Phaser 6180 Color Laser Printer Service Manual 3-59
Error Messages and Codes
Insert Tray 2 (Tray Missing)
The Tray 2 Size Switch indicates that Tray 2 is not installed.
Applicable Chain Link
■ Chain Link 024-946: Insert Tray 2 (Tray Missing)
■ Chain Link 077-912: Insert Tray 2
Initial Actions
■ Remove the tray and inspect the tray cavity to ensure that it is free of 
obstructions or debris.
■ Reinstall the tray and cycle printer power.
■ If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Tray 2 Size Switch, PL7.1.18
■ MCU Board, PL9.1.20
■ Right Side Harness, PL10.1.15
■ “Map 2 - Laser Unit” on page 10-11
■ “Map 4 - LVPS and MCU Board” on 
page 10-13
■ “Feeder” on page 10-36
Troubleshooting Procedure Table 
Step Actions and Questions Yes No
1 Check the tray for correct installation. 
Is Tray 2 correctly installed?
Go to step 3. Reseat Tray 2.
2 Does the error still occur? Go to step 3. Complete.
3 Perform the Tray 2 Paper Size test 
(page 4-38): Service Mode > Sensor 
Test > Tray2 Paper Size.
Does the switch operate properly?
Complete. Go to step 4.
4 Check the Right Side Harness for 
continuity.
1. Disconnect P/J23 from the MCU 
Board.
2. Check continuity between P/J23 <=> 
P/J231.
Go to step 5. Replace the 
Right Side 
Harness.
5 Replace the Tray 2 Size Switch 
(page 8-72). Does the error still 
occur?
Replace the 
MCU Board 
(page 8-87).
Complete.