Panasonic KX-F900 Service Manual page 179

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TX FREQ 926.100 - 927.550MHz
RX FREQ 902.100 - 903.550MHz
7
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BPF
LPF F402 Q404,403 I
AMP I
FREQ 926.100 - 927.550MHz
Q401 Q402
AMP _-_ AMP
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1ST IF FREQ IO.7MHz
IC401
1 BPF
F403
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2ND IF FREQ 450KHz
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1ST IF _ 2ND
AMP iI_ MIXER
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RX VCO FREQ = 1ST LOCAL FREQ
891.400 ~ 892.850MHz
RX VCO
LOOP
FILTER
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TX VCO FREQ
463.050 ~ 463.775MHz
_REFERENCE[_J
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IC402
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2ND IF [_ DISCRIMI
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1
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BUFFER J
AMP I
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NOISE
AMP
GND
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2-_
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I A F OUT_ ©
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FL$ 0
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X401
10.250MHz
UNLOCK 0
l CLOCK 0
DATA 0
RST O
IC401,Q404,Q403
RXVCO,(_05
IC402
_VCO,C_02,(_O 1
RXB
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3.9V
0
TXB
0
MOD
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33
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