Technics RS-DV290EG Service Manual page 101

FM ANT
8
(6)
Z101 TUNER PACK
AM ANT
RAN0005EM-2:EE
ENG06502Q:GN
3 7 9 11 10 5 1 2 4
+B1 +B2
For [EE] area.
VDDA/D
REFERENCE
4,10
VssA/D
2
MPX IN
7
TEST
C1BB00000527
+B2
IC151
RDS SIGNAL DEMODULATOR
3,11 1 5 6
VREF FLOUT CIN
PLL
(57kHz)
VOLTAGE
VREF
57kHz
SMOOTHING
ANTIALIASING
BPF
FILTER
FILTER
(SCF)
CLK(4.332MHz)
TEST
OSC/DIVIDER
MODE
XIN XOUT
9 8 12
X151
(4.332MHz)
TUNER L/C
TUNER Rch
A.GND
Lch IN
Rch IN
+B(10V)
SUR L
SUR R
S.W
To SOUND PROCESSOR
MIC
BLOCK DIAGRAM
-B(-10V)
V.GND
D.GND
CS/REQ
CLK
DATA
CT.GND
SH FL1
CLOCK
SH FL2
RECOVERY
(1187.5kHz)
SYNC
RDCL 15
DATA
RDDR
14
DECODER
RDS-ID
IDR 16
DETECT/
RAM
For [GN] area.
RST
13
MIC2
MIC1
W501
1
2 Rch
3
BU4053BCFE2
4
SIGNAL SELECTOR
Rch
5
6 +B5
7
8 Rch
9
10
11 -B3
12
13
14
15
16
17
18 FL1
From POWER
TRANSFORMER
19 FL2
20
TA2011S
IC401
Q401
MIC MIC
AMP AMP
96 95
+B4
VR401
(MIC VOL)
25
MIC DET
3
+B8
X1
13
14
X0
12
IC201
1
Y1
15
Y0
2
8
G
SW CONT.
16
+B4 V DD
7
-B3 V
SS
A B C
11 10 9
97 94 21 6
C2BBFD000404
IC901
SYSTEM CONTROL / FL DRIVE
4 5 2 100 28 27
For [GN] area.
SA-DV290(EE,GN) BLOCK DIAGRAM