Sony SPP-SS964 Service Manual page 23

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3 7 63 1515 0
[HAND MAIN board]
(Side A )
1
16
CN501
1
8
S502
RFU501
RF UNIT
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L 13942296513
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ANTENNA TERMINAL
SSG
frequency counter : Checking TX Center Frequency
peak power meter : Checking TX Output
TP553: GND
TP555: TEST
TP523: RXQN
TP522: RXQP
TP521: RXIN
TP520: RXIP
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2 9
8
: Checking RX I & Q Output level
TP555 and TP553 short :
Checking TX Center Frequency
level meter :
Checking RX I & Q Output Level
Q Q
3 6 7 1 3 1 5
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.
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9 4 2 8
0 5 8 2 9 9 4 2 8
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9 9
9 9