4.1.5
Main Board
*
Remove the battery cassette before continuing.
I-l-
Screw to printer (two points)
I
1
.
Printer connector
Speaker
I
ct"x6'
(four points)
cassette
I
I
IScrew to main board (five points)
If removing the main board, unscrew the followings.
*
Printer connector (Two)
*
Speaker connector
*
Slot cover (Four)
*
Main board (Five)
4.2
Reassembly
CAUTION
Before continuing, save any data in
RAhI
using
the cassette tape.
After completing
adjustments. reload
KAhl
from the cassette.
4.2.1
LCD
Board
(1) Turn off the power: remove the battery case: turn off the backup power
switch.
(If
using
an
AC adapter, remove
it
also.)
(2)
Remove the PC-820
1
cover
Remove the
LCD
board
(3)
Keplace the
LCD
board
(4)
To reassemble. follow these steps in reverse.
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