3-18
Phaser 6280 Color Laser Printer Service Manual
Error Messages and Codes
26
Check the Optional Feeder Board
signal.
1. Disconnect P/J28 on the MCU
Board.
2. Is there 24 V across ground <=>
J28-B4/J28-B5 pin when the
Interlock Switch is activated?
Replace the Tray
3 Feeder
Assembly
(page 8-107).
Replace the
MCU Board
(page 8-86).
27
1. Perform the Tray 3 Turn Clutch test
Service Mode
>
Engine Diag
>
Motor Test
>
Tray 3
Turn Clutch
.
2. Does the Clutch operate properly?
Go to step 35.
Go to step 28.
28
1. Check the wiring harness
connectors P/J420 and P/J4201
between the Optional Feeder Board
and the Tray 3 Turn Clutch.
2. Are the connectors securely
connected?
Go to step 29.
Reconnect the
connectors.
29
Check the C2 Turn Harness for
continuity.
1. Disconnect P/J420 from the
Optional Feeder Board and P/J4201
from the Optional Turn Clutch.
2. Check continuity between P/J420
<=> P/J4201.
Go to step 30.
Replace the
Optional 550-
Sheet Feeder
(page 8-100).
30
Check the Tray 3 Turn Clutch signal.
1. Disconnect P/J420 from the
Optional Feeder Board.
2. Is there +24 V across ground <=>
J420-1 pin when the Interlock
Switch is activated?
Replace the Tray
3 Turn Clutch
(page 8-103).
Go to step 31.
31
1. Check the wiring harness
connectors P/J419, P/J281, and P/
J28 between the Optional Feeder
Board and the MCU Board.
2. Are the connectors securely
connected?
Go to step 32.
Reconnect the
connectors.
32
Check the Tray 3 Feeder Harness for
continuity.
1. Disconnect P/J419 from the
Optional Feeder Board and P/J281
from the Right Side Harness.
2. Check continuity between P/J419
<=> P/J281.
Go to step 33.
Replace the
Optional 550-
Sheet Feeder
(page 8-100).
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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