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7q@B
Removing and installing the flexible PC board
1. Removing
Using a soldering iron, heat the flexible board from one end to
other for removal.
Block & level diagram
DOLBY LEVEL: 452mV
(MTT-150)
;
AM PACK
TAPE
480mV
Cistoleans
205mV
TAPE
26mV
FM
20mV
FM
AM
11mV
AM
DK
VOL BOOST
DOLBY
M/L
—
>
T}e #
TAPE
130mV
J
2. Installing
Bend the edge of the flexible board, and solder the flexible
board onto the main PC board, as shown in the figure below.
Note: When
folding
the
flexible
board, be careful not to fold it
too sharply. The pattem on the
flexible board may be cut.
The
pattern
on
the
fiexible
board
tends to be most vulnerable at the
edge where the solder is applied.
Flexible PC board.
{
Solder
Main PC board
SS
ay
78mV
60mV
33mV
© FRONT SP OUT
O REAR SP OUT
COM
Power [nn 00
FRONT
C"_}
FRONT
PRE OUT
OIN AMP
\
\
' i}
ear
REAR
PRE OUT
\
\
\
To0my
KRC-7670
55mV
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