Specifications

Chapter 6: FRU Replacement and Fault Isolation Procedures
6-21
6.2.10 Paper Cassette Is Not in Place: Fault code C3
The paper cassette is not in place.
NOTES:
1. Without the diagnostic tool, skip the Diagnostic Tool (DG) portion of step 3. Go to Section
6.3.13
Paper Size Switch Failure before replacing the MCU.
2. The control panel message may be: Tray Out.
3. This FIP may also be used to fix a bad Switch or spring.
4. Try another tray, inspect mechanics.
1. INITIAL ANALYSIS
Inspect the following components. Are they compatible with your printer version, correctly
installed, not damaged, deformed, or contaminated?
Feeder PWB MCU PWB
LVPS Assembly Feeder Assembly
Feeder PWB AUX Harness Assembly OUT
Paper Cassettes Harness Assembly Tray 1
Size Spring Optional Feeder Assembly
Inspect the printer paper path. Is it clear of foreign matter, such as staples, paper clips, and
paper scraps?
Yes No
Go to Step 2 Replace the problem components.
2. PAPER SIZE SWITCH ANALYSIS
Make sure the paper guide is properly adjusted.
Do the Paper Size Switches of Feeder PWB and Feeder PWB AUX show the correct switch
combination for the size of paper used in the cassette?
Yes No
Go to Step 3 Replace the Paper Cassette.
3. ROM DATA ANALYSIS
Make sure the paper guide is properly adjusted.
Does the parameter for DG00 SIZE SENSOR represents the actual paper size used in the
Paper Cassette?
Yes No
Replace the MCU PWB. Go to Section 6.3.13 Paper Size Switch Failure.