Ricoh G176, Руководство по обслуживанию

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General Troubleshooting
G176/G177/G176L 4-30 SM
4.3.5 MISCELLANEOUS PROBLEMS
Here is a summary of some problems, what causes them, and how they can be solved.
Problem Probable Cause/Solution
Black spots at approximately 94
mm intervals.
AIO is defective, transfer roller is dirty.
ƒ Replace AIO
ƒ Clean the transfer roller
Spurious noise during printing Relay clutch defective.
ƒ Replace relay clutch
Vertical positioning of printed
image is not consistent (sub scan
direction)
Registration clutch defective
ƒ Replace registration clutch
Multiple vertical stripes appear in
areas of black coverage
NIC defective
ƒ Replace NIC
Entire page appears gray, text
appears light and enlarged
Synchronization defective.
ƒ Replace main (engine) board
Frequent paper jams, or message
prompts to load correct paper size
and type.
Registration sensor defective, registration sensor
actuator defective. (High usage can foul the actuator
with paper dust.)
ƒ Replace registration sensor
ƒ Replace registration sensor actuator
HDD unit not recognized The HDD unit of another machine cannot be used.
ƒ
Replace the HDD unit with the new HDD.