Chipless Printers
– Epson WorkForce-840 error code list and quick guide troubleshooting
– Full list of Epson WorkForce-840 error code free download :
| Epson WorkForce-840 error code | Error code | Display on | Description and troubleshooting |
| Epson WorkForce-840 error code 0x00 | 0x00 | PRINTER | B Fatal error does not occur. |
| Epson WorkForce-840 error code 0x01 | 0x01 | PRINTER | B CR PID excess load error. CR encoder failure. CR motor failure. CR Mechanism overload. Tooth skip or improper tension of the timing belt. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x02 | 0x02 | PRINTER | B CR PID excess speed error. CR encoder failure. Tooth skip or improper tension of the timing belt. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x03 | 0x03 | PRINTER | B CR PID reverse error. CR encoder failure. External force or vibration. Tooth skip or improper tension of the timing belt. Paper jam. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x04 | 0x04 | PRINTER | B CR PID lock error. CR encoder failure. CR motor failure. CR Mechanism overload. Some part may be detached. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x05 | 0x05 | PRINTER | B CR PID speed fall error. CR encoder failure. Motor driver failure. Main board failure. Tooth skip or improper tension of the timing belt. Paper jam. |
| Epson WorkForce-840 error code 0x08 | 0x08 | PRINTER | B CR LOAD POSITION reverse error. The CR motor does not rotate to the normal direction during printing. CR encoder failure. Paper jam. Tooth skip or improper tension of the timing belt. Main board failure. |
| Epson WorkForce-840 error code 0x09 | 0x09 | PRINTER | B CR LOAD POSITION excess speed error. The CR motor rotates faster than expected during printing. CR encoder failure. Tooth skip or improper tension of the timing belt. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code OxOA | OxOA | PRINTER | B CR LOAD POSITION excess load error. CR encoder failure. CR motor failure. Carriage overload. Tooth skip or improper tension of the timing belt. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x11 | 0x11 | PRINTER | B ASF PID excess load error. Encoder failure. Motor failure. Mechanism overload. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x12 | 0x12 | PRINTER | B ASF PID excess speed error. Encoder failure. Motor driver failure. Tooth skip of the ASF gears. Main board failure. |
| Epson WorkForce-840 error code 0x13 | 0x13 | PRINTER | B ASF PID reverse error. Encoder failure. Tooth skip or improper tension of the timing belt. Gear engagement failure. Paper jam. |
| Epson WorkForce-840 error code 0x14 | 0x14 | PRINTER | B ASF PID lock error. Encoder failure. Motor failure. Mechanism overload. Paper jam. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x16 | 0x16 | PRINTER | B ASF PID excess torque limitation error. Mechanism overload. |
| Epson WorkForce-840 error code 0x18 | 0x18 | PRINTER | B ASF LOAD POSITION reverse error. Encoder failure. Paper jam. Gear engagement failure. Tooth skip or improper tension of the timing belt. Gear engagement failure. Tooth skip or improper tension of the timing belt. |
| Epson WorkForce-840 error code 0x19 | 0x19 | PRINTER | B ASF LOAD POSITION excess speed error. Encoder failure. Gear engagement failure. Tooth skip of the ASF gears. Tooth skip or improper tension of the timing belt. Main board failure. |
| Epson WorkForce-840 error code 0x1 A | 0x1 A | PRINTER | B ASF LOAD POSITION excess load error. Encoder failure. Motor failure. Mechanism overload. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x22 | 0x22 | PRINTER | B Home position seeking error. Cannot reach to a target position flag during home seeking. Paper jam. Paper feed error. Residual paper. Cable or FFC disconnection. Front ASF home sensor (FP sensor) error. Rear ASF phase |
| Epson WorkForce-840 error code 0x30 | 0x30 | PRINTER | B EEPROM access error. Not occurs except in the manufacturing process. |
| Epson WorkForce-840 error code 0x40 | 0x40 | PRINTER | B Printer head failure. Transistor abnormal temperature error. Head thermistor detects abnormal temperature. Main board failure. |
| Epson WorkForce-840 error code 0x41 | 0x41 | PRINTER | B Printer head failure. X-Hot detection error before printing. Head thermistor detects abnormal temperature. Main board failure. |
| Epson WorkForce-840 error code 0x42 | 0x42 | PRINTER | B Printer head failure. X-Hot detection error during flushing. Head thermistor detects abnormal temperature. Main board failure. |
| Epson WorkForce-840 error code 0x50 | 0x50 | PRINTER | B CR home position seeking error. Paper jam or foreign object. Deformation. Mechanism overload. Motor failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x51 | 0x51 | PRINTER | B Carriage could not be unlocked. Paper jam. Foreign object. Deformation. |
| Epson WorkForce-840 error code 0x52 | 0x52 | PRINTER | B Carriage could not be locked. Paper jam. Foreign object. Deformation. |
| Epson WorkForce-840 error code 0x55 | 0x55 | PRINTER | B Paper out error in the front ASF. |
| Epson WorkForce-840 error code 0x56 | 0x56 | PRINTER | B Contact error at the ink replacement timing during power-off. Ink cartridges are not installed correctly. Deformation. Foreign object. Paper jam. |
| Epson WorkForce-840 error code 0x57 | 0x57 | PRINTER | B CD/DVD error. |
| Epson WorkForce-840 error code 0x58 | 0x58 | PRINTER | B PF motor drive error. |
| Epson WorkForce-840 error code 0x59 | 0x59 | PRINTER | B EJ frame error. |
| Epson WorkForce-840 error code 0x5A | 0x5A | PRINTER | B CR error. |
| Epson WorkForce-840 error code 0x5 B | 0x5 B | PRINTER | B Paper jam error. Foreign object. Deformation. Change lever failure. Paper jam. |
| Epson WorkForce-840 error code 0x5 E | 0x5 E | PRINTER | B Case cover open error. |
| Epson WorkForce-840 error code 0x5 F | 0x5 F | PRINTER | B Case cover open error. |
| Epson WorkForce-840 error code 0x60 | 0x60 | PRINTER | B PW sensor light emission is smaller than expected. Foreign object on platen. PW sensor failure. Main board failure. |
| Epson WorkForce-840 error code 0x61 | 0x61 | PRINTER | B PW sensor light emission is greater than expected. Foreign object on platen. PW sensor failure. Main board failure. |
| Epson WorkForce-840 error code 0x63 | 0x63 | PRINTER | B Paper Sensor failure. Paper Sensor failure. Paper sensor lever failure. Main board failure. |
| Epson WorkForce-840 error code 0x70 | 0x70 | PRINTER | B APG motor drive error. APG sensor failure. APG motor failure. Foreign object. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x71 | 0x71 | PRINTER | B APG home position seeking error. APG Sensor failure. APG motor failure. Foreign object. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x72 | 0x72 | PRINTER | B APG motor drive error. |
| Epson WorkForce-840 error code 0x7 E | 0x7 E | PRINTER | B No inspection mode error. Not occurs except in the manufacturing process. |
| Epson WorkForce-840 error code 0x80 | 0x80 | PRINTER | B Circuit error or blowout of a fuse. Main board failure. |
| Epson WorkForce-840 error code 0x83 | 0x83 | PRINTER | B PIS no reflected light error. Fault Detection Plate failure. Sensor failure. PIS board failure. |
| Epson WorkForce-840 error code 0x84 | 0x84 | PRINTER | B Device gap abnormal error. Not occurs except in the manufacturing process. |
| Epson WorkForce-840 error code 0x88 | 0x88 | PRINTER | B Excessive light error. Sensor failure. PIS board failure. Too much diffused light from outside is shed on the sensor when used outdoors or near the windows. |
| Epson WorkForce-840 error code 0x89 | 0x89 | PRINTER | B Insufficient Light error. PIS failure. Fault Detection Plate failure. Main board failure. Ink cartridge failure. |
| Epson WorkForce-840 error code OxBO | OxBO | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxB1 | OxB1 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xB2 | 0xB2 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxB3 | OxB3 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxB4 | OxB4 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxB5 | OxB5 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xB6 | 0xB6 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xB7 | 0xB7 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xB8 | 0xB8 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xB9 | 0xB9 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code Ox BA | Ox BA | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxBB | OxBB | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxBC | OxBC | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxBD | OxBD | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxBE | OxBE | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxBF | OxBF | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxCO | OxCO | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxC1 | OxC1 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xC2 | 0xC2 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxC3 | OxC3 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xC4 | 0xC4 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxC5 | OxC5 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xC6 | 0xC6 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xC7 | 0xC7 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xC8 | 0xC8 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0xC9 | 0xC9 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxCA | OxCA | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxCB | OxCB | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxCC | OxCC | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxCD | OxCD | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxCE | OxCE | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxCF | OxCF | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxD1 | OxD1 | PRINTER | B CR PID driving time error. Main board failure. |
| Epson WorkForce-840 error code 0xD2 | 0xD2 | PRINTER | B CR LOAD POSITION driving time error. CR encoder failure. Tooth skip or improper tension of the timing belt. Carriage overload. |
| Epson WorkForce-840 error code OxD3 | OxD3 | PRINTER | B PF PID driving time error. Main board failure. |
| Epson WorkForce-840 error code 0xD4 | 0xD4 | PRINTER | B PF BS driving time error. Main board failure. |
| Epson WorkForce-840 error code OxD5 | OxD5 | PRINTER | B ASF PID driving time error. Main board failure. |
| Epson WorkForce-840 error code 0xD6 | 0xD6 | PRINTER | B ASF BS driving time error. Main board failure. |
| Epson WorkForce-840 error code 0xD7 | 0xD7 | PRINTER | B ASF SUB driving time error. One drive of the ASF SUB motor exceeds the specified period of time. Main board failure. |
| Epson WorkForce-840 error code OxF1 | OxF1 | PRINTER | B PF PID excess load error. Encoder failure. PF motor failure. PF Mechanism overload. Cable or FFC disconnection. Tooth skip or improper tension of the timing belt. Cable or FFC disconnection. Motor driver failure. Main bo |
| Epson WorkForce-840 error code 0xF2 | 0xF2 | PRINTER | B PF PID excess speed error. The PF motor rotates faster than expected. Encoder failure. Tooth skip or improper tension of the timing belt. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code OxF3 | OxF3 | PRINTER | B PF PID reverse error. Encoder failure. Tooth skip or improper tension of the timing belt. Paper jam. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0xF4 | 0xF4 | PRINTER | B PF PID lock error. Encoder failure. PF motor failure. PF Mechanism overload. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0xF6 | 0xF6 | PRINTER | B PF PID excess torque limitation error. Not occurs except in the manufacturing process. |
| Epson WorkForce-840 error code 0xF8 | 0xF8 | PRINTER | B PF LOAD POSITION reverse error. Encoder failure. Slipping gears. Tooth skip or improper tension of the timing belt. |
| Epson WorkForce-840 error code 0xF9 | 0xF9 | PRINTER | B PF LOAD POSITION excess speed error. Encoder failure. Tooth skip or improper tension of the timing belt. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code OxFA | OxFA | PRINTER | B PF LOAD POSITION excess load error. Encoder failure. PF motor failure. PF Mechanism overload. Cable or FFC disconnection. Tooth skip or improper tension of the timing belt. |
| Epson WorkForce-840 error code OxFC | OxFC | PRINTER | B PF LOAD POSITION excess judgment error. Encoder failure. PF motor failure. PF Mechanism overload. Cable or FFC disconnection. |
| Epson WorkForce-840 error code OxFE | OxFE | PRINTER | B PF PID excess speed or driving time error. Encoder failure. Motor driver failure. Main board failure. Mechanism overload. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x00 | 0x00 | SCANNER | B Fatal error does not occur. |
| Epson WorkForce-840 error code 0x01 | 0x01 | SCANNER | B Scanner/ADF PID excess speed error. Encoder failure. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x02 | 0x02 | SCANNER | B Scanner/ADF PID reverse error. Encoder failure. Paper jam. |
| Epson WorkForce-840 error code 0x03 | 0x03 | SCANNER | B Scanner/ADF PID lock error. Encoder failure. Motor failure. Mechanism overload. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x04 | 0x04 | SCANNER | B Scanner/ADF PID acceleration lock error. Encoder failure. Motor failure. Paper jam. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x05 | 0x05 | SCANNER | B Scanner/ADF PID excess load. Encoder failure. Motor failure. Mechanism overload. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x06 | 0x06 | SCANNER | B Scanner/ADF PID driving time error. Main board failure. |
| Epson WorkForce-840 error code 0x09 | 0x09 | SCANNER | B Scanner/ADF BS+ excess speed error. Encoder failure. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code OxOA | OxOA | SCANNER | B Scanner/ADF BS+ reverse error. Encoder failure. Paper jam. |
| Epson WorkForce-840 error code 0x0 B | 0x0 B | SCANNER | B Scanner/ADF BS+ lock error. Encoder failure. Motor failure. Mechanism overload. Paper jam. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x0 D | 0x0 D | SCANNER | B Scanner/ADF BS+ excess load error. Encoder failure. Motor failure. Mechanism overload. Paper jam. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x0 E | 0x0 E | SCANNER | B Scanner/ADF BS+ driving time error. Encoder failure. Motor failure. Mechanism overload. Paper jam. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x10 | 0x10 | SCANNER | B Scanner/ADF home position detection error. CIS Module failure. Upper housing failure. Lower housing failure. Scanner motor failure. Insufficient grease. Foreign object. Cable disconnection. Main board failure. |
| Epson WorkForce-840 error code 0x11 | 0x11 | SCANNER | B Scanner/ADF contact detection distance exceeded error. CIS Module failure. Scanner Housing failure. Cable or FFC disconnection. Motor failure. Main board failure. |
| Epson WorkForce-840 error code 0x12 | 0x12 | SCANNER | B Scanner/ADF opposite side contact detection distance exceeded error. CIS Module failure. Scanner Housing failure. Main board failure. Cable or FFC disconnection. Motor failure. Main board failure. |
| Epson WorkForce-840 error code 0x13 | 0x13 | SCANNER | B Scanner/ADF opposite side wrong contact detection distance error. CIS Module failure. Scanner Housing failure. Main board failure. Cable or FFC disconnection. Motor failure. |
| Epson WorkForce-840 error code 0x14 | 0x14 | SCANNER | B Scanner/ADF measurement error. Drive mechanism is overloaded. Insufficient grease. Foreign object. Lack of gears. Deformation. |
| Epson WorkForce-840 error code 0x20 | 0x20 | SCANNER | B Scanner/ADF LED light error. CIS Module failure. Foreign object. Scanner housing upper failure (home seek pattern is dirty). Main board failure. |
| Epson WorkForce-840 error code 0x21 | 0x21 | SCANNER | B Scanner/ADF ALD PID excess speed error. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x22 | 0x22 | SCANNER | B Scanner/ADF ALD PID reverse error. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x23 | 0x23 | SCANNER | B Scanner/ADF ALD PID lock error. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x24 | 0x24 | SCANNER | B Scanner/ADF ALD PID acceleration lock. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x25 | 0x25 | SCANNER | B Scanner/ADF ALD PID excess load error. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x26 | 0x26 | SCANNER | B Scanner/ADF ALD PID driving time error. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WorkForce-840 error code 0x30 | 0x30 | SCANNER | B Scanner/ADF option error. Cable or FFC disconnection. Main board failure. |
| Epson WorkForce-840 error code 0x31 | 0x31 | SCANNER | B Scanner/ADF MAIN-A Supply circuit error. Main board failure. Connection error between the Main board and Scanner Main Board. Scanner main board failure. |
| Epson WorkForce-840 error code 0x36 | 0x36 | SCANNER | B Scanner/ADF paper jam error. Paper jam. Foreign object. Loading or ejecting paper out of the standard range. Using long paper. |
| Epson WorkForce-840 error code 0x41 | 0x41 | SCANNER | B Scanner/ADF FB PID excess speed error. Encoder failure. Tooth skip or improper tension of the timing belt. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x42 | 0x42 | SCANNER | B Scanner/ADF FB PID reverse error. Encoder failure. Tooth skip or improper tension of the timing belt. Gear crack. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x43 | 0x43 | SCANNER | B Scanner/ADF FB PID lock error. Encoder failure. Tooth skip or improper tension of the timing belt. Gear crack. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x44 | 0x44 | SCANNER | B Scanner/ADF FB PID acceleration lock error. Encoder failure. Tooth skip or improper tension of the timing belt. Gear crack. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x45 | 0x45 | SCANNER | B Scanner/ADF FB PID excess load error. Encoder failure. Tooth skip or improper tension of the timing belt. Gear crack. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x46 | 0x46 | SCANNER | B Scanner/ADF FB PID driving time error. Main board failure. |
| Epson WorkForce-840 error code 0x49 | 0x49 | SCANNER | B Scanner/ADF FB BS+ excess speed error. Encoder failure. Gear crack. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x4A | 0x4A | SCANNER | B Scanner/ADF FB BS+ reverse error. Encoder failure. Gear crack. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x4 B | 0x4 B | SCANNER | B Scanner/ADF FB BS+ lock error. Encoder failure. Tooth skip or improper tension of the timing belt. Gear crack. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x4 D | 0x4 D | SCANNER | B Scanner/ADF FB BS+ excess load error. Encoder failure. Tooth skip or improper tension of the timing belt. Gear crack. Cable or FFC disconnection. Motor driver failure. Main board failure. |
| Epson WorkForce-840 error code 0x4 E | 0x4 E | SCANNER | B Scanner/ADF FB BS+ driving time error. Main board failure. |
| Epson WorkForce-840 error code 0x51 | 0x51 | SCANNER | B Scanner/ADF automatic judgement error. |
| Epson WorkForce-840 error code 0x52 | 0x52 | SCANNER | B Scanner/ADF automatic judgement error. |
| Epson WorkForce-840 error code 0x53 | 0x53 | SCANNER | B Scanner/ADF automatic judgement error. |
| Epson WorkForce-840 error code 0x54 | 0x54 | SCANNER | B Scanner/ADF automatic judgement error. |
| Epson WorkForce-840 error code 0x55 | 0x55 | SCANNER | B Scanner/ADF automatic judgement error. |
Epson WorkForce-840 WIC Serial Key
Check Epson WorkForce-840 Wic supported functions
How To Reset Epson WorkForce-840 Waste Ink Pad Counter
– Reset Epson WorkForce-840 Waste Ink Pad Counter If Epson WorkForce-840 supported by Wicreset Utility
Get Wicreset Key
