Chipless Printers
– Epson WF-R4640 error code list and quick guide troubleshooting
– Full list of Epson WF-R4640 error code free download :
| Epson WF-R4640 error code | Error code | Display on | Description and troubleshooting |
| Epson WF-R4640 error code 0x00 | 0x00 | PRINTER | B Fatal error does not occur. |
| Epson WF-R4640 error code 0x60 | 0x60 | PRINTER | B Home position seeking error. Carriage overload. Ink system failure. CR motor failure. Deformation. CR encoder failure. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0x61 | 0x61 | PRINTER | B Deadlock avoidance error. Paper jam. Foreign object. Deformation. |
| Epson WF-R4640 error code 0x62 | 0x62 | PRINTER | B Contact error at the ink replacement timing. Paper jam. Foreign object. Deformation. |
| Epson WF-R4640 error code 0x63 | 0x63 | PRINTER | B Contact error at ink ink replacement timing. Paper jam. Foreign object. Deformation. |
| Epson WF-R4640 error code 0x64 | 0x64 | PRINTER | B Paper jam cancelation disabled error. Paper jam or foreign object. |
| Epson WF-R4640 error code 0x68 | 0x68 | PRINTER | B Valve initialization contact point detection error. Carriage overload. Ink system failure. Main board failure. |
| Epson WF-R4640 error code 0x69 | 0x69 | PRINTER | B I/S clutch operation contact point detection error. Ink system failure. Main board failure. |
| Epson WF-R4640 error code 0x6 B | 0x6 B | PRINTER | B PF runaway error. Encoder failure. Motor driver failure. Main board failure. |
| Epson WF-R4640 error code 0x6F | 0x6F | PRINTER | B Inspection mode error. Not occurs except in the manufacturing process. |
| Epson WF-R4640 error code 0x7 F | 0x7 F | PRINTER | B Inspection mode error. Not occurs except in the manufacturing process. |
| Epson WF-R4640 error code 0x81 | 0x81 | PRINTER | B PIS environmental light error. Diffused light. Main board failure. |
| Epson WF-R4640 error code 0x82 | 0x82 | PRINTER | B PIS continuous reflected light error. PIS failure. Main board failure. Diffused light. |
| Epson WF-R4640 error code 0x83 | 0x83 | PRINTER | B PIS no reflected light error. Fault Detection Plate failure. Sensor failure. PIS board failure. |
| Epson WF-R4640 error code 0x84 | 0x84 | PRINTER | B Device gap abnormal error. Not occurs except in the manufacturing process. |
| Epson WF-R4640 error code 0x85 | 0x85 | PRINTER | B PWM duty error. PIS failure. |
| Epson WF-R4640 error code 0x86 | 0x86 | PRINTER | B PWM duty error. PIS failure. |
| Epson WF-R4640 error code 0x87 | 0x87 | PRINTER | B No decision empty error. PIS failure. |
| Epson WF-R4640 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 WF-R4640 error code 0x89 | 0x89 | PRINTER | B Insufficient Light error. PIS failure. Fault Detection Plate failure. Main board failure. Ink cartridge failure. |
| Epson WF-R4640 error code 0x8 D | 0x8 D | PRINTER | B Factor other than printer device error. Scanner or ADF failure. |
| Epson WF-R4640 error code 0x8 E | 0x8 E | PRINTER | B Driver mismatch error. An unsupported driver is used. |
| Epson WF-R4640 error code 0x8F | 0x8F | PRINTER | B EEPROM access error. Not occurs except in the manufacturing process. |
| Epson WF-R4640 error code 0x90 | 0x90 | PRINTER | B PW sensor failure. Main board failure. Foreign object. |
| Epson WF-R4640 error code 0x91 | 0x91 | PRINTER | B PW sensor failure. Main board failure. Foreign object. |
| Epson WF-R4640 error code 0x92 | 0x92 | PRINTER | B Hot-plug disconnection paper jam error. Second cassette unit has been removed during feeding. Contact failure. |
| Epson WF-R4640 error code 0x93 | 0x93 | PRINTER | B PE sensor failure. Main board failure. |
| Epson WF-R4640 error code 0x94 | 0x94 | PRINTER | B PW sensor wrong light emission amount error. Sensor failure. Main board failure. |
| Epson WF-R4640 error code 0x96 | 0x96 | PRINTER | B Decompress pump motor driving time error. Decompress pump motor failure. Main board failure. |
| Epson WF-R4640 error code 0x97 | 0x97 | PRINTER | B Head drive circuit excessive voltage error. Head FFC disconnection. Main board failure. |
| Epson WF-R4640 error code 0x99 | 0x99 | PRINTER | B IES process inspection error. Not occurs except in the manufacturing process. |
| Epson WF-R4640 error code 0x9A | 0x9A | PRINTER | B Circuit error or blowout of a fuse. Main board failure. |
| Epson WF-R4640 error code 0x9 B | 0x9 B | PRINTER | B Printer head failure. Transistor abnormal temperature error. Head thermistor detects abnormal temperature. Main board failure. |
| Epson WF-R4640 error code 0x9C | 0x9C | PRINTER | B Printer head failure. X-Hot detection error before printing. Head thermistor detects abnormal temperature. Main board failure. |
| Epson WF-R4640 error code 0x9 D | 0x9 D | PRINTER | B Printer head failure. X-Hot detection error during flushing. Head thermistor detects abnormal temperature. Main board failure. |
| Epson WF-R4640 error code 0x9 E | 0x9 E | PRINTER | B Printer head failure. Head environment temperature error. Main board failure. |
| Epson WF-R4640 error code 0x9 F | 0x9 F | PRINTER | B No inspection mode error. Not occurs except in the manufacturing process. |
| Epson WF-R4640 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 WF-R4640 error code 0xB1 | 0xB1 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WF-R4640 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 WF-R4640 error code 0xB3 | 0xB3 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0xB4 | 0xB4 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0xB5 | 0xB5 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 error code OxBA | OxBA | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 error code 0x0 | 0x0 | PRINTER | B Ink device error. Ink cartridge failure. Holder board assy failure (CSIC or contact failure). Main board failure. Cable or FFC disconnection. |
| Epson WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 error code OxD1 | OxD1 | PRINTER | B ASF PID excess load error. Encoder failure. Motor failure. Mechanism overload. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0xD2 | 0xD2 | PRINTER | B ASF PID excess speed error. Encoder failure. Motor driver failure. Tooth skip of the ASF gears. Main board failure. |
| Epson WF-R4640 error code OxD3 | OxD3 | PRINTER | B ASF PID reverse error. Encoder failure. Tooth skip or improper tension of the timing belt. Gear engagement failure. Paper jam. |
| Epson WF-R4640 error code 0xD4 | 0xD4 | PRINTER | B ASF PID lock error. Encoder failure. Motor failure. Mechanism overload. Paper jam. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0xD6 | 0xD6 | PRINTER | B ASF PID excess torque limitation error. Mechanism overload. |
| Epson WF-R4640 error code 0xD8 | 0xD8 | 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 WF-R4640 error code 0xD9 | 0xD9 | 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 WF-R4640 error code OxDA | OxDA | PRINTER | B ASF LOAD POSITION excess load error. Encoder failure. Motor failure. Mechanism overload. Cable or FFC disconnection. |
| Epson WF-R4640 error code OxDE | OxDE | PRINTER | B ASF PID driving time error. Main board failure. |
| Epson WF-R4640 error code OxDF | OxDF | PRINTER | B ASF LOAD POSITION driving time error. Main board failure. |
| Epson WF-R4640 error code OxE1 | OxE1 | 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 WF-R4640 error code 0xE2 | 0xE2 | 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 WF-R4640 error code OxE3 | OxE3 | 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 WF-R4640 error code 0xE4 | 0xE4 | 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 WF-R4640 error code OxE5 | OxE5 | 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 WF-R4640 error code 0xE8 | 0xE8 | 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 WF-R4640 error code 0xE9 | 0xE9 | 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 WF-R4640 error code OxEA | OxEA | 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 WF-R4640 error code OxEE | OxEE | PRINTER | B CR PID driving time error. Main board failure. |
| Epson WF-R4640 error code OxEF | OxEF | PRINTER | B CR LOAD POSITION driving time error. CR encoder failure. Tooth skip or improper tension of the timing belt. Carriage overload. |
| Epson WF-R4640 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 board failure. |
| Epson WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 error code 0xF6 | 0xF6 | PRINTER | B PF PID excess torque limitation error. Not occurs except in the manufacturing process. |
| Epson WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 error code OxFF | OxFF | PRINTER | B PF LOAD POSITION driving time error. Main board failure. |
| Epson WF-R4640 error code 0x00 | 0x00 | SCANNER | B Fatal error does not occur. |
| Epson WF-R4640 error code 0x01 | 0x01 | SCANNER | B Scanner/ADF PID excess speed error. Encoder failure. Motor driver failure. Main board failure. |
| Epson WF-R4640 error code 0x02 | 0x02 | SCANNER | B Scanner/ADF PID reverse error. Encoder failure. Paper jam. |
| Epson WF-R4640 error code 0x03 | 0x03 | SCANNER | B Scanner/ADF PID lock error. Encoder failure. Motor failure. Mechanism overload. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0x04 | 0x04 | SCANNER | B Scanner/ADF PID acceleration lock error. Encoder failure. Motor failure. Paper jam. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0x05 | 0x05 | SCANNER | B Scanner/ADF PID excess load. Encoder failure. Motor failure. Mechanism overload. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0x06 | 0x06 | SCANNER | B Scanner/ADF PID driving time error. Main board failure. |
| Epson WF-R4640 error code 0x09 | 0x09 | SCANNER | B Scanner/ADF BS+ excess speed error. Encoder failure. Motor driver failure. Main board failure. |
| Epson WF-R4640 error code OxOA | OxOA | SCANNER | B Scanner/ADF BS+ reverse error. Encoder failure. Paper jam. |
| Epson WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 error code 0x14 | 0x14 | SCANNER | B Scanner/ADF measurement error. Drive mechanism is overloaded. Insufficient grease. Foreign object. Lack of gears. Deformation. |
| Epson WF-R4640 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 WF-R4640 error code 0x21 | 0x21 | SCANNER | B Scanner/ADF ALD PID excess speed error. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0x22 | 0x22 | SCANNER | B Scanner/ADF ALD PID reverse error. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0x23 | 0x23 | SCANNER | B Scanner/ADF ALD PID lock error. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0x24 | 0x24 | SCANNER | B Scanner/ADF ALD PID acceleration lock. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0x25 | 0x25 | SCANNER | B Scanner/ADF ALD PID excess load error. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0x26 | 0x26 | SCANNER | B Scanner/ADF ALD PID driving time error. ALD motor failure. Motor driver failure. Cable or FFC disconnection. |
| Epson WF-R4640 error code 0x30 | 0x30 | SCANNER | B Scanner/ADF option error. Cable or FFC disconnection. Main board failure. |
| Epson WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 error code 0x46 | 0x46 | SCANNER | B Scanner/ADF FB PID driving time error. Main board failure. |
| Epson WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 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 WF-R4640 error code 0x4 E | 0x4 E | SCANNER | B Scanner/ADF FB BS+ driving time error. Main board failure. |
| Epson WF-R4640 error code 0x51 | 0x51 | SCANNER | B Scanner/ADF automatic judgement error. |
| Epson WF-R4640 error code 0x52 | 0x52 | SCANNER | B Scanner/ADF automatic judgement error. |
| Epson WF-R4640 error code 0x53 | 0x53 | SCANNER | B Scanner/ADF automatic judgement error. |
| Epson WF-R4640 error code 0x54 | 0x54 | SCANNER | B Scanner/ADF automatic judgement error. |
| Epson WF-R4640 error code 0x55 | 0x55 | SCANNER | B Scanner/ADF automatic judgement error. |
Epson WF-R4640 WIC Serial Key
Check Epson WF-R4640 Wic supported functions
How To Reset Epson WF-R4640 Waste Ink Pad Counter
– Reset Epson WF-R4640 Waste Ink Pad Counter If Epson WF-R4640 supported by Wicreset Utility
Get Wicreset Key
