Service manual

V-22
Remedy
Step Check
Yes No
15
Checking harness ASSY DRV1 for
continuity
Check the following for continuity.
J41-30PIN<=>J11-11PIN
J41-31PIN<=>J11-10PIN
J41-33PIN<=>J11-8PIN
Replace MCU
HL-4200
Replace
harness ASSY
DRV1
16
Checking clutch ASSY turn for operation
Does the turn roll in the feeder run when
printing 1 sheet?
Go to step [22]
With tool
Go to step [17]
Without tool
Go to step [18]
17
Checking clutch ASSY turn
Does clutch ASSY turn function normally?
Using clutch ASSY turn diagnostic tool,
check by digital output test.
In the test, close the interlock SW.
Check the clutch
for slip, or the
gear
for damage.
Go to step [18]
18
Checking PWBA HBN DRV for signal
Is P/J47-13PIN<=>P/J60-2PIN +24VDC?
Go to step [19]
Replace PWBA
HBN DRV
19
Checking harness ASSY FDR for
continuity
Check the following for continuity.
J47-13PIN<=>P475-2PIN
J47-14PIN<=>P475-1PIN
Go to step [20]
Replace
harness ASSY
FDR
20
Checking clutch ASSY turn for resistance
value
Remove the clutch connector J475.
Is J475-1PIN<=>J475-2PIN less than
200�?
Go to step [21]
Replace clutch
ASSY turn
21
Checking harness ASSY DRV2-2 for
continuity
Is J12-9PIN<=>J42-22PIN continuous
normally?
Replace MCU
HL-4200
Replace
harness ASSY
DRV2-2
22
Checking solenoid feed for operation
Does the feed gear in the feeder run when
printing 1 sheet?
Check parts for
missing and
change paper, if
no problem
With tool
Go to step [23]
Without tool
Go to step [24]
23
Checking solenoid feed
Does solenoid feed function normally?
Using solenoid feed diagnostic tool,
check by digital output test.
In the test, close the interlock SW.
Check the spring
and stopper of
tray1 feed
solenoid for
disengagement
Go to step [24]
24
Checking PWBA HBN DRV for signal
Is P/J47-11PIN<=>P/J60-2PIN +24VDC?
Go to step [25]
Replace PWBA
HBN DRV
25
Checking harness ASSY FDR for
continuity
Check the following for continuity.
J47-11PIN<=>P474-2PIN
J47-12PIN<=>P474-1PIN
Go to step [26]
Replace
harness ASSY
FDR
26
Checking solenoid feed for resistance
value
Remove the solenoid connector J474.
Is J474-1PIN<=>J474-2PIN less than
100�?
Go to step [27]
Replace
solenoid feed