Epson 4003353 Printer User Manual


 
StY/us
Color Service
Manual
Tnwb/eshooting
5.3 UNIT REPAIR -
C137
PSB/PSE
BOARD
This
section describes the problems related to the power supply board
(C137
PSB/PSE).
The table
below provides various symptoms, likely causes, and checkpoints. The checkpoints refer to
waveforms, resistance, and other values to be checked to evaluate the operation of each
component.
Table 5-5. Repair of the
C137
PSB/PSE
Rev. A
5-0