Chapter 1 Troubleshooting
1-77
FIP-37 Yellow Toner Empty 2 (Yellow Toner Empty)Step Check Remedy
Yes No
1
Initial check
Check the following for damage.
SENSOR TONER LOW condition
TONER CARTRIDGE condition
TONER MOTOR condition
Replace the parts
concerned Go to step [2]
2
Check TONER CARTRIDGE
Check if an error occurs though the TONER CARTRIDGE
was replaced with a new one.
Go to step [3] End of work
3Check PWBA HNB DRV for signal
Is P/J51-16 <=> P/J51-15 less than +0.2VDC? Go to step [6] Go to step [4]
4Check HARNESS ASSY TNR for continuity
Is J441 <=> J51 check continuous? Go to step [5]
Replace
HARNESS ASSY
TNR
5
Check SENSOR TONER LOW
Check if an error occurs though the SENSOR TONER LOW
was replaced with a new one.
Go to step [6] End of work
6Check HARNESS ASSY DRV2 for continuity
Is J12-23 <=> J42-8 check continuous?
With tool
Go to step [7]
Without tool
Go to step [8]
Replace
HARNESS ASSY
DRV2
7
Check TONER MOTOR
Does TONER MOTOR function normally?
Using TONER MOTOR diagnostic tool, check by Diagnostic
Output Test.
In the test, close the INTERLOCK SW.
Check the toner
stirring AUGER or
gear for damage
Go to step [8]
8Check PWBA HNB DRV for signal
Is P/J51-1 <=> P/J60-2 +24VDC? Go to step [9] Replace PWBA
HNB DRV
9Check HARNESS ASSY TNR for continuity
Is J511 <=> J51 check continuous? Go to step [10]
Replace
HARNESS ASSY
TNR
10
Check TONER MOTOR
Check if an error occurs though the TONER MOTOR was
replaced with a new one.
Go to step [11] End of work
11
Check HARNESS ASSY DRV1 for continuity
Check the following for continuity.
J11-25 <=> J41-16
J11-26 <=> J41-15
J11-27 <=> J41-14
J11-28 <=> J41-13
Replace PWBA
HNB DRV, and if
still faulty, replace
PWBA HNB MCU
Replace
HARNESS ASSY
DRV1