Sony UWP-V1 Service Manual page 136

4-3. URX-M2
MB-1129
ANT-a
FT101 Q101 FT102 Q103,104
BPF LNA BPF 1st MIXER
ANT-b
FT201 Q201 FT202 Q203,204
BPF LNA BPF 1st MIXER
Q102
BUFFER
DIVIDER
X301
VCO
Q202
BUFFER
LPF
IC301
PLL
LPF
Q305,306
VCO
SWF101
Q105,106 CF101 Q107 CF102
SAW
FILTER 2nd MIXER CF IF AMP CF
243.95MHz 10.7MHz
RSSI-A
SWF201
SAW Q205,206 CF201 Q207 CF202
FILTER 2nd MIXER CF IF AMP CF
243.95MHz
10.7MHz
Q301
BUFFER
Q302
BUFFER
PLL CLK
PLL DATA
PLL LE
PLL LD
IC504
BUFFER
+9 V (FOR AF)
+6 V (FOR RF, IF AND AF)
9 V +3.3 V (FOR AF, CPU, PLL IC AND VCO)
6 V 3.3 V
IC302 IC303
DC/DC REGULATOR
CONVERTER
URX-M2 URX-M2
IC101 CF103 IC102 IC401 (1/2)
IF AMP CF DETECTOR AF AMP
AF-a
CF104 IC403 (1/3) IC403 (2/3)
DIVERSITY SQUELCH
CERAMIC
DISCRIMINATOR
IC201 CF203 IC202 IC401 (2/2)
IF AMP CF DETECTOR AF AMP
AF-b
RSSI-B
BUFFER AMP
DIV
CF204
CERAMIC
DISCRIMINATOR
IC505
CPU
RSSI-B
RSSI-A
CPU
X501
X'tal 4MHz
EEPROM
IC502
EEPROM
INTERFACE
4-6 4-6
IC404 (1/2) IC404 (2/2) IC402 IC405 (1/2)
DE-EMPHASIS LPF EXPANDER AF AMP
50μs 25kHz 150μs
MUTING
CONTROL
X401,402
IC406 (2/2), D402
X'tal 32kHz
TONE DET
IC406 (1/2)
IC407 (1/2), D403
NOISE DET
D603
RF LED
LCD
ND601
S601 SET
S602 _
S603 +
DP-456
AF OUT
IC407 (2/2) D401
AF AMP AF DET
ALO
URX-M2
UWP Series