Phaser 7500 Printer Service Manual 3-181
Error Messages and Codes
LPH Chip Fail Y
Open circuit detected in LPH (open circuit between DELSOL and SLED).
Applicable Chain-Link Code
• 061-374: LPH Chip Fail Y
Initial Actions
• Power cycle the printer.
• If the problem persists, follow the procedure below.
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
â– LPH Unit (Y), PL2.1.2
Troubleshooting Procedure
Step Actions and Questions Yes No
1 Check the Fault History.
Check whether any error related to
connection failure of the Flat Cable
between the MCU PWB J557 and
the LPH Rear PWB (Y) J561 has
occurred.
Has any Chain No. 061 Fail (other
than LPH Chip Fail) occurred?
Go to the Chain
No. 061 Fail
(other than LPH
Chip Fail)
troubleshooting.
Replace the
LPH Unit (Y)
(REP 2.1,
page 8-18).