Sony HCD-SPZ50 - Block Diagram - MAIN Section

HCD-SPZ50/SPZ70
1616
HCD-SPZ50/SPZ70
AUDIO IN
R-CH
J981
CD-L
A
L451
BIAS OSC
MUTING
Q305
HRPE1
(REC/PB/ERASE)
L-CH
R-CH
R-CH
R-CH
MUTING
Q307
MUTING CONTROL
SWITCH
Q305, 306
MUTING
Q401
R-CH
MUTING
CONTROL SWITCH
Q400, 407
REC CONTROL
SWITCH
Q409, 410
R-CH
REC AMP
IC401
PB AMP
IC301
ERASE
BIAS OSC
Q453
REC SWITCH
Q403
REC BIAS
SWITCH
Q451, 452
+9V
REC/PB
SELECT SWITCH
Q405, 406, 408
TUNER (FM/AM)
AM
FM ANT
AM ANT
L-OUT
R-OUT
DO/STEREO
R-CH
RDS DATA
RDS CLK
ST DIN
ST CLK
ST CE
FM75Ω
COAXIAL
ANTENNA
56 ST DIN/STEREO
21 RDS DATA
18 RDS INT
9
4
5
7
10
A
9
B
TC BIAS ON/OFF
54 ST DOUT
55 ST CLK
53 ST CE
78
TC RELAY
76
TC REC MUTE
77
SEL A
51
SEL B
59
14
SI
13
SC
AMP SI
61
AMP SC
63
LINE MUTE
60
HP MUTE
58
AUDIO IN DETECT
100
C
L-CH
B
HP
X
OUT1
TC HALF/REC SW
INPUT SELECTOR, ELECTRICAL VOLUME,
SURROUND/TONE CONTROL
IC1501
+MTR
M
TAPE MECHANISM
DECK BLOCK
HALF SW
REC SW
PHOTO OUT
CAPSTAN/REEL
MOTOR DRIVE
Q1602, 1603
90
+SOL
TRIGGER PLUNGER
DRIVE
Q1604, 1605
TC TRG
80
TC CAPM CNT1
79
TC PHOTO OUT
89
SYSTEM CONTROLLER
IC1301 (2/4)
: TUNER (FM/AM)
: CD PLAY
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: TAPE PLAY
: REC
: AUDIO IN
(SPZ50: AEP,UK/SPZ70: AEP,UK)
PHONES
R-CH
J982
15
12
6
INH
SEL INH
65
Q1503 Q1504 Q1505
TUNER/TAPE
SELECT SWITCH
IC1505
13
X0
X2
C1
SEL1
VIN1
B1
A1
1
MUTING
IC1503
R-CH
17
MUTING
CONTROL SWITCH
Q1501, 1502
MUTING
IC1504
R-CH
MUTING
CONTROL SWITCH
Q1508, 1509
HEADPHONE
AMP
IC1502
7-2. BLOCK DIAGRAM – MAIN Section –
(Page 15)
(Page 18)
(Page 17)
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