Ricoh pro c901 - Page 59

Technical Bulletin PAGE: 23/44
Model: Aries-P1.5/C1.5 Date: 17-Feb-11 No.: RM077018
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
 An obstruction has stopped the development unit K, C, M or Y
fan.
 Harness disconnected
77. Check the harness connection to the development unit K, C,
M or Y fan.
78. Replace the development unit K, C, M or Y fan.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
530
-018
D Fan alarm 1: Fusing fan 1
-019 D Fan alarm 1: Fusing fan 2
-020 D Fan alarm 1: Fusing fan 3
-021 D Fan alarm 1: Fusing fan 4
-022 D Fan alarm 1: Fusing fan 5
-023 D Fan alarm 1: Fusing fan 6
The machine detects a fan alarm signal from fusing unit fan 1, 2,
3, 4, 5 or 6 for 0.1 second during the fan operation.
 An obstruction has stopped fusing unit fan 1, 2, 3, 4, 5 or 6.
 Harness disconnected
79. Check the harness connection to fusing unit fan 1, 2, 3, 4, 5 or
6.
80. Replace fusing unit fan 1, 2, 3, 4, 5 or 6.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Fan alarm 1: Inverter motor fan
The machine detects a fan alarm signal from the inverter motor
fan for 0.1 second during the fan operation.
 An obstruction has stopped the inverter motor fan.
 Harness disconnected
530
-024
D
81. Check the harness connection to the inverter motor fan.
82. Replace the inverter motor fan.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
531
-001
D Fan alarm 2: Ozone fan K
-002 D Fan alarm 2: Ozone fan C
-003 D Fan alarm 2: Ozone fan M
-004 D Fan alarm 2: Ozone fan Y
The machine detects a fan alarm signal from the ozone fan K, C,
M or Y for 0.1 second during the fan operation.
 An obstruction has stopped the ozone fan K, C, M or Y.
 Harness disconnected
83. Check the harness connection to the ozone fan K, C, M or Y.
84. Replace the ozone fan K, C, M or Y.