One of the following ID sensor output vol-
tages was detected twice consecutively
when checking the ID sensor pattern.
Vsp greater than or equals 2.5V
Vsg less than 2.5
Vsp = 0V
Vsg = 0
• ID sensor defective
• ID sensor harness disconnected
• ID sensor connector defective
• IOB defective
• ID sensor pattern not written correctly
• Incorrect image density
• Charge power pack defective
• ID sensor dirty
351
C
ID sensor error 2
The ID sensor output voltage is 5.0V and
the PWM signal input to the ID sensor is 0
when checking the ID sensor pattern.
• ID sensor defective
• ID sensor harness disconnected
• ID sensor connector defective
• IOB defective
• ID sensor pattern not written correctly
• Incorrect image density
• Charge power pack defective
• ID sensor dirty
352
C
ID sensor error 3
For 2 s during the ID sensor pattern check,
the ID sensor pattern edge voltage is not
2.5V or the pattern edge is not detected
within 800 ms.
• ID sensor defective
• ID sensor harness disconnected
• ID sensor connector defective
• IOB defective
• ID sensor pattern not written correctly
• Incorrect image density
• Charge power pack defective
• ID sensor dirty
353
C
ID sensor error 4
One of the following ID sensor output vol-
tages is detected at ID sensor initialization.
• ID sensor defective
• ID sensor harness disconnected
Service Mode
253
4
Summary of Contents for G148
Page 1: ...Model MT P2 Machine Code G148 SERVICE MANUAL 23 June 2006 Subject to change...
Page 52: ...10 Clamp 1 LCT B473 51 1...
Page 94: ...16 Set the hopper 13 in its holder Punch Unit B702 93 1...
Page 129: ...2 Preventive Maintenance 128 2...
Page 163: ...1 Open the front door 2 Pull out the internal dust filter A 3 Replacement and Adjustment 162 3...
Page 172: ...4 Development motor bracket D x 3 x 1 5 Development motor E x 4 Development Unit 171 3...
Page 237: ...3 Replacement and Adjustment 236 3...
Page 295: ...Install the paper feed unit 4 Troubleshooting 294 4...
Page 435: ...5 Service Tables 434 5...
Page 521: ...6 Details 520 6...