Phaser 7500 Printer Service Manual
4-17
General Troubleshooting
RAM Errors
Image Processor Board RAM memory has failed or is not installed. A minimum of
512 MB of RAM must be installed for proper printer operation. The printer supports
DDR2, 200-pin DIMMs. The printer accepts modules of 512 MB or 1 GB in
combinations up to 2 GB.
Error on the Startup page:
•
Min RAM Limit
Error on the Control Panel:
•
Power On Self Test Error 16: Minimum RAM Limit
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 memory after verifying it meets the Xerox
specifications. See “Memory Specifications” on page 1-13. If the problem
persists, use the following procedure to correct it.
Troubleshooting Reference Table
Applicable Parts
Wiring and Plug/Jack References
■
Image Processor Board,
PL35.1.4
■
Memory, PL35.1.8
Troubleshooting Procedure Table
Step Action and Questions
Yes
No
1
Is 16: Min RAM Limit displayed on the
Control Panel?
Go to step 3.
Go to step 2.
2
Print a Startup page.
Does the Startup page identify a
failed memory DIMM?
Replace the
DIMM
(REP 1.4,
).
Go to to step 7.
Go to step 3.
3
Are there two DIMMs installed?
Go to step 4.
Go to step 6.
4
Cycle system power.
Is a memory fault message
displayed?
Go to step 6.
Go to step 5.
Summary of Contents for PHASER 7500
Page 1: ...Phaser 7500 Color Printer Phaser 7500 Service Manual Xerox Internal Use Only ...
Page 2: ......
Page 60: ...1 30 Phaser 7500 Printer Service Manual General Information ...
Page 448: ...3 310 Phaser 7500 Printer Service Manual Error Messages and Codes ...
Page 484: ...4 36 Phaser 7500 Printer Service Manual General Troubleshooting ...
Page 544: ...5 60 Phaser 7500 Printer Service Manual Print Quality Troubleshooting ...
Page 545: ...6 Chapter Adjustments and Calibrations In this chapter Adjustments Calibrations ...
Page 554: ...6 10 Phaser 7500 Printer Service Manual Adjustments and Calibrations ...
Page 562: ...7 8 Phaser 7500 Printer Service Manual Cleaning and Maintenance ...
Page 900: ...9 118 Phaser 7500 Printer Service Manual Parts List ...
Page 958: ...10 58 Phaser 7500 Printer Service Manual Plug Jack and Wiring Diagrams ...
Page 980: ...11 22 Phaser 7500 Printer Service Manual Reference ...
Page 990: ...I 10 Phaser 7500 Printer Service Manual Index ...
Page 991: ......