Ricoh FACSIMILE FAX77 - Section 5. Troubleshooting; Copy Quality; Copy Density; Printer

SECTION 5. TROUBLESHOOTING
5-1. Quality Checks . . . . . . . . .
1. Copy Quality . . . . . . . . . .
1. Copy Density . . . . . . . . .
2. Skew . . . . . . . . . . . .
3. Intelligibility . . . . . . . . . .
4. Copy Test . . . . . . . . . .
2. Operation Panel Display . . . . . .
3. Sensor Initialization . . . . . . . .
4. Mechanism Test . . . . . . . . .
5. Communication Tests . . . . . . .
5-2. Copy Quality Troubleshooting . . .
1. Received Copies . . . . . . . . .
2. Copies made in Copy Mode . . . .
3. Effects of line problems on copy quality
5-3. Machine Operation . . . . . . .
1. ADF/Scanner . . . . . . . . . .
2. Printer . . . . . . . . . . . . .
5-4. Error Codes . . . . . .
5-5. Defective Sensor Table . . . . . .
5-6. Timing Charts . . . . . . . . .
1. Scanner . . . . . . . . . . . .
2. Printer . . . . . . . . . . . . .
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5-1
. . 5-1
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5-2
. . 5-2
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5-2
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5-2
. . 5-3
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5-3
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5-3
. . 5-3
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5-4
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5-4
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5-4
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5-6
..
5-7
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5-7
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5-10
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5-14
. . 5-25
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5-26
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5-26
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5-27