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7. LCD PWB (LCDPWB)........................... Controls the LCD display.
8. CCD PWB (CCDPWB).......................... Reads the image of originals.
9. APC PWB (APCPWB) .......................... Generates and controls the laser beam.
10. NFC PWB (NFCPWB) .......................... Antenna circuit for wireless communication.
11. Drum PWB (DRPWB) ........................... Relays wirings from electrical components on the drum unit.
12. Drum relay PWB (DRRPWB)................ Consists of wiring relay circuit between engine PWB and the
13. Developing PWB (DEVPWB)................ Relays wirings from electrical components on the developing unit.
14. Developing relay PWB (DEVRPWB) .... Consists of wiring relay circuit between engine PWB and the
15. RFID PWB (RFPWB) ............................ Reads the container information.
16. LED PWB (LEDPWB) ........................... Exposes originals.
17. Touch Panel (TP) .................................. Operation panel.
18. USB PWB (USBPWB) ......................... USB PWB slot distribution.
List of correspondences of PWB names
No.
Name used in service manual
1
Main PWB (MPWB)
2
Engine PWB (EPWB)
3
High voltage PWB (HVPWB)
4
Power source PWB (PSPWB)
5
Operation panel PWB 1 (OPPWB 1)
6
Operation panel PWB 2 (OPPWB 2)
7
LCD PWB (LCDPWB)
8
CCD PWB (CCDPWB)
9
APC PWB (APCPWB)
10
NFC PWB (NFCPWB)
11
Drum PWB (DRPWB)
12
Drum relay PWB (DRRPWB)
13
Developing PWB (DEVPWB)
14
Developing relay PWB (DEVRPWB)
15
RFID PWB (RFPWB)
16
LED PWB (LEDPWB)
17
Touch panel (TP)
18
USB PWB (USBPWB)
Service Manual
Drum individual information in EEPROM storage.
drum unit.
Developing individual information in EEPROM storage.
developer unit and contain the temperature sensor inside the
machine.
PATRS PWB MAIN ASSY SP
PATRS PWB ENGINE ASSY SP
PARTS HIGH VOLTAGE SP
PARTS LOW VOLTAGE 100 SP
PARTS LOW VOLTAGE 200 SP
PARTS OPERATION UNIT SP
PARTS ISU
LK-7105
PARTS PWB NFC ASSY SP
DK-7105
PARTS PWB DRUM CONNECT ASSY SP
DV-7105
PARTS DEVE CONNECT ASSY SP
PARTS PWB RFID ASSY SP
PARTS PWB SCANNER LED ASSY SP
PARTS OPERATION UNIT SP
PARTS PWB USB HUB ASSY SP
2-2-2
Name used in parts list
Y118240-1
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