Lexmark C 950 Service Manual

Diagnostic information 2-11
  5058-030
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83.xx Transfer module 
missingInsert the transfer module into the printer.
84.xx Replace [color] 
photoconductor1. Replace the photoconductor, following the instruction sheet that came with the 
replacement part.
2. From the printer control panel, touch Continue to clear the message and 
continue printing.
88 Replace [color] 
cartridgeThe specified print or toner cartridge is empty.
1. Replace the specified cartridge.
For instructions on...

2-12  Service Manual 5058-030  
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1xx service error codes
Error code Description Action
111.01 
Service printhead 
errorLED printhead (K) failure Open circuit detected in the LED 
printhead.
Go to “111.01 LED printhead (K) failure” 
on page 2-34.
111.02 
Service printhead 
errorLED printhead (K) failure Open circuit detected in the LED 
printhead.
Go to “111.02-111.04 LED printhead (K) 
signal failure” on page 2-34.
111.03 
Service printhead 
errorLED printhead (K) failure Open...

Diagnostic information 2-13
  5058-030
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113.04  
Service printhead 
errorLED printhead (M) failure Open circuit detected in the LED 
printhead.
Go to “113.02-113.04 LED printhead 
signal failure (M)” on page 2-36.
114.01  
Service printhead 
errorLED printhead (Y) failure Open circuit detected in the LED 
printhead.
Go to “114.01 LED printhead failure (Y)” 
on page 2-36.
114.02 
Service printhead 
errorLED printhead (Y) failure Open circuit detected in the LED 
printhead.
Go to...

2-14  Service Manual 5058-030  
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115.07  
Service printhead 
errorMultiple LED printhead read failure Communication failed between the upper 
engine PCBA and more than one LED 
printhead.
Go to “115.07 Multiple LED printhead 
read failure” on page 2-40.
115.08 
Service printhead 
errorSingle LED printhead read failure Communication failed between the upper 
engine PCBA and one LED printhead.
Go to “115.08 Single LED printhead read 
failure” on page 2-40.
115.09  
Service printhead...

Diagnostic information 2-15
  5058-030
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121.01 
Service fuser errorEncoder pulse fail No change was detected on the speed of 
the belt for more than 1 second.
Go to “121.01 Encoder pulse failure” on 
page 2-46.
121.03 
Service fuser errorHeat belt (center) disconnection error Open circuit is detected at the fuser heat 
belt.
Go to “121.03 Heat belt (center) 
disconnection error” on page 2-47.
121.04  
Service fuser errorHeat  belt  (center)  overheat  error Temperature in the heat...

2-16  Service Manual 5058-030  
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121.13  
Service fuser errorFuser thermostat failure The Fuser Assembly Thermostat is 
broken.
Go to “121.13 Fuser thermostat failure” 
on page 2-53.
126.01  
Service fuser errorFuser interface failure There is a a broken link between upper 
engine PCBA and the fuser.
Go to “126.01 Fuser driver interface 
failure” on page 2-53.
126.02 
Service fuser errorFuser driver to upper engine PCBA 
interface failureThere is a broken link between upper 
engine...

Diagnostic information 2-17
  5058-030
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132.03  
Service engine errorATC sensor(M) failure There is an error at the ATC sensor.
Go to “132.03 ATC sensor (M) failure” 
on page 2-60.
132.04  
Service engine errorATC sensor(C) failure There is an error at the ATC sensor.
Go to “132.04 ATC sensor (C) failure” 
on page 2-61.
137.01  
Service engine errorATC sensor(Y) failure There is an error at the ATC sensor.
Go to “137.01 Upper printer engine 
PCBA communication error” on 
page 2-62....

2-18  Service Manual 5058-030  
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156.01  
Service engine errorToner dispense motor (C) failure The toner dispense motor is not 
functioning.
Go to “156.01 Toner dispense motor (C) 
failure” on page 2-70.
157.01  
Service engine errorToner dispense motor (M) failure The toner dispense motor is not 
functioning.
Go to “157.01 Toner dispense motor (M) 
failure” on page 2-70.
158.01  
Service engine errorToner dispense motor (Y) failure The toner dispense motor is not 
functioning.
Go to...

Diagnostic information 2-19
  5058-030
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175.07  
Service engine errorFuser drive PCBA cooling fan failure The fuser drive PCBA cooling fan is not 
functioning.
Go to “175.07 Fuser driver PCBA 
cooling fan failure” on page 2-76.
175.08  
Service engine errorUpper exhaust cooling fan failure The upper exhaust cooling fan is not 
functioning.
Go to “175.08 Upper exhaust cooling 
fan failure” on page 2-76
191.01  
Service engine errorLower engine PCBA detect failure The lower engine PCBA...

2-20  Service Manual 5058-030  
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191.17  
Service engine errorLower engine PCBA fuse 13 blown A fuse has blown.
Go to “191.17 Lower engine PCBA fuse 
13 blown” on page 2-82.
191.18  
Service engine errorUpper engine PCBA data failure Data values are not normal on the upper 
engine memory.
Go to “191.18 Upper engine PCBA data 
failure” on page 2-82.
191.19  
Service engine errorUpper engine PCBA access failure Data values are not normal on the upper 
engine memory.
Go to “191.19 Upper...