Audio Section - Sony HCD-DV2D Service Manual

HCD-DV2D
— AUDIO SECTION —
JK201
L
TV IN
R-CH
R
TUNER PACK
L-CH
R-CH R-CH
D OUT
FM 75Ω
COAXIAL
D IN
CL
ANTENNA
CE
AM TUNED
MUTE
STEREO
RDDA
ROCK
Q209
TAPE MUTE
MECHANISM
DECK
L-CH
REC/PB
HEAD
R-CH
R-CH
R-CH
ERASE
PACK
RECF
RECR
HDPLY
TCNT
Q653,654
MOT
MOTOR DRIVER
Q651,652
SOL
SOL DRIVER
HCD-DV2D
1
2
IC102
3
MIXER AMP
SOUND PROCESSOR
6 VARL
28 IN4
30 LINT2
LINT3
29
MPEG2
B
31 LINT1
SECTION
IC501(1/2)
7 BASSOL
SYSTEM CONTROLLER
SDAT/ROMDA 53 21 SDA
SCK/ROM CK 54 22 SCL
19 TUDO
18 TUDI 6 SCL
SDA
20 TUCK 5
12 TUCE
13 TUND
Q105
AMUTE 59
MUTE CONT
1 RMUTE
11 STE
TSOL 5
RDDA
21
TMOT 6
46 RDCK
TCNT 7
2 RMUT
3 RPHD REPT 31
4 BIAS HDPN 30
IC201
TAPE REC/PB AMP
1 CH I/A
PREO
3
Q202,207
REC/PB SWITCH
16
REC IN 16
14 RECO
Q201,204,206
REC/PB SWITCH
Q215
Q212
REC DETECT
Q213
Q214
BIAS
USC
+VM
IC101
POWER AMP
CH1
LOUT 25 11
IN
Q102
13 STBY
MUTE
R-CH
INVERTER
RECOUTL 27
Q319
A
MUTE
SWITCH
IC503
PANEL
EPROM
POWER
SECTION
Q314,317
CURRENT
DETECT
Q313
+10V
+10V REG
Q210
MUTE
24 24
IC103
R-CH
CH1
4
OUT+
Q104,301
OVER LOAD
DETECT
Q199
R-CH
R-CH
Q308
Q303,304,354
PROTECT
DC PROTECT
SWITCH R-CH
+VDD
• R-CH is omitted due to same as L-CH.
• Signal Path
: AUDIO
: PB(TAPE)
: REC(TAPE)
: TUNER
: DVD(AUDIO)
: TV IN
JK103
PHONES
L JK102
SPEAKER
IMPEDANCE
USE 6Ω
R
Q350-352
FAN
FAN CONT
Q353,355
FAN CURRENT
DETECT