Diagrams; Block Diagram - Tuner Section - Sony HCD-EP707 Service Manual

HCD-EP707
SECTION 5

DIAGRAMS

5-1. BLOCK DIAGRAM – TUNER Section –
VC202
L203
FM RF
L203, VC202
FM TRACKING
CON201
FM ANT
75Ω
COAXIAL
BPF201
BPF 24
IFT202
AM RF
CON202
AM ANT
1
Q201
3
IFT201
VC205
AM OSC
IFT201
IFT202, VC205
AM FREQUENCY
AM TRACKING
COVERAGE
• R-ch is omitted due
to same as L-ch.
• SIGNAL PATH
: FM
: AM
CF203
22 13
FMRF OUT FM DET
FM/AM IF AMP,
MIX, DET, MPX, OSC
IC202
FM
FMRF IN 5
MIX
CF201
IFT205
AM IF
AM
9
MIX
CF202
AMRF IN
AM
OSC
AMOSC
8
BUFFER
FM OSC BUFFER
FMOSC 20
Q252
L204
FM FREQUENCY
COVERAGE
AM/FMIF
7
BUFFER
MONO/ST 14
FM/AM
AM/FM SW
15 SELECT SWITCH
Q204
L. P. F
16 16
(AEP, UK)
CF205
4.332MHz
13 14
BUFFER
MUX
4
Q208
RDS DECODER
IC203
19
DET OUT
TU-L
10 FMIF L OUT 16
TU-R
R OUT 17
R-CH
11 AMIF
STATION
BUFFER
AGC 12
Q202
STEREO
16 15
FMIN AMIN CF204
7.2MHz
XIN 1
12 IFIN
XOUT 20
11 IO1
8 BO2
FM/AM PLL
IC201
7 BO1
DA IN
DI 4
CLOCK
20 AOUT CL 5
PLL CE
CE 3
19 AIN
DA OUT
DO 6
18 PD
RCLK
RCLK H
16 (Page 19)
RDATA
RDAT 2
A
(Page 18)
B
(Page 18)