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Troubleshooting Analysis Guide (TAGs) 3-91
5
Turn the printer off.
Reconnect J/P32.
Disconnect J/P74.
Turn the printer on.
Check J/P8-8 for -12 Vdc.
Is the voltage -12 Vdc?
No: Replace the IGS board, then turn to TAG 002: Check & Problem Resolution.
Yes: Continue.
6
Does the printer have an attachment option?
No: Replace the signal interface board, then turn to TAG 002: Check & Problem Resolution.
Yes: Continue.
7
Turn the printer off.
Reconnect J/P74.
Disconnect the DC cable (J/P73) for the attachment option.
Turn the printer on.
Is the voltage at J/P8-8 -12 Vdc?
No: Replace the signal interface board, then turn to TAG 002: Check & Problem Resolution.
Yes: Replace the attachment option, then turn to TAG 002: Check & Problem Resolution.