2-22
Confidential
4.1.3 No paper fed manual feed slot
Not detect paper at feeding from manual feed slot
4.1.4 Double feeding
User Check
• Load the paper into the manual feed slot.
Step
Cause
Remedy
1
Harness connection failure of
registration front/rear sensor PCB
ASSY
Check the harness connection of the
registration front/rear sensor PCB ASSY,
and reconnect it.
2
Low voltage power supply PCB
ASSY failure
Replace the low voltage power supply PCB
ASSY.
3
Main PCB failure
Replace the main PCB ASSY.
4
Registration front/rear sensor
failure
Check the sensor performance following
the procedure in
(Chapter 5).
If any problem occurs, replace the regist
frame ASSY.
User Check
• Check if the paper is loaded into the paper tray correctly.
• Check whether the paper of the irregular thickness is loaded.
• Clean the separation pad.
Step
Cause
Remedy
1
Paper feeding kit failure
Replace the paper feeding kit.
Содержание HL HL-2230
Страница 162: ...6 1 Confidential CHAPTER 6 CIRCUIT DIAGRAMS WIRING DIAGRAM High Voltage Power Supply PCB Circuit Diagram MURATA ...
Страница 163: ...6 2 Confidential High Voltage Power Supply PCB Circuit Diagram Panasonic ...
Страница 165: ...6 4 Confidential Low Voltage Power Supply PCB Circuit Diagram 115V MPW3052 MURATA ...
Страница 167: ...6 6 Confidential Low Voltage Power Supply PCB Circuit Diagram 230V MPW3053 MURATA ...