Minolta Magicolor 3100 Series Service Manual page 63

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