General Troubleshooting
Key Ground Connections
The following illustration shows the grounding points in the printer.
DM Ground
I/O Board
X-Axis Motor
Transfix Roller
Clip
Ground
Ground Springs
X-Axis Return
Y-Axis Motor
Media Path Drive
Spring Ground
Ground
Ground
s8500-032
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Phaser 8400/8500/8550/8560 Color Printer Service Manual