Lexmark C950 - Page 67

Diagnostic information 2-19
5058-030
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175.07
Service engine error
Rear upper center cooling fan failure The rear upper center cooling fan is not
functioning.
Go to “175.07 Fuser driver PCBA
cooling fan failure” on page 2-73.
175.08
Service engine error
Rear left upper cooling fan failure The rear left upper cooling fan is not
functioning.
Go to “175.08 Upper exhaust cooling
fan failure” on page 2-74
191.01
Service engine error
Lower engine PCBA detect failure The lower engine PCBA is not detected.
Go to “191.01 Lower engine PCBA
detect failure” on page 2-74.
191.02–1 91.05
Service engine error
Fuse on the upper engine PCBA has
blown.
Go to “191.02–191.05 Upper engine
PCBA fuse blown” on page 2-74.
191.06
Service engine error
Fuse 2 on the lower engine PCBA has
blown.
Go to “191.06 Lower engine PCBA fuse
2 blown” on page 2-75.
191.08
Service engine error
Fuse 4 on the lower engine PCBA has
blown.
Go to “191.08 Lower engine PCBA fuse
4 blown” on page 2-76.
191.09
Service engine error
Fuse 5 on the lower engine PCBA has
blown.
Go to “191.09 Upper engine PCBA fuse
5 blown” on page 2-76.
191.10
Service engine error
Fuse 6 on the lower engine PCBA has
blown.
Go to “191.10 Lower engine PCBA fuse
6 blown” on page 2-76.
191.11
Service engine error
Lower engine PCBA fuse 7 blown A fuse has blown.
Go to “191.11 Lower engine PCBA fuse
7 blown” on page 2-77.
191.12
Service engine error
Lower engine PCBA fuse 8 blown A fuse has blown.
Go to “191.12 Lower engine PCBA fuse
8 blown” on page 2-77.
191.13
Service engine error
Lower engine PCBA fuse 9 blown A fuse has blown.
Go to “191.13 Lower engine PCBA fuse
9 blown” on page 2-78.
191.14
Service engine error
Lower engine PCBA fuse 10 blown A fuse has blown.
Go to “191.14 Lower engine PCBA fuse
10 blown” on page 2-78
.
191.15
Service engine error
Lower engine PCBA fuse 11 blown A fuse has blown.
Go to “191.15 Lower engine PCBA fuse
11 blown” on page 2-78.
191.16
Service engine error
Lower engine PCBA fuse 12 blown A fuse has blown.
Go to “191.16 Lower engine PCBA fuse
12 blown” on page 2-79.
1xx service error codes
Error code Description Action