Machine Test; Report - Xerox WorkCentre PE120 Service Manual

Alignment and Adjustments

6.4.4 Machine Test

SWITCH TEST
This feature is used to test all the buttons/keys on the control panel. The results are displayed on the LCD each
time a button/key is pressed.
MODEM TEST
This is used to hear various transmission signals to the telephone line from the modem. It is also used to check
the modem, amplifier and speaker. If no transmission signal sound is heard, the modem piece on the main
board, amplifier, speaker or speaker harness is faulty.
DRAM TEST
This tests the systems DRAM. The results appear on the LCD. If all memory is working properly the LCD
reports <OK>.
ROM TEST
This tests the systems ROM. The result and the software version appear on the LCD:
FLASH VER: #.##V
ENGINE VER: #.##V
PATTERN TEST
This prints a test pattern to verify the system is function properly.
SHADING TEST
This prints a test pattern to see if the scan quality, determined by characteristics in the CCD, are optimal. If
image quality is noticeably poor the CCD may need replacement.

6.4.5 Report

PROTOCOL LIST
This list shows the sequence of the CCITT group 3 T:30 protocol during the most recent sending or receiving
operation. Use this list to check for send and receive errors.
SYSTEM DATA
This list provides the user system data settings and tech mode settings.
6-10 WorkCentre PE 120/120i
This is a factory use only
This is a factory use only test.
test.