Analog Output Test - Epson ColorPage EPL-C8200 Service Manual

EPSON ColorPage EPL-C8200

4.2.6.10 Analog Output Test

Components controlled by the analog signals can be turned ON/OFF.
Table 4-33. Analog Output Test Specifications
DIAGON command: 75
DIAGSTART command (Analog Output Test): 90 04 XX XX
DIAGSTOP command (Analog Output Test): 91 04 XX XX
Parameter Function
1 Diagnostic type
2 Code_A0
3 Data
3 DGST
With status (90 04 XX XX)
Example) Command
90 04 02
01
BCR_DC_OUT
Analog Output Test
DIAGSTART command
Example) Status
90
04 02 06
BCR_DC_OUT
Analog Output Test
DIAGSTART command
Chapter 4 Diagnostics
DIAGOFF command: 76
Data (Hex)
04: Analog Output Test
Device code (See 4.2.6.11.)
[Command] Data: (Output level)
[Status] 06: Passed, 07: Failed
Data
Passed
 Do not touch live parts when high voltages are output.
 Install all covers when the laser beam is active and
exposed.
 Do not touch motors and drive assemblies when they
are running.
 Do not turn on the BCR, Erase Lamp Assembly and
the LD in the ROS Assembly with the Process Motor
Assembly turned OFF to prevent fatigue in the Drum
Cartridge.
 While the Process Motor Assembly, P/H Motor
Assembly and Developer Clutch Assembly are on,
and the Developer Assembly is in the development
position, do not turn on the DB output (AC
component) or DB output (AC component) and DB
output (DC component) at the same time.
 Do not keep the Dispense Motor Assembly turned on
for more than 10 seconds to prevent toner from being
clogged to much in the developer assembly and
gears from being damaged.
 Do not turn on the 1st BTR with the Process Motor
Assembly turned off to prevent the IBT Belt Assembly
from being damaged.
 When the Process Motor Assembly and the P/H Motor
Assembly are turned off, do not turned on the 2nd
BTR to prevent the IBT Belt Assembly from being
damaged.
 Do not turn on the P/H Motor Assembly or the
Developer Clutch Assembly when the Development
Assembly is out-of-place to prevent the inside of the
printer from contaminated and the gears from being
damaged due to improper engagement.
Revision A
4-33