Cal Flame MC820 Service Manual Page 187
- Page / 498
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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187
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
4.2. Improper LCD Display
Note:
LCD Display Brightness Adjustment
To adjust the brightness of the LCD display, press, and while holding down the "CLEAR" key, keep
pressing the "ORIGINAL SIZE", or the "COPY SIZE" key until the desired brightness is achieved.
ORIGINAL SIZE: Dimmer
COPY SIZE : Brighter
Replace the SC PCB.
Is the trouble
resolved?
Replace the
Power Supply
Unit.
Check connectors: CN52 (SC PCB),
and CN220 (PNL1 PCB).
Is LED/LCD displayed?
Does the display appear normal?
Replace the LCD
Module.
Does CN52, pin 6 on the SC
PCB measure +5 VDC?
Ye s
Ye s
Ye s
Ye s N o
No
No
No
START
END
END
- DP-8020E/8020P/8016P 1
- [ Version 1.1 ] 1
- General Annotations 3
- Important Notice 4
- Caution: 6
- Precautions 7
- Operating Safeguards 8
- Consumable Safeguards 8
- Notice: California only: 8
- Table of Contents 13
- 1 Specifications 15
- 8020E/8020P/ 17
- 1.2. Specifications Table 17
- 1.2.1. Copy Function 17
- 1.3.1. Fax Function 27
- 1.3.2. Printer Function 33
- 1.3.4. Internet Fax Function 36
- 1.4. System Combination 38
- 1.5. Options List 39
- 1.6. External View 40
- Front View 41
- Right View 41
- Left View 41
- Rear View 41
- Top View 41
- 1.6.1. Serial Number Contents 43
- 1.7. Sensors 44
- 1.8. Fans and Motors 44
- 1.9. Clutches and Switches 45
- 1.10. PC Boards 45
- 2.1. General Disassembly 46
- 2.2. Disassembly Instructions 47
- 2.2.2. ADF Unit 51
- 2.2.4. Scanner Unit 63
- 2.2.5. Process Unit 68
- 2.2.6. Fuser Unit 74
- 2.2.7. Drive Unit 79
- 2.2.8. Left Cover 85
- 2.2.9. Bypass Paper Tray 87
- 2.2.10. Paper Feed Module 89
- 2.2.12. LSU Unit 96
- 2.2.13. Filter 97
- 3.1. Preventive Maintenance 101
- 3.2. Required Tools 103
- 32, 33, 34 105
- TOTAL COUNTER 107
- 1234 107
- 3.6. Lubrication Point List 109
- 3.7.1. Firmware Configuration 110
- 3.7. Updating the Firmware 110
- SEP 2006 112
- Ver. 1.1 112
- \ SC_STD \ DP-LL80AxVxxxxx_xx 113
- \ SC_PCL \ DP-LL80BxVxxxxx_xx 113
- \ SC_PS \ DP-LL80DxVxxxxx_xx 113
- \ SPC \ LL80-SPCAxVxxxxxx 113
- 3.7.8. Firmware Version 117
- Test Pattern 120
- 3.9.1. Printer Registration 121
- 3.9.4. 100% Read Adjustment 122
- 3.10. Signal Waveform 125
- 3.10.2. SC PC Board 132
- 3.10.3. SPC PC Board 139
- 3.10.4. PNL1 PC Board 158
- 3.10.5. PS PC Board 168
- 3.10.6. ADF PC Board 169
- 3.10.7. CST2 PC Board 174
- 3.10.8. CST3 PC Board 178
- 3.10.9. FXB PC Board 183
- 3.10.10. MJR PC Board 185
- 4 Troubleshooting 186
- 4.2. Improper LCD Display 187
- 4.3.1. Black Copy 188
- 4.3.2. Blank Copy 189
- 4.3.3. Vertical White Lines 190
- 4.3.4. Ghost Images 191
- 4.3.5. Vertical Dark Lines 192
- 4.3.6. Horizontal Dark Lines 193
- 4.3.7. Dark Background 194
- 4.3.8. Light Print 195
- 4.3.9. Horizontal White Lines 196
- 4.3.11. Voids in Solid Areas 198
- 4.3.12. Black Dots 198
- Is the Test Pattern printout 201
- Document Leading Edge 202
- 4.3.16. Abnormal Printing 203
- 4.4. Document Feeder (ADF) 207
- 4.4.1. No Document Feed 207
- 4.4.2. Document Jam 208
- 4.4.3. Document Skew 209
- 4.6. Error Codes (For Copier) 221
- 4.6.4. Technician Warning 230
- 01:55 C8649003C0000 237
- - PANASONIC MACHINE 237
- 4.9.1. Checking the Basics 244
- 5 Service Modes 246
- -PANASONIC 248
- Front Side 253
- 5.2.2. FAX Service Mode Table 274
- 5.2.4.2. Page Memory Test 285
- 5.2.4.3. Printer Report 286
- 5.2.4.4. All Document Files 287
- 5.2.4.5. Protocol Trace 288
- 5.2.4.6. Toner Order Form 289
- 5.2.5.1. Binary Signal 291
- 5.2.5.2. Tonal Signal 292
- 5.2.5.3. DTMF Signal 293
- 5.2.5.4. Binary Signal (V.34) 294
- 5.2.7.1. Overview 296
- 5.2.7.2. Printer Reports 296
- 5.2.7.5. Toner Order Form 300
- 5.2.7.6. CALL COUNTER REPORT 301
- 5.2.8.1. Overview 302
- 6 System Description 303
- NP Actuator 309
- NP Sensor 309
- 6.4.2. Laser Unit 314
- 6.4.3. Fuser Operation 315
- Process Unit 316
- 7Installation 318
- 21.97 in (558 mm) 319
- 7.2. Unpacking 320
- 7.3. Installation Procedure 321
- 7.3.1. Installation Procedure 321
- 7.3.3.1. OPC Counter Reset 327
- (Specified Destinations only) 329
- 8 Options and Supplies 330
- 8.2.1. Contents 335
- 8.2.2. Installation 335
- 8.3.1. Contents 337
- 8.3.2. Installation 337
- 8.4.1.Contents 339
- 8.4.2.Installation 340
- 8.5.1. Contents 349
- 8.5.2. Installation 349
- 8.6.1. Contents 353
- 8.6.2. Installation 354
- Incorrect 358
- 8.7.1. Contents 362
- 8.7.2. Installation 362
- (DA-SM16B / 64B / 28B) 364
- 8.8.1. Contents 364
- 8.8.2. Installation 364
- 8.9.1. Contents 365
- 8.9.2. Installation 365
- 8.10.1. Contents 366
- 8.10.2. Installation 366
- 8.11.1. Contents 367
- 8.11.2. Installation 368
- Copy Image Leading Edge 370
- Skewed to 370
- No. 90 / 71 372
- No. 92 / 73 372
- No. 93 / 94 372
- No. 91 / 72 372
- 8.12.1. Contents 374
- 8.12.2. Installation 374
- (DA-DS185), and the Stand 380
- 8.13.1. Contents 380
- 8.14.1. Contents 388
- 8.14.2. Installation 388
- 8.15.1. Contents 389
- 8.15.2. Installation 390
- 8.16.1. Contents 400
- 8.16.2. Installation 401
- 8.17.1. Contents 408
- 8.17.2. Installation 408
- 8.18.1. Contents 412
- 8.18.2. Installation 412
- 8.19. Replacing the OPC Drum 418
- 9 General Network Information 421
- 9.1.2. Protocol 422
- 9.1.3. Cable 422
- 9.2.2. Network Control 423
- 9.2.3. Ethernet 425
- "1" 426
- 9.3. Network Layer 427
- 192.168.32.1 428
- 9.3.3. Internet Protocol 429
- 9.3.4. Router 430
- 9.4. Transport Layer 431
- ACK, ACK No.=4538971 432
- 9.5. Upper Layer 433
- 9.5.2. Primary Name Server 434
- 9.5.3. Secondary Name Server 434
- 9.5.5. A (Address) Record 436
- 9.5.6. PTR (Pointer) Record 436
- 9.5.10. Reverse Lookup 437
- 9.5.11. Forwarding 437
- 9.6.1. Mail Header Sample 438
- 9.7. ITU T.37 and RFC2305 439
- 9.7.1. Mode of Operation 439
- C (JPEG) 441
- 9.7.5. Minimal Set 442
- 9.7.6. Addressing 442
- Next IFD Offse 443
- File Structure 443
- 9.7.8. Delivery Failure 444
- 9.7.9. Image File Format 444
- Message Header Contents 444
- 9.8. Communication Protocols 445
- 9.9.1. Introduction 448
- 9.9.2. Basic Operation 448
- 9.9.3. POP3 Command Summary 449
- From: To: 449
- Sample of a POP3 Protocol Log 449
- Server Client Server 454
- SMTP Server SMTP Server 456
- Internet FAXInternet FAX 457
- MDN Request Sample 458
- MDN Response Sample 458
- - Extended Feature 460
- APOP overview 461
- SMTP AUTH overview 462
- Sender Recipient 464
- 10 Schematic Diagram 465
- Panasonic ® 467
- 1. General 469
- 2. Installation 470
- Port Controller 489
- Status Monitor 489
- Published in Japan 498
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