HP Color LaserJet 9500 Service Manual - Page 241

CAUTION Note Note Service mode-3,000-sheet stapler/stacker and 3,000-sheet stacker Service-mode configuration Perform the following steps to put the device into service mode. Make sure that the printer or MFP is turned off before performing this test. If the printer or MFP is on when service mode is enabled, damage to the output device, the printer, or the MFP could occur. 1 Remove the controller PCB cover. 2 Slide the service mode switch on the controller PCB to the on position (toward you). When the device has entered service mode, it performs a short self-test. The green error light blinks if no jams or malfunctions were detected. To exit service mode 1 Slide the service mode switch on the controller PCB to the normal position. 2 Reinstall the controller PCB. Press the interlock switch during the test to perform a reset and to restart the test. Service-mode diagnostics Diagnostics labels are attached to the PCB covers of the 3,000-sheet stapler/stacker and the 3,000-sheet stacker. Figure 183. 3,000-sheet stapler/stacker and 3,000-sheet stacker diagnostics label ENWW Chapter 7 Troubleshooting 239