Technics RS-DV290EG Service Manual page 148

C1BB00000527
+B2
IC151
RDS SIGNAL DEMODULATOR
3,11 1 5 6
VDDA/D
VREF FLOUT CIN
REFERENCE
VOLTAGE
4,10
VssA/D
VREF
57kHz
2
MPX IN SMOOTHING
ANTIALIASING
BPF
FILTER
FILTER
(SCF)
CLK(4.332MHz)
7 TEST
TEST
OSC/DIVIDER
XIN XOUT
9 8
X151
(4.332MHz)
X901 X902
(6MHz) (32.7kHz)
VR901
(VOLUME)
24 23 16 17 13 14
30~37 38~45, 79 80
47~50
52~71,
73~78
D931,933
FL901
FL DISPLAY
FL1,2
Q609
(Q610)
MUTING
Q606
MUTING
Q612
MUTING
CLOCK
+B5
PLL
CONT.
RECOVERY
(57kHz)
(1187.5kHz)
RDCL 15
DATA
RDDR 14
DECODER
RDS-ID
IDR
16
DETECT/
RAM
MODE
RST
12 13
Z901
+B8
(REMOTE
SENSOR)
29 28 27 91
SYSTEM CONTROL / FL DRIVE
82 83 81
D951
D954
(DIGITAL
D306
( PLAY/REC)
S.WOOFER)
( )
RSN311W64B
IC601
19
POWER AMP
(18)
20
3
D601
POWER CONTROL
6
CIRCUIT
15
26
(25) 1
(2)
23
5
11
(12)
22
8
24
9
POWER CONTROL/
PROTECTION CIRCUIT 14
GND
13 21 4 10 16 7
D602
-B1
-B2
11
C2BBFD000404
IC901
19 20
12
KEY
Q901,
RESET
SWITCH
D904
(S901~908,
910~915)
R ch
+B7
D974
+B3
Q503,D558
SWITCH-
ING
-B3 +B4
Q551,554,
SIGNAL
555
LEVEL DET.
D907
Q601,602
MOTOR
PRO-
DRIVE
TECTOR D906
Q553,556,
557
M
FAN MOTOR
98 88 86
90 18 46 72 1 15
+B8
+B9 +B8
PHONES
SURROUND
(8 )
CENTER
(8 )
SPEAKERS
HF
(6 )
LF
(8 )
-VP
26 51
89
SA-DV290(E,EB,EG) BLOCK DIAGRAM