Block Diagram - Main Section - Sony HCD-SPZ90DAB Service Manual

HCD-SPZ90DAB
7-2. BLOCK DIAGRAM – MAIN Section –
CD-L
(Page 15)
A
R-CH
J981
AUDIO IN
L-CH
MUTING
Q305
R-CH R-CH
HRPE1 MUTING MUTING
(REC/PB/ERASE) Q307 Q401
L451
BIAS OSC
ERASE
BIAS OSC
Q453
CNP890
ANTENNA
DAB/FM
DAB TUNER MODULE
DAB/FM ANT AUDIO_LEFT_OUT
AUDIO_RIGHT_OUT R-CH
S1_DOUT
S1_DIN
HCD-SPZ90DAB
PB AMP
IC301
R-CH
REC SWITCH REC AMP
Q403 IC401
R-CH
R-CH
MUTING CONTROL MUTING REC CONTROL
CONTROL SWITCH SWITCH SWITCH
Q400, 407 Q305, 306 Q409, 410
REC BIAS
SWITCH +9V
Q451, 452
REC/PB
SELECT SWITCH
Q405, 406, 408
LOW-PASS
FILTER
IC500, 501
78 76 77 100
32 DAB RXD
31 DAB TXD
INPUT SELECTOR, ELECTRICAL VOLUME,
SURROUND/TONE CONTROL
TUNER/TAPE
IC1501
SELECT SWITCH
IC1505
A1
7
B1
5
X0 X C1
12 13 9
X1
14
10 9 6
SEL1
4
VIN1 OUT1
1 17
14 13
51 59 65 61 63
SYSTEM CONTROLLER
IC1301 (2/4)
16 16
HEADPHONE
AMP
IC1502
MUTING
IC1504
R-CH
MUTING
CONTROL SWITCH
Q1508, 1509
MUTING
IC1503 R-ch is omitted due to same as L-ch.
SIGNAL PATH
R-CH
MUTING
CONTROL SWITCH
Q1501, 1502
60 58
TC CAPM CNT1 79
TC TRG 80
TC HALF/REC SW 90
TC PHOTO OUT 89
HP
B
(Page 18)
R-CH J982
PHONES
L-CH
C
(Page 17)
: TUNER (DAB/FM)
: CD PLAY
: TAPE PLAY
: REC
: AUDIO IN
TAPE MECHANISM
DECK BLOCK
CAPSTAN/REEL
+MTR
M
MOTOR DRIVE
Q1602, 1603
TRIGGER PLUNGER
+SOL
DRIVE
Q1604, 1605
HALF SW
REC SW
PHOTO OUT