Full Text Searchable PDF User Manual
MICROFILM
SERVICE MANUAL
FM STEREO/FM-AM RECEIVER
US Model
STR-DE335/SE391
Canadian Model
AEP Model
E Model
Australian Model
STR-DE335
Chinese Model
STR-V323
STR-DE335/SE391/V323
SPECIFICATIONS
Photo: STR-DE335 US model
Audio power specifications (US model)
POWER OUTPUT AND TOTAL HAR-
MONIC DISTORTION
With 8-ohm load, both channels driven,
from 20
a)
– 20,000 Hz, rated 100 watts
per channel minimum RMS power, with
no more than 0.09 %
b)
total harmonic
distortion from 250 milliwatts to rated
output.
STR-SE391:
a) 40Hz
b) 0.5 %
Amplifier section
Power output
Stereo mode
STR-DE335/V323
US, Canadian models:
(8 ohms at 20 Hz – 20 kHz
less than 0.09 % total
harmonic distortion)
100 W + 100 W
AEP model:
(DIN 1 kHz, 4 ohms)
80 W + 80 W
Malaysia, Singapore,
Chinese, Australian
models:
Rated power:
(8 ohms at 1 kHz,
THD 0.7 %)
80 W + 80 W
Reference power:
(8 ohms at 20 Hz – 20 kHz,
less than 0.09 % total
harmonic distortion)
70 W + 70 W
E model:
Rated power: (8 ohms at
1kHz, THD 0.7 %)
100 W + 100 W
Reference power:
(8 ohms at 20 Hz – 20 kHz,
less than 0.09 % total
harmonic distortion)
95 W + 95 W
STR-SE391
(8 ohms at 40 Hz – 20 kHz,
less than 0.5 % total
harmonic distortion)
100 W + 100 W
Surround mode
STR-DE335/V323
and 5.1 CH/DVD
US, Canadian models:
mode
(8 ohms at 1 kHz, THD
(Reference)
0.8%)
Front: 80 W/ch
Center: (Pro Logic mode)
80 W
Rear: 80 W/ch
AEP model:
(DIN 1 kHz, 4 ohms)
Front: 70 W/ch
Center: 70 W
(only in PRO LOGIC
mode)
Rear: 70 W/ch
E, Malaysia, Singapore,
Chinese, Australian
models:
Rated power: (8 ohms at
1 kHz, THD 0.7 %)
Front: 80 W/ch
Center: (Pro Logic mode)
80 W
Rear: 80 W/ch
– Continued on next page –
STR-SE391
(8 ohms at 1 kHz,
THD 0.5 %)
Front: 80 W/ch
Center: (Pro Logic mode)
80 W
Rear: 80 W/ch
Reference power:
(8 ohms 20 Hz – 20 kHz,
less than 0.09 % total
harmonic distortion)
Front: 70 W/ch
Center: (Pro Logic mode)
70 W
Rear: 70 W/ch
RMS power:
(8 ohms at 1 kHz,
THD 10 %)
Front: 100 W/ch
Center: (Pro Logic mode)
100 W
Rear: 100 W/ch
Frequency
PHONO: RIAA
response
equalization curve ±0.5 dB
(STR-SE391)
TV/SAT (TV/LD), CD,
MD/TAPE, VIDEO
5.1 CH/DVD:
10 Hz – 50 kHz ± 1 dB
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
AM-ANT
AM-ANT
GND
R OUT
VIDEO
TV/SAT
R-CH
R-CH
IC MUTE
S1
S2
IC MUTE
S1
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
31
RDS DATA IN
46
RDS CLK IN
TUNED
STEREO
SIGNAL
TUNER-MUTE
D
ATA
CLK
EN2
DATA
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
STR-DE335: US, Canadian,
Australian/STR-SE391
STR-DE335: AEP, E, Malaysia,
Singapore/STR-V323
TV/LD
AUDIO IN
STR-DE335: AEP, E, Malaysia,
Singapore/STR-V323
STR-DE335/SE391/V323
– 13 –
– 14 –
5-2.
BLOCK DIAGRAM – MAIN Section (2/2) –
POWER AMP
IC701 (1/2)
05
D
(Page 10)
•
SIGNAL PATH
: TUNER (FM)
LCH
WOOFER-RLY,
SP-RLY,
SURR-RLY,
REAR-RLY,
PROTECT
WOOFER-RL
Y
SP-RL
Y
SURR-RL
Y
REAR-RL
Y
PROTECT
PRE
DRIVE
DRIVER
CENTER
REAR
TM601
TM701
SPEAKERS FRONT
IMPEDANCE
USE 8 – 16
Ω
L
R
BASS BOOST
FILTER AMP
Q452
BASS BOOST
SWITCH
Q401
FINAL
DRIVER
Q703, 704
OVER LOAD
DETECT
Q720
BIAS
Q701, 702
NF
J253
WOOFER
AUDIO OUT
(Page 10)
G
S701–3–1
PHONES
J741
+VOUT1
–VOUT1
IN1
NF1
–1
–2
5
6
3
2
POWER AMP
IC702 (1/2)
E
(Page 10)
H
(Page 13)
RCH
BASS
BOOST
PRE
DRIVE
DRIVER
BASS BOOST
FILTER AMP
Q402
BASS BOOST
SWITCH
Q451
FINAL
DRIVER
Q753, 754
OVER LOAD
DETECT
Q770
BIAS
Q751, 752
NF
+VOUT1
–VOUT1
IN1
NF1
5
6
3
2
POWER AMP
IC701 (2/2)
B
(Page 10)
S-LCH
PRE
DRIVE
DRIVER
FINAL
DRIVER
Q653, 654
OVER LOAD
DETECT
Q670
BIAS
Q651, 652
NF
+VOUT2
–VOUT2
IN2
NF2
9
8
11
12
POWER AMP
IC501 (1/2)
C
(Page 10)
S-RCH
PRE
DRIVE
DRIVER
FINAL
DRIVER
Q503, 504
OVER LOAD
DETECT
Q520
BIAS
Q501, 502
NF
+VOUT1
–VOUT1
IN1
NF1
5
6
3
2
POWER AMP
IC702 (2/2)
F
(Page 10)
CENTER
PRE
DRIVE
DRIVER
FINAL
DRIVER
Q603, 604
PROTECT
SWITCH
Q721 – 723
WOOFER SELECT
RELAY DRIVE
Q367
OVER LOAD
DETECT
Q620
BIAS
Q601, 602
NF
+VOUT2
–VOUT2
IN2
NF2
9
8
11
12
POWER AMP
IC501 (2/2)
RY301
D721
A
(Page 10)
WOOFER
PRE
DRIVE
DRIVER
NF
+VOUT2
–VOUT2
IN2
NF2
9
8
11
12
SPEAKER PROTECT
RELAY DRIVE
Q610
RY601
SPEAKER PROTECT
RELAY DRIVE
Q510
RY551
–1
–2
–2
SPEAKER PROTECT
RELAY DRIVE
Q710
RY701
–1
D725
D728
D727
D726
D723
D312
D311
D203
+
+
+
+
+
+
S701–4–2
SPEAKERS A
Ø
ON
ø
OFF
ON
OFF
S701–3
SPEAKERS A
Ø
ON
ø
OFF
S701–1–1
SPEAKERS B
Ø
ON
ø
OFF
S701–2
SPEAKERS A
Ø
ON
ø
OFF
ON
OFF
ON
OFF
S701–2–1
ON
OFF
S701–2–2
ON
OFF
OFF
ON
S701–1–2
SPEAKERS B
Ø
ON
ø
OFF
OFF
ON
A
A
R
B
B
S701–3–2
+
–
+
–
+
–
+
–
+
–
+
–
+
–
L
(EXCEPT STR-DE335: AEP)
SPEAKERS FRONT
IMPEDANCE
USE 4 – 16
Ω
(STR-DE335: AEP)
SPEAKERS
IMPEDANCE
USE 8 – 16
Ω
(EXCEPT STR-DE335: AEP)
SPEAKERS
IMPEDANCE
USE 4 – 16
Ω
(STR-DE335: AEP)
STR-DE335/SE391/V323
– 15 –
– 16 –
5-3.
BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
05
B+ SWITCH
Q233
REMOTE CONTROL
RECEIVER
IC203
FLUORESCENT
INDICATOR
TUBE
FL201
VOLTAGE
SELECT SWITCH
S901 (2/2)
POWER ON/OFF
RELAY DRIVE
Q802
BRIDGE
RELAY DRIVE
Q809
–24V
REGULATOR
Q801
RECT
D803
RECT
D802
H
(Page 11)
BASS BOOST
B+ SWITCH
Q237
LED DRIVE
Q242
RECT
D820 – 823
RECT
D810 – 813
+12V
REGULATOR
IC801
+5V
REGULATOR
IC803
RECT
D814, 815
VREF
AC
DET
LATCH
+5.6V
REGULATOR
Q951
RESET SWITCH
Q201, 202
–12V
REGULATOR
IC802
+10V
REGULATOR
IC805
+5V
REGULATOR
IC804
+5V
F1
F2
Q234 – 236
LED DRIVE
Q236
Q235
Q234
D236
D241
D421
Q239
LED3
LED SELECT
S201 – 232, 234 – 245
BRIDGE-RLY
D201, 202
OUTC
VSC
RESET
V+
VSB
+12V
–12V
RELAY B+
+10V
DOLBY SURROUND PRO-LOGIC
CIRCUIT (IC300, 301) B+
+5V
DISPLAY SECTION B+
+5V
FM/AM TUNER PACK,
VIDEO AMP (IC251), RDS DECODER (IC1) B+
FUNCTION SWITCH (IC401),
AUDIO LINE AMP CIRCUIT
POWER AMP
CIRCUIT
–24V
FL DRIVER (IC201) B–
+5V
SYSTEM CONTROLLER
(IC201) B+
RESET SIGNAL GENERATOR,
+5.6V REGULATOR
IC950
B+
B–
–1
–2
TO FL201
F1
F2
T902
POWER
TRANSFORMER
T901
POWER
TRANSFORMER
AC OUTLET
SWITCHED 100W MAX
J911
AC OUTLET
SWITCHED 100W MAX
CNJ903
(STR-DE335: E)
RY901
(STR-SE391)
(STR-DE335: Canadian)
(STR-DE335: E)
A/D-1 – A/D-4
61
LED2
60
LED1
59
BASS BOOST
53
5.1CH LED
51
37
49
44
15
POWER-RLY 23
STOP 47
RESET 17
2
VSA
7
3
8
5
6
RY801
RY851
RY852
VOLTAGE
SELECT SWITCH
S901 (1/2)
VOLTAGE
SELECTOR
(STR-DE335: E)
S901
(STR-DE335: Canadian)
(STR-DE335: US, Canadian, E/STR-SE391)
(EXCEPT STR-DE335: E)
AC IN
J911
J911
AC OUTLET
SWITCHED 120W/1A MAX
AC 120V 60 Hz
J911
CNJ903
STR-DE335: US,
Canadian, E
STR-DE335: AEP, Malaysia,
Singapore, Australian/STR-V323
STR-DE335: US, Canadian/
STR-SE391
STR-DE335: AEP, Malaysia,
Singapore, Australian/STR-V323
EXCEPT STR-DE335: US,
Canadian, E/STR-SE391
SYSTEM CONTROLLER, FL DRIVER
IC201 (2/2)
SYS-POWER
SIRCS
S200
(POWER)
I/
u
D237
REAR
D233
CENTER
D228
BASS BOOST
D236
EFFECT/
DELAY
D234
SET UP
D235
NAME
28 – 25
DIG1 – DIG10
7 – 1, 80 – 78
S1 – S15
77 – 72, 70 – 62
S220, 227: STR-DE335/V323,
S221, 228, 245: STR-SE391,
S231: STR-DE335: AEP
LED DRIVE
Q240
D239
5.1CH/DVD
MUTING LED
50
LED DRIVE
Q241
D240
MUTING
PROLOGIC LED
38
LED DRIVE
Q230
D230
CINEMA
C.STUDIO LED
39
LED DRIVE
Q231
D231
VIRTUAL
HALL LED
40
LED DRIVE
Q232
D232
MUSIC
RDS DECODER:
STR-DE335 AEP model only.
(VIDEO AMP: STR-DE335/V323 only.)
EXCEPT STR-DE335:
Canadian
STR-DE335/SE391/V323
5-7.
SCHEMATIC DIAGRAM – MAIN Board (1/4)/REAR AMP Board –
•
See page 42 for IC Block Diagrams.
– 25 –
– 26 –
The components identified by
mark
!
or dotted line with
mark
!
are critical for safety.
Replace only with part num-
ber specified.
Les composants identifiés par une
marque
!
sont critiques pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
(Page 39)
(Page 39)
(Page 40)
(Page 30)
(Page 27)
(Page
40)
STR-DE335/SE391/V323
5-8.
SCHEMATIC DIAGRAM – MAIN Board (2/4)/SP SW Board –
– 27 –
– 28 –
The components identified by
mark
!
or dotted line with
mark
!
are critical for safety.
Replace only with part num-
ber specified.
Les composants identifiés par une
marque
!
sont critiques pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
(Page 26)
(Page 31)
STR-DE335/SE391/V323
– 29 –
– 30 –
5-9.
SCHEMATIC DIAGRAM – MAIN Board (3/4) –
•
See page 18 for Waveforms.
•
See page 41 for IC Block Diagrams.
(Page 39)
(Page 39)
(Page 35)
(Page 26)
(Page 31)
STR-DE335/SE391/V323
– 31 –
– 32 –
5-10. SCHEMATIC DIAGRAM – MAIN Board (4/4)/SECONDARY Board/STANDBY Board/PRIMARY Board/VOL SEL Board –
•
See page 43 for IC Block Diagram.
The components identified by
mark
!
or dotted line with
mark
!
are critical for safety.
Replace only with part num-
ber specified.
Les composants identifiés par une
marque
!
sont critiques pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
(Page 27)
(Page 30)
STR-DE335/SE391/V323
– 35 –
– 36 –
5-12. SCHEMATIC DIAGRAM – PANEL Section –
•
See page 18 for Waveform.
•
See page 43 for IC Block Diagram.
EXCEPT DE335:
MY,SP,AUS/
V323
(DE335:MY
,SP
,AUS/V323)
(DE335:MY
,SP
,AUS/V323)
EXCEPT DE335:
MY,SP,AUS/
V323
The components identified by
mark
!
or dotted line with
mark
!
are critical for safety.
Replace only with part num-
ber specified.
Les composants identifiés par une
marque
!
sont critiques pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
(Page 29)
(Page 39)
STR-DE335/SE391/V323
– 39 –
– 40 –
5-14. SCHEMATIC DIAGRAM – VOLUME Board/TONE Board/VIDEO Board/PHONO Board –
•
See page 43 for IC Block Diagram.
The components identified by
mark
!
or dotted line with
mark
!
are critical for safety.
Replace only with part num-
ber specified.
Les composants identifiés par une
marque
!
sont critiques pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
(Page 35)
(Page 29)
(Page 25)
(Page 25)
(Page 29)
(Page 25)
(Page 25)