Epson LQ 1050 - B/W Dot-matrix Printer - 5.3 UNIT REPLACEMENT

5.3 UNIT REPLACEMENT
This replacement is based on system analysis.
REV.-A
According to the particular symptom found by the
multimeter, the units listed in Table 5-3 need to be replaced.
Table 5-3. Unit Parts List
Name
Description
Part No.
Fuse (Fl)
120V: 125V, 2A
X50206 1011
220/240V: 250V, 1.25A
X502063040
PEGX Boards
Main Circuit Board
Y46 1201000
PEBFIL-11 Board
120V Filter Board
Y566204200
220/240V Filter Board
Y566204000
Power Transformer
10OV
(FX-850) Y566503000
120V (FX-850)
Y566504000
220V (FX-850)
Y566505000
240V (FX-850)
Y566506000
100V (FX-1 050) Y46 1502000
120V
(FX-1 050) Y46 1503000
220V (FX-1 050) Y46 1504000
240V (FX-105O) Y46 1505000
Model-3B 10 Printer Mechanism (FX-850)
Y46 1590100
Model-3B60 Printer Mechanism (FX-105O)
Y462590100
PGPNL Board Control Panel
Y46 1501000