Phaser 7500 Printer Service Manual 3-215
Error Messages and Codes
Tray Module L/H Cover Open
The Tray Module L/H Cover is open.
Applicable Chain-Link Code
• 077-305: TM Left Hand Cover Open
Initial Actions
• Power cycle the printer.
• If the problem persists, follow the procedure below.
1. Turn the power Off and On.
2. Perform the following steps:
• Check the Tray Module L/H Cover for damage or mismatch.
• Perform the Switches test in Diagnostics.
• When 3TM is connected: Check the connection between the Tray Module
L/H Cover Switch J104 and the Tray Module PWB J549 for open circuit,
short circuit, and poor contact.
• When STM is connected: Check the connection between the Tray Module
L/H Cover Switch J104 and the STM PWB J548 for open circuit, short
circuit, and poor contact.
3. If no problems are found, replace the following parts in sequence:
• When 3TM is connected: Tray Module PWB (REP 10.9, page 8-97)
• When STM is connected: STM PWB (REP 11.10, page 8-120)
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
■ Tray Module PWB, PL10.9.1
■ STM PWB, PL11.5.4
To Next Page
Loading...
