Service manual

SC362: Revolver HP sensor abnormal - Stays on
Type: 2
- Description -
The main control board notifies the SCU when the revolver home
sensor does not go off even though the revolver was moved from the
home position to an appropriate color.
- Detection Timing -
During copying
- Possible Causes -
• Revolver unit
• Revolver HP sensor
SP-Log: 7-402-3
SC363: Revolver setting error
Type: 2
- Description -
The cartridge detector detects that there is no cartridge when the
revolver stops rotating.
- Detection Timing -
When the revolver stops rotating at the black development position
- Possible Causes -
• Revolver unit
• Cartridge sensor
• Toner cartridge
SP-Log: 7-402-3
SC380: Drum potential sensor calibration error
Type: 5
- Description -
During calibration, the drum is floated (disconnected from ground) and
biases of dc -200 V and dc -800 V are applied. The main control board
notifies the SCU when the potential sensor output value for either bias
is not within a predetermined tolerance.
- Detection Timing -
During the forced process control self check or the initial process
control self check
- Possible Causes -
• Drum potential sensor
• Main control board
SP-Log: 7-402-3
Trouble-
shooting
SERVICE CALL CONDITIONS
SM 6-9 A166/A187/A189
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA