Block Diagrams - Main Section - Sony HCD-RG121 Service Manual

5-2. BLOCK DIAGRAMS – MAIN SECTION –
CD-L
BD/DRIVER B
CD-R
SECTION R-CH
(Page 24)
SWITCH
Q304-Q307
CD-MUTE
TUNER
TUNER-L
TUNER-R R-CH
DO
DO
DI
DI
CLK
CLK
CE
CE
TUNED
TUNED
STEREO
STEREO
(AEP,UK)
RDS DATA
RDS DATA
RDS INT
RDS INT
DATA
TU-MUTE
RCLK
J804
VIDEO
GAME INPUT L
R
R-CH
J803
VIDEO OUT VIDEO
DECK-A
HP2 L
HP1 R R-CH
DECK-B
HRP2 L
HRP1 R
R-CH
L101
HE1
9 REC SW
4
CONT
7 P/B SW
IC201
SELECTOR
TAPE
MECHANISM DECK
PWDEWC B
MODE B
MODE A
B HALF
A HALF
A-PHOTO
B-PHOTO
COMP
AOLB
SOLA
IC101
SOUND PROCESSOR
1 CDL
IC102
BUFFER
VOUT2 32
VOUT1 33 R-CH
61 TUNER_L
Q106
BBNF1
34 BUFFER
BBIN1 35
19 SI
BBNF2 31
18 SO BBNF2 30 Q107
BUFFER
Q351,Q352
59 GAME-L
SAOUT2 55
SAOUT1 56 SWITCH
9 TAPEA1
Q327
11 TAPEB1
BUFFER
15 REC-OUT1 ASMOUT 40
Q308,Q309
Q313
STK
SWITCH
IC371
SP DRIVER
11 Q5
12 Q6
Q324
+9V
Q321
BIAS
7 Q1
OSC
Q322,Q323
SWITCH
6 Q0
CD-MUTE
10 Q4
SP RELAY 17 Q11
LM-R
13 Q7
LM-F
14 Q8 DATA 3
TM-R
15 Q9 CLOCK 4
TM-F
16 Q10 LCH 5
Q601,Q606
CAP M
DRIVE
Q602,Q607
B TRIG
DRIVE
Q603,Q608
A TRIG
DRIVE
MUTE
Q101-Q104
STK
IC601(2/2)
SYSTEM CONTORLLER
24 I-STREEMA/VACS
75 SYSTEM-MUTE WFR/HP/MIC 19
69 ASM PROTECT 18
(AEP,UK)
RDS DATA
7 I-BU1924 DATA
RDS INT
8 I-BU1924 CLK
SENSOR 73
CD-OPEN/CLOSE 21
RCLK
88 CLK
CD ENCORDER 20
DATA
91
DATA
TUNED
67 TUNED
STEREO
68 STEREO
DI
83
DI
CE
84
CE
DO
85
DO
CLK
86 CLK
LCH
LCH
87
23 TAPE B START+
22
TAPE A START+
70 I-REEL-A
71 I-REEL-B
MOTOR
2 MOTOR
SOLB
3 SOLB
SOLA
4 SOLA
23 23
IC441
POWER AMP
4
11
Q481,Q482
5
OVERLOAD
R-CH
13
DET
Q441,Q442
Q489
MUTE
OVERLOAD
DET
Q485-Q488
RELAY
DRIVE
Q483,Q484
Q308,
Q309,Q313
OVERHEAT
DET
SWITCH
TH441
AC4
CN201
CD NO SENS
CD OPEN/CLOSE
CD ENCORDER
LM-R
LM-F
TM-R
TM-F
• R-CH is omitted due to same as L-CH
• Signal Path
: TUNER
: CD
: PB(DECK A)
: PB(DECK B)
: REC(DECK B)
: AUDIO
HCD-RG121
JK441
RY441
L
SPEAKER
R-CH
R
Q312
DRIVE
SPRELAY
J801
PHONES
BD/DRIVER
D
SECTION
(Page 24)