Digital Output Test Device Code - Epson AcuLaser C8500 Service Manual

EPSON AcuLaser C8500
NOTE: Never turn ON the 1ST BTR with the [PROCESS DRIVE ASSY]
OFF. Otherwise the IBT BELT ASSY may be damaged.
NOTE: Never turn ON the 2ND BTR with the [PROCESS DRIVE ASSY]
OFF and the [FUSER-P/H MOTOR] OFF. Otherwise the IBT
BELT ASSY may be damaged.
NOTE: To prevent dirt from getting into the printer and damage to the
gears caused by improper meshing, never execute [FUSER-P/H
MOTOR] ON or [DEVE. CLUTCH ASSY] ON when slightly
shifted from development position for each color.
NOTE: Never turn ON for long time. Otherwise the device may be
damaged.
NOTE: For check methods with <WARNING> <CAUTION> indicated,
check thoroughly the WARNINGs and CAUTIONs in the "2.6.6
Digital Output Test" so as to execute without causing any
problems.
NOTE: For check methods with <WARNING> <CAUTION> indicated,
check thoroughly the WARNINGs and CAUTIONs in the "2.6.6
Digital Output Test" so as to execute without causing any
problems.
Chapter 4 Diagnostics

4.2.5.7 Digital Output Test Device Code

W A R N I N G For check methods with <WARNING> <CAUTION>
indicated, check thoroughly the WARNINGs and
CAUTIONs so as to execute without causing any
problems.
Table 4-10. Digital Output Test Device Code
Digital Output Test [DIAGSTART : [90 02 XX] , DIAGSTOP : [91 02 XX] ]
Code
Name (Hex)
MAIN_MOT 00 PROCESS DRIVE
ASSY
_SPEED0
Set the WDD SPEED0
signal to High with
DIAGSTOP.
(It doesn't function with
DIAGSTART.)
Revision C
Function Item
When status data is
[High] Check Method
<WARNING>
<CAUTION>
Check by the change
in operational sound or
visually that the motor
rotation goes to
medium speed (one
half speed).
(During executing with
code [54], executing
DIAGSTOP changes
the PROCESS DRIVE
ASSY to one half
speed.)
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