Epson AcuLaser CX11 Service Manual

EPSON AcuLaser CX11/CX11F Revision B
TROUBLESHOOTING Printer 180
24
Check of resistance value of CLUTCH ASSY
FEED
The winding resistance between the terminals
of CLUTCH ASSY FEED is 144Ω ± 10%
(20°C)?
Go to Step [25]. Replace
CLUTCH ASSY
FEED. (p.457)
25
24 VDC power supply check to PWBA
TRAY 500
The voltage of P435-9/10 ↔ 435-7/8 on
PWBA TRAY 500 is 24 VDC?
Go to Step [9]. Go to Step [26].
26
Continuity check of HARNESS-ASSY FEED 1
Disconnect P/J435 from PWBA TRAY CONT.
Do all of the wiring below have normal
continuity?
J435-7 ↔ P608-4
J435-8 ↔ P608-3
J435-9 ↔ P608-2
J435-10 ↔ P608-1
Go to Step [27]. Replace
HARNESS-
ASSY FEED 1.
(p.458)
27
Continuity check of HARNESS ASSY MAIN
Disconnect P/J421 from PWBA MCU.
Do all of the wiring below have normal
continuity?
J421-1 ↔ J608-10
J421-2 ↔ J608-9
J421-3 ↔ J608-8
J421-4 ↔ J608-7
Go to Step [28]. Repair broken or
shorted part.
28
24 VDC power supply check to PWBA MCU
Disconnect the P/J410 from PWBA MCU.
The voltage of P410-5/6 ↔ P410-7/8 P410-7/8
on PWBA MCU is 24 VDC?
Replace PWBA
MCU. (p.432)
Go to Step [29].
Step Check Yes No
29
Continuity check of HARNESS-ASSY
MAIN
Disconnect P/J410 from PWBA MCU and P/
J502 from LV/HVPS.
Do all of the wiring below have normal
continuity?
J410-5 ↔ J502-5
J410-6 ↔ J502-6
J410-7 ↔ J502-7
J410-8 ↔ J502-8
Replace LV/
HVPS. (p.435)
Repair broken or
shorted part.
30
Check of 24 VDC power supply to DRIVE
ASSY FEED
The voltage of P437-4 ↔ P437-5 on PWBA
TRAY CONT is 24 VDC?
Go to Step [31]. Go to Step [25].
31
Continuity check of HARNESS-ASSY FEED
MAIN
Disconnect P/J437 from PWBA TRAY 500.
Do all of the wiring below have normal
continuity?
J437-5 ↔ CN1-1
J437-4 ↔ CN1-2
J437-2 ↔ CN1-4
J437-1 ↔ CN1-5
Go to Step [8]. Replace
HARNESS-
ASSY FEED
MAIN.
Step Check Yes No
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Epson AcuLaser CX11 Specifications

General

Brand	Epson
Model	AcuLaser CX11
Category	All in One Printer
Language	English