Analog Output Test: Device Codes - Epson ColorPage EPL-C8000 Service Manual

EPSON EPL-C8000

4.2.6.11 Analog Output Test: Device codes

If there is a <Warning!> or <Caution!> in the Check column,
first confirm the warnings and cautions listed on the previous
page to prevent problem.
Table 4-34. Analog Output Test: Device codes (1/2)
Analog Output Test [DIAGSTART: 90 04 XX, DIAGSTOP: 91 04 XX XX]
Code
Name
(Hex)
HVPS
Outputs the 2BTR CONT
BTR_1ST_OUT 00 signal that has the value
based on the data.
00 - FFh (0 - 4.1[V])
HVPS
Outputs the 1BTR CONT
BTR_2ND_OUT 01 signal that has the value
based on the data.
00 - FFh (0 - 4.1[V])
HVPS
Outputs the BCR DC
BCR_DC_OUT 02 CONT signal that has the
value based on the data.
00 - FFh (0 - 4.1[V])
HVPS
Outputs the DB DC
DEVE_DC_OUT 03 CONT signal that has the
value based on the data.
00 - FFh (0 - 4.1[V])
ROS Assembly
Outputs the VREF signal
LD_POWER 04 that has the value based
on the data.
00 - FFh (0 - 4.1[V])
Chapter 4 DIAGNOSTICS
Function item
Function Check
Data range
<Warning!> <Caution!>
Check the HVPS by
reading the 2BTR
Controller signal.
<Warning!><Caution!>
Check the HVPS by
reading the 1BTR
Controller signal.
<Warning!><Caution!>
Check the HVPS by
reading the BCR DC
Controller signal.
<Warning!><Caution!>
Check the HVPS by
reading the DB DC
Controller signal.
<Warning!><Caution!>
Check the ROS
Assembly by reading
the VREF signal.
Table 4-35. Analog Output Test: Device codes (2/2)
Analog Output Test [DIAGSTART: 90 04 XX, DIAGSTOP: 91 04 XX XX]
Code
Name
(Hex)
HVPS
Outputs the DTS CONT
DTCK_SAW_OUT 05 signal that has the value
based on the data.
00 - FFh (0 - 4.1[V])
Rotary Motor Assembly
Outputs the Rotary
Motor Clock signal that
has the value based on
the data.
00h: Home position
Deve Rotary Motor 0A
01h: 30°, 02h: 45°,
03h: 60°, 04h: 90°,
05h: 120°, 06h: 150°,
07h: 210°, 08h: 240°,
09h: 300°, 0Ah: 330°,
0Bh: 360°, 0Ch: 90°,
0Dh: 15°
Function item
Signal Check
Data range
<Warning!><Caution!>
Check the HVPS by
reading the DTS
Controller signal.
<Warning!><Caution!>
Check visually that the
Rotary Motor Assembly
rotates at the specified
angle. (Simultaneously
running this test with
Digital Output Test 16
rotates the Rotary Motor
Assembly.)
Rev. B
4-34