Service manual

SC101: Lamp failure (broken or persistently on)
Type: 3
- Description -
When the lamp regulator detects that the exposure lamp is not turned
on or is not turned off, the scanner IPU informs the SCU of this.
- Detection Timing -
Failure to go on (break) is detected when the lamp is turned on.
Failure to go off (persistently on) is detected when the lamp is turned
off.
- Possible Causes -
• Lamp regulator defective
• Exposure lamp open
• Optics thermoswitch open
SP-Log: 7-402-1
SC120: Scanner HP sensor abnormal - Stays off
Type: 3
- Description -
The scanner IPU board notifies the SCU when the home position
sensor does not go on even though the scanner carriage has been
returned to the home position during the scanner carriage homing
process of the power-on sequence.
- Detection Timing -
When the power switch is turned on and the scanner homing operation
starts
- Possible Causes -
• Scanner HP sensor defective
SP-Log: 7-402-1
SERVICE CALL CONDITIONS
A166/A187/A189 6-2 SM
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA