HCD-GRX7/GRX7J/R700/RX77/RX77S
7-1. BLOCK DIAGRAM � TUNER Section (AEP, UK, German models only) �
ST +10VY SIGNAL PATH
: FM
Q5
: AM (MW/LW)
B+ SWITCH
FM CIRCUIT B+
TM1
6
ANTENNA
+BCF1CF2CF3
FM 75W10.7MHzFM IF AMP10.7MHz10.7MHzFM IF AMPMPXLPF41AMPAMPST-L
1 ANT INIF OUT71 FM-INFM DET-OUT2322OUT L192117
COAXIALFE1Q1, 2Q3, 4INL.P.F.IN LOUT LI
FM FRONT-END
(Page 29)
VT
OUT R20R-CH
5
AM
FE2RDS DECODER
MW/LW FRONT-ENDFM/AM IF AMP,IC1752
AM RF AMP/MIX/OSC,RDS DATA
FM/AM DET, MPXDATA2K
57
61228 REGIC414 MUX
RDS INT
INT16(Page 29)
RDS SIGNAL BUFFEROSCI OSCO
513IC1751
Q91314
14LW SWITCH
315X1751
4.332MHz
2AM16
AM IFAM
AM-MIX 24DET24
IFT41IF
OUT
1729 AM-OSCAM-SD
12
ADJ
26 25 24 232221 20RV41
AM TUNEDSTEREO
STEREO7
LEVELTUNED
27 AM-RF INTUNED6
Q14
Q13LW SWITCH
MWAM SD109 FM DET
SWITCHX42X41
FM SDAM/FM VCO-STOPIF-BUFF MUTE450kHz10.7MHz
Q12Q11
30 14 15 13
MWMW
SWITCHSWITCHRV42D41MUTE
FM TUNED
LEVEL
X21
4.5MHz
101791114 7 2 12 8124
ST-CE
VT1MWFM/AM PLLMWXINST-DOUTFMFMCE3
XOUTDI4
IC21AM OSCST-CLKSTEREO, TUNED, MUTE,IF REQ
FM/AM IFCL5
VCO STOPST-DINST-CE, ST-DOUT, ST-CLK, ST-DIN
DO6J
05
(Page 29)
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