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Phaser 6280 Color Laser Printer Service Manual
General Troubleshooting
4
1. Turn the AC power Switch Off.
2. Connect J501 to the LVPS then turn the
AC power Switch On.
3. Check continuity between P501-3 pin <=>
P501-4 pin?
4. Is there 3.3 V present?
Go to step 7.
Go to step 5.
5
Check the following parts for fault or
damage:
■
LV Top Harness, PL10.1.16
■
MCU Board, PL9.1.20
Replace if
damaged.
Go to step 6.
Go to step 7.
6
Does the problem still occur?
Go to step 7.
Complete.
7
1. Turn the AC power Switch Off.
2. Connect J501 to the LVPS then turn the
AC power Switch Off.
3. Check continuity between P501-1 pin <=>
P501-2 pin.
4. Is there +5 V present?
Go to step 10. Go to step 8.
8
Check the Top LV Harness for fault or
damage.
Replace if
damaged.
Go to step 9.
Go to step 10.
9
Does the error occur?
Go to step 10. Complete.
10
1. Turn the AC power Switch Off.
2. Connect J502 to the LVPS then turn the
AC power Switch On.
3. Check continuity between P502-1 pin <=>
P502-2 pin?
4. Is there +24 V present?
Complete.
Go to step 11.
11
Check the Top LV Harness for fault or
damage.
Replace if
damaged.
Complete.
Troubleshooting Procedure Table (continued)
Step
Actions and Questions
Yes
No
Summary of Contents for Phaser 6280
Page 1: ...Phaser 6280 Color Laser Printer Phaser 6280 Service Manual...
Page 2: ......
Page 15: ...Phaser 6280 Color Laser Printer Service Manual xiii...
Page 16: ...xiv Phaser 6280 Color Laser Printer Service Manual...
Page 26: ...xxiv Phaser 6280 Color Laser Printer Service Manual Table of Contents...
Page 62: ...1 36 Phaser 6280 Color Laser Printer Service Manual General Information...
Page 288: ...3 152 Phaser 6280 Color Laser Printer Service Manual Error Messages and Codes...
Page 432: ...5 58 Phaser 6280 Color Laser Printer Service Manual Print Quality Troubleshooting...
Page 558: ...8 112 Phaser 6280 Color Laser Printer Service Manual Service Parts Disassembly...
Page 670: ...I 10 Phaser 6280 Color Laser Printer Service Manual...
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