4-26 Phaser 6128MFP Service Manual
General Troubleshooting
Engine Test ■ Start
■ Check OK or NG
Communication test with the print
engine. Run this test when the 024-
371 error occurs. Test result: NG (Go
to FIP.) OK (cycle main power.)
ConfigROM
Test
■ Start
■ Check OK or NG
Communication test with the
ConfigROM and the FPGAregister.
READ ROM
Revision No
■ Start
■ Check OK or NG
This test checks communication with
the ConfigROM. The revision number
is read several times.
Engine Diag Tests for print engine components.
Sensor Test
■ Digital Input
■ Code H 0 or 1
At the start of the test,
0 is displayed. This
number counts up when
a sensor is turned On
from Off to indicate
proper operation
These tests check whether the
sensors operate normally. The Sensor
Test is performed for all the
components. Press the OK button
twice to run the selected test. Exit
the Sensor Test by pressing the Stop
button. The display returns to the
Service Mode menu.
NOTE:
During the Sensor Test, no other
diagnostic. functions can be
performed. The printer only accepts
DI components and exit commands.
The device code for each component
is listed below.
Code Component
DI-0 Manual Feeder Sensor
DI-1 No Paper Seneor
DI-2 Registration Sensor
DI-3 Exit Sensor
DI-4 K Mode Sensor
DI-6 Side Switch
DI-7 Interlock Switch
Motor Test These tests check whether the
sensors operate normally. The Sensor
Test is performed for all the
components. Press the OK button
twice to run the selected test. Exit
the Sensor Test by pressing the Stop
button. The display returns to the
Service Mode menu.
NOTE:
During the Sensor Test, no other
diagnostic. functions can be
performed. The printer only accepts
DO components and exit commands.
The device code for each component
is listed below.
Code Component
DO-0, DO-1, DO-2 Main Drive Motor
Test Control Panel Display Test Description
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