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Powerćon selfćtest & mechanical initialization – HP 750 User Manual

Page 121

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Troubleshooting

C4705-90000

8-3

PowerĆON SelfĆTest & Mechanical Initialization

Power-on

Self-test

Sproc-ASIC (Sibis)

communication

EEROM Test

Ortho wiper initialization

Window sensor

Initialize Y-axis

Fibis comm.

Carriage Cproc. comm.

Scondor test

Communication

Main carriage

Primer

Cartridge voltage setting:

TTOE & BPW

calibration if required

Drop detector

- Test signal

- Calibration

Check Pinch-arm &

Media sensor

Mark positioning

calibration if required

Media loading

Cartridge alignment

if required

Ready to plot

Memory tests:

- ROM

- RAM

- Swath RAM

- RAM SIMMs

(Test cancelled
when other tests
complete)

Firmware Test