Read Sony STR-DE335 / STR-SE391 / STR-V323 Service Manual online
STR-DE335/SE391/V323
– 11 –
– 12 –
SECTION 5
DIAGRAMS
5-1.
BLOCK DIAGRAM – MAIN Section (1/2) –
VIDEO SELECT SWITCH,
VIDEO AMP
IC251
FUNCTION
SWITCH
IC401
DOLBY SURROUND
PRO-LOGIC DECODER
IC300
DOLBY SURROUND
PASSIVE DECODER
IC301
VOLUME
MOTOR DRIVE
IC202
SYSTEM CONTROLLER
IC201 (1/2)
05
D
(Page 11)
E
(Page 11)
(Page 11)
C
(Page 11)
B
(Page 11)
A
(Page 11)
•
SIGNAL PATH
: TUNER (FM)
: VIDEO
FM/AM TUNER PACK
COM
COM
L OUT
FM-ANT
FM-ANT
GND
GND
AM-ANT
AM-ANT
GND
GND
R OUT
VIDEO
TV/SAT
R-CH
R-CH
IC MUTE
S1
S2
IC MUTE
S1
S2
S2
VOUT1
J252 (1/2)
J252 (2/2)
J251
VIN3
S.CLK
SW2
SW1
MUTE2
MUTE1
4
8
7
13
14
16
2
45
24
19
18
15
S.DATA
14
S.LAT
13
CLK 47
DATA 46
ENABLE
OSC1
45
48
CLK
2
DATA
3
ENABLE
4
26
25
11
4
2
10
VOUT2
5
12
VIN1
1
VIN2
3
X201
4.19MHz
CENTER
RCH
LCH
S-RCH
S-LCH
WOOFER
–1
–2
L-OUT
R-OUT
S-OUT
C-OUT
L-IN
FCC-IN1
R-IN
VIDEO
REC
TAPE
REC
REC COM
FUNC.MUTE
43
42
3
2
54
UP
8
DOWN
UP
DOWN
VOL UP
VOL DOWN
34
35
X1
X2
36
WOOFER-RLY
21
SP-RLY
22
SURR-RLY
14
REAR-RLY
16
WOOFER-RLY
SP-RLY
SURR-RLY
REAR-RLY
PROTECT
7
23
22
14
L-IN
11
R-IN
12
S-IN
13
FCRS-IN
21
LC-INB
39
LC-INE
40
CR-OT
41
CR-IN
42
FCLS-IN
20
FCR-IN
LS-OUT
RS-OUT
19
FCL-IN
18
9
10
41
40
39
38
22
21
20
5.1 CH/DVD
VIDEO
TV/SAT
VIDEO IN
MONITOR
VIDEO OUT
VIDEO
VIDEO OUT
MUTE
VIDEO
AMP
MUTE
VIDEO
AMP
LEVEL
SHIFT
SHIFT
REGISTER
& LATCH
CPU
INTERFACE
EQ AMP
IC402
VIDEO
VIDEO IN
J402 (1/2)
VIDEO
AUDIO IN
L
R
J501
FRONT
WOOFER
5.1 CH/
DVD
CENTER
RV421
BASS
RV422
TREBLE
RV423
BALANCE
L
R
REAR
L
R
R-CH
TV/SAT
AUDIO IN
L
R
R-CH
J401 (1/2)
MD/TAPE IN
L
R
LINE AMP
IC302 (1/2)
LINE AMP
IC502
LINE AMP
IC404 (1/2)
LINE AMP
IC404 (2/2)
LINE AMP
IC302 (2/2)
MOTOR
DRIVE
MUTING
Q366
MUTING
Q363
MUTING
Q364
25
24
L-OUT
R-OUT
MUTING
Q361
MUTING
Q362
OSC
MUTING
Q365
R-CH
J451
(STR-SE391)
PHONO
IN
ANTENNA
AM
FM 75
Ω
COAXIAL
L
R
R-CH
R-CH
CD IN
L
R
R-CH
R-CH
J402 (2/2)
J401 (2/2)
VIDEO
AUDIO
OUT
MD/TAPE
REC OUT
L
R
R-CH
L
R
13
R-CH
CD
R-CH
29
27
23
R-CH
R-CH
PHONO
R-CH
30
TUNER
R-CH
28
MD/TAPE
24
R-CH
(STR-DE335/V323)
(STR-DE335/V323)
S.DATA
S.CLK
S.LAT
DATA
CLK
EN1
DATA
(STR-DE335: AEP)
CLK
EN1
PLL DATA
PLL DATA
TUNED
STEREO
SIGNAL
TUNER-MUTE
AUTO-STOP
13 S.CE (LV1018)
12 S.CE (LC7822)
9
S.CLK
10 S.DATA
57 S2
58 S1
55 IC.MUTE
11 PLL.DATA
STEREO-IN
SIGNAL
TUNER-MUTE
TUNER-MUTE
31
RDS DATA IN
46
RDS CLK IN
TUNED
STEREO
STEREO
SIGNAL
TUNER-MUTE
D
ATA
CLK
EN2
DATA
CLK
CLK
EN1
EN2
DO
TUNED
STEREO
SIGNAL
DET OUT
T.MUTE
RDS DECODER
IC1
57 kHz
BAND-PASS
FILTER
CLOCKED
COMPARATOR
CONTANS LOOP
VARIABLE &
FIXED DIVIDER
CLOCK
REGENERATION
& SYNC
OSCILLATOR
& CLOCK
DIFFERENTIAL
DECODER
BIPHASE SYMBOL
DECODER
X1
4.332MHz
MUX
CIN
RDDA
OSCI
OSCO
RDCL
SC
OUT
–1
–2
–1
–2
–1
–4
–2
–5
–6
RV404
MASTER VOLUME
–3
F
(Page 11)
G
M
PROTECT
TV/LD
VIDEO IN
STR-DE335: US, Canadian,
Australian
Australian
STR-DE335: US, Canadian,
Australian/STR-SE391
Australian/STR-SE391
STR-DE335: AEP, E, Malaysia,
Singapore/STR-V323
Singapore/STR-V323
TV/LD
AUDIO IN
STR-DE335: AEP, E, Malaysia,
Singapore/STR-V323
Singapore/STR-V323
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