V-36
Front Cover FIP
Remedy
Step Check
Yes No
1
Initial setting
Check the following for evidence of fault.
Drive PWB replacing condition
Front cover replacing condition
Interlock SW actuator replacing condition
Replace the parts
concerned
Go to step [2]
2
Checking interlock SW
Does interlock SW function normally?
Using interlock SW, check by digital
output test.
Replace MCU and
HVPS PWB
Go to step [3]
3
Checking drive PWB for signal
Close front cover
Is P/J41-35PIN<=>P/J41-22 0VDC?
Replace MCU and
HVPS PWB
Replace drive
PWB
Full Stack FIP
Remedy
Step Check
Yes No
1
Initial setting
Check the following for evidence of fault.
Full stack sensor replacing condition
actuator replacing condition
Replace the parts
concerned
Go to step [2]
2
Checking full stack sensor
Does full stack sensor function normally?
Full stack sensor using diagnostic tool,
check by Digital Input Test.
Replace MCU and
HVPS PWB
Go to step [3]
3
Checking harness ASSY front 2 for signal
Is P/J139-6PIN<=>P/J139-5PIN
+3.3VDC?
Replace MCU and
HVPS PWB
Go to step [4]
4
Checking harness ASSY front 2 for signal
Is P/J139-4PIN<=>P/J139-5PIN
+3.3VDC?
Replace full stack
sensor
Replace
harness ASSY
front 1A
Replace MCU
and HVPS
PWB
Содержание HL-4000CN
Страница 22: ...CHAPTER I SPECIFICATIONS ...
Страница 52: ...CHAPTER II INSTALLATION ...
Страница 76: ...CHAPTER III STRUCTURE OF SYSTEM COMPONENTS ...
Страница 112: ...III 34 5 7 2 Reference diagram Transfer Roll Cartridge UNIT ASSY FUSER ASSY Exit Sensor FAN FUSER Fig 3 40 ...
Страница 129: ...CHAPTER IV ASSEMBLY DISASSEMBLY ...
Страница 132: ...2 5 21 Roll ASSY IV 74 2 5 22 Cassette ASSY front IV 74 2 5 23 Holder retard IV 75 ...
Страница 208: ...CHAPTER V TROUBLESHOOTING ...
Страница 280: ...V 70 9 IMAGE QUALITY SPECIFICATIONS 9 1 Parallelism Fig 5 10 9 2 Diagonal Fig 5 11 9 3 Skew Fig 5 12 ...
Страница 281: ...V 71 9 4 Straightness Fig 5 13 9 5 Magnification Error Fig 5 14 9 6 Registration Fig 5 15 ...
Страница 282: ...V 72 9 7 Guaranteed Printing Area Fig 5 16 ...
Страница 295: ...CHAPTER VI 5 06 ...
Страница 336: ...CHAPTER VII 3 8 3 211 725 2 7 216 ...
Страница 341: ...VII 4 P J LAYOUT DIAGRAM 2 1 IOT Top ...
Страница 342: ...VII 5 2 2 IOT Front RH ...
Страница 343: ...VII 6 2 3 MCU and HVPS PWB ESS PWB ...
Страница 344: ...VII 7 2 4 Tray1 ...
Страница 345: ...VII 8 2 5 2 Tray Module ...