Diagrams; Block Diagram - Tuner Section - Sony XR-C5110R Service Manual

XR-C5110R/C5120R
6-1. BLOCK DIAGRAM – TUNER Section –
FM/AM TUNER UNIT
TU1
J1
(FM/AM ANTENNA)
2 FM-ANT
AM-ANT
1
4 5 6
FILTER
11 18 20 19 15
FM/AM PLL
IC1
6 4 5
25 26 27 28
05
SECTION 6

DIAGRAMS

D1
FM B+
AM B+
9 8 10
20 13 11 19 21 18
16 13 10 2
X1
10.25MHz
3
1 20 4 53
SYSTEM CONTROLLER
IC501 (1/3)
– 19 –
LCH-OUT 17
RCH-OUT 15 R-CH
22 12
BUFFER
Q51
RDS DECODER
IC51
SC
57 kHz OUT
CIN
16 BAND-PASS 18 19
MPX
FILTER
MULTI
LVIN
20 PATH 2
DETECTOR
BAND-PASS
RV1 FILTER
IC90
FM RDS
S-METER
Q90
NOISE DET
DISCHARGE
SWITCH
50 32 52
MUTING
Q151
R-CH
MUTING
Q121
MUTING
CONTROL SWITCH
Q61
D61
5
SIGNAL
QUALITY
DECODER
4
RDS/RDBS
CLOCKED INTERFACE
DEMODULATOR
COMPARATOR REGISTER
& DECODER
IIC BUS
OSCILLATOR
SLAVE
& CLOCK
TRANSCEIVER
5 4 8 9 10
X51
4.332MHz
DATA, CLOCK
75 5
– 20 –
FM-L
A
(Page 21)
AM
B
(Page 21)
C (Page 21)
• SIGNAL PATH
: FM
: AM (MW/LW)