Figure 1-22. Pwb-E Board; Table 5-4. The Printer Does Not Operate At All - Epson H5200 - TM B/W Thermal Line Service Manual

Table 5-3. Symptoms and Reference Table (Continued)
Symptom
SERVICE REQ. EOO04
SERVICE REQ. EOO05
SERVICE REQ. EOO06
SERVICE REQ. EOO09
SERVICE REQ. EO014
SERVICE REQ. COO03
SERVICE REQ. Cl 110
SERVICE REQ. Cl 120
SERVICE REQ. Cl 130
SERVICE REQ. Cl 140
SERVICE REQ. Cl 114
Other SERVICE REQ. displayed.

Table 5-4. The Printer Does Not Operate at All

Cause
Connector CNl on the
disconnected.
The fuse on the PWB-E
board may be biown.
Connector CN8 on PWB-A
board may be disconnected.
Rev. A
Printer Condition
The LCD displays SERVICE REQ. EOO04.
The LCD displays SERVICE REQ. EOO05.
The LCD displays SERVICE REQ. EOO06.
The LCD displays SERVICE REQ. EOO09.
The LCD displays SERVICE REQ. EO014.
The LCD displays SERVICE REQ. COO03.
The LCD displays SERVICE REQ. Cl 110.
The LCD displays SERVICE REQ. Cl 120, and
the 4M EPROM is inserted into IC7 on the C108
MAIN board.
The LCD displays SERVICE REQ. Cl 130, and
the C82907* ROM-B board is used.
The LCD displays SERVICE REQ. Cl 140, and
the GQ chip option or the local language ROM is
inserted into K% on the Cl 08 MAIN board.
The LCD displays SERVICE
The LCD displays another SERVICE REQ. error
code.
Step
Is connector CN1 on the
1
Is fuse blown on the PWB-E
2
board?
Is connector CN8 on the
With the power on, is there an
output of +5 VDC between pin
4
and pin
8 (+) 5 (-)
5 —
Cl 114.
REQ.
Finding
Yes
for CN8 on
—
Reference
Table
5-17
5-18
5-19
5-20
5-21
5-22
5-23
5-24
5-25
5-26
5-27
5-28
Solution
Connect CN1 on
Replace the fuse.
Connect CN8 on
Replace the
Replace the
5-3