4-16 Phaser 6300/6350 Color Laser Printer Service Manual
RAM Memory Fault Isolation
Image Processor Board RAM memory has failed or is not installed. A minimum of
256 MB of RAM must be installed for proper printer operation. The Phaser
6300/6350 Color Laser Printer supports DDR PC2700 in 200-pin SODIMM form.
The printer accepts modules of 256 or 512 MB in combinations up to 1 GB.
Errors appearing on the Startup page:
Hardware Failure: RAM Memory Slot 1 Checksum
Hardware Failure: RAM Memory Slot 2 Checksum
Hardware Failure: RAM Memory Slot 1 Rejected
Hardware Failure: RAM Memory Slot 2 Rejected
Errors appearing on the Control Panel:
Power On Self Test Error 15: RAM DIMM
Power On Self Test Error 16: Minimum RAM Limit
Power On Self Test Error RAM ERROR
Initial Actions:
Check that the RAM devices are making positive contact with their connectors.
1. Power off the printer.
2. Remove and re-install the RAM memory after verifying it meets the Xerox
specifications. See "Memory Specifications" on page 1-12. If the problem
persists, use the following procedure to correct it.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
■ SDRAM Memory, PL9.1.26
■ Image Processor Board, PL9.1.3
■ Print Engine Map 3- P/J Locator (page 10-7)
Troubleshooting Procedure Table
Step Action and Questions Yes No
1
Power on the printer.
Is RAM ERROR displayed on the Control
Panel?
Go to Step 5. Go to Step 2.
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