2KN/2KP
2-2-2
11. High voltage PWB (HVPWB) ....................... Generates high voltage for main charging, PTC (charging), and develop-
ing bias.
12. APC PWB (APCPWB) ................................. Generates and controls the laser beam.
13. PD PWB (PDPWB) ...................................... Defects horizontal synchronizing timing of laser beam.
14. Cassette PWB (CSPWB) ............................. Controls the electrical components (cassette 3 and 4 section).
15. Deck PWB (DKPWB) ................................... Controls the electrical components (cassette 1 and 2 section).
16. Duplex PWB (DUPPWB) ............................. Controls the electrical components (duplex section).
17. Drum heater PWB (DRHPWB) .................... Controls the drum heater temperature.
18. Transfer high voltage PWB (THVPWB) ....... Generates high voltage for transfer bias.
19. Sub DC power source PWB
(SDCPSPWB) .............................................. Generates 24 V DC for optional document finisher.
20. HDD relay PWB (HDDRPWB) ..................... Relays circuit between the main PWB and hard disk.
List of correspondences of PWB names
No.
Name used in service manual
Name used in parts list
1
Engine PWB (EPWB)
PARTS PWB ENGINE ASSY SP
2
Main PWB (MPWB)
PARTS PWB MAIN ASSY SP
3
AC power source PWB (ACPSPWB)
AC POWER SOURCE PWB
4
DC power source PWB (DCPSPWB)
DC POWER SOURCE PWB
5
Zener PWB (ZPWB)
-
6
Operation PWB(OPWB)
OPERATION UNIT PCB ASS'Y A
OPE PCB ASS'Y B(BA)
7
Scanner PWB (SPWB)
PARTS PWB SCANNER ASSY SP
8
SHD PWB (SHDPWB)
SHD PWB ASSY
9
CCD PWB (CCDPWB)
-
10
Inverter PWB (INPWB)
INVERTER PCB YG
11
High voltage PWB (HVPWB)
HIGH VOLTAGE PWB MC
12
APC PWB (APCPWB)
-
13
PD PWB (PDPWB)
-
14
Cassette PWB (CSPWB)
PARTS PWB CASSETTE ASSY SP
15
Deck PWB (DKPWB)
PARTS PWB DECK ASSY SP
16
Duplex PWB (DUPPWB)
PARTS PWB DUPLEX ASSY SP
17
Drum heater PWB (DRHPWB)
DRUM PWB ASS'Y
18
Transfer high voltage PWB (THVPWB)
HIGH VOLTAGE PWB TC
19
Sub DC power source PWB (SDCPSPWB)
DF POWER SOURCE
20
HDD relay PWB (HDDRPWB)
PARTS PWB SATA IF ASSY SP
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Page 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Page 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Page 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Page 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Page 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Page 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Page 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Page 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Page 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Page 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
Page 520: ......
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