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STR-DE335/SE391/V323
SERVICE MANUAL
US Model
STR-DE335/SE391
Canadian Model AEP Model E Model Australian Model
STR-DE335
Chinese Model
STR-V323
Photo: STR-DE335 US model
SPECIFICATIONS
Audio power specifications (US model) POWER OUTPUT AND TOTAL HARMONIC DISTORTION With 8-ohm load, both channels driven, from 20a) 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 STR-DE335/V323 US, Canadian models: (8 ohms at 1 kHz, THD 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 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 PHONO: RIAA 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
Surround mode and 5.1 CH/DVD mode (Reference)
Frequency response
Continued on next page
FM STEREO/FM-AM RECEIVER
MICROFILM
STR-DE335/SE391/V323 SECTION 5 DIAGRAMS
5-1. BLOCK DIAGRAM MAIN Section (1/2)
RV404 (STR-DE335/V323) J251 5.1 CH/DVD VIDEO TV/SAT VIDEO IN STR-DE335: US, Canadian, Australian MUTE MUTE2 MUTE1 TV/LD VIDEO IN SW2 SW1 STR-DE335: AEP, E, Malaysia, Singapore/STR-V323 J252 (1/2) VIDEO VIDEO IN VIDEO AMP VOUT2 5 VIDEO VIDEO OUT 12 VIN3 VIDEO SELECT SWITCH, VIDEO AMP IC251 J252 (2/2) 1 3 VIN1 VIN2 MUTE VIDEO AMP VOUT1 10 MONITOR VIDEO OUT 5.1 CH/ DVD L FRONT R L REAR R CENTER IC MUTE S1 S2 39 40 41 42 LC-INB LC-INE CR-OT CR-IN L-OUT 25 14 FCC-IN1 J402 (1/2) L R L R R-CH R-CH 25 26 VIDEO COM 23 9 L-IN L-OUT 41 R-OUT 40 R-CH 10 R-IN S-OUT 39 13 S-IN 11 L-IN 12 R-IN R-OUT 24 2 MUTING Q362 2 2 LINE AMP IC404 (2/2) RCH 6 1 MUTING Q361 1 1 21 FCRS-IN 19 FCR-IN 20 FCLS-IN RS-OUT 22 MUTING Q364 WOOFER 1 DOLBY SURROUND PASSIVE DECODER IC301 MUTING Q366 J501 MASTER VOLUME WOOFER
A
(Page 11)
18 FCL-IN LS-OUT 23 MUTING Q363
LINE AMP IC302 (1/2)
S-LCH 4
B
(Page 11) S-RCH
LINE AMP IC502
2
C
(Page 11)
2
13
4
11
DOLBY SURROUND PRO-LOGIC DECODER IC300
RV421 BASS
RV422 TREBLE
RV423 BALANCE LINE AMP IC404 (1/2) LCH 5
OSC
D
(Page 11)
VIDEO AUDIO IN
R-CH TV/SAT
TV/LD AUDIO IN
TV/SAT AUDIO IN
FUNCTION SWITCH IC401
E
(Page 11)
STR-DE335: US, Canadian, Australian/STR-SE391 STR-DE335: AEP, E, Malaysia, Singapore/STR-V323 MD/TAPE IN
R-CH C-OUT 38 LINE AMP IC302 (2/2) MUTING Q365 DATA 46 CLK 47 ENABLE 45 L R-CH R VIDEO AUDIO OUT 3 2 4 DATA CLK ENABLE CENTER 3
F
J401 (1/2) L R L CD IN R R-CH R-CH R-CH TAPE REC J451 PHONO IN (STR-SE391) 28 ANTENNA FM 75 COAXIAL FM/AM TUNER PACK FM-ANT FM-ANT GND L OUT R OUT S.DATA S.CLK S.LAT DO TUNED STEREO SIGNAL T.MUTE R-CH DATA CLK EN1 PLL DATA TUNED STEREO SIGNAL TUNER-MUTE SC OUT R-CH 29 24 MD/TAPE
(Page 11)
R-CH CD COM 27 20 REC COM VIDEO REC 21
J402 (2/2)
48 22 R-CH J401 (2/2) L R
L R
R-CH
R-CH TUNER LEVEL SHIFT SHIFT REGISTER & LATCH CPU INTERFACE S.DATA 14 S.CLK 15 S.LAT 13
(STR-DE335/V323) DATA CLK EN1 IC MUTE S1 S2 DATA CLK EN1 EN2 PLL DATA TUNED STEREO SIGNAL TUNER-MUTE 55 IC.MUTE 58 S1 57 S2 10 9 12 13 11 18 19 24 45 S.DATA S.CLK S.CE (LC7822) S.CE (LV1018) PLL.DATA AUTO-STOP STEREO-IN SIGNAL TUNER-MUTE
FUNC.MUTE
EQ AMP IC402
30
PHONO
R-CH
MD/TAPE REC OUT
CLK EN2
OSC1
DATA
SYSTEM CONTROLLER IC201 (1/2) 54
VOLUME MOTOR DRIVE IC202 UP DOWN MOTOR DRIVE UP DOWN
R-CH
VOL UP 43 VOL DOWN 42
3 2
8 7
M
X1 34 X201 4.19MHz X2 35
AM-ANT AM-ANT GND AM
DET OUT
4
MUX
57 kHz BAND-PASS FILTER RDS DECODER IC1
8
7
CIN
CLOCKED COMPARATOR
CONTANS LOOP VARIABLE & FIXED DIVIDER OSCILLATOR & CLOCK OSCO OSCI
BIPHASE SYMBOL DECODER
DIFFERENTIAL DECODER
RDDA
WOOFER-RLY SP-RLY SURR-RLY REAR-RLY PROTECT 2 31 RDS DATA IN
36 21 22 14 16
WOOFER-RLY SP-RLY SURR-RLY REAR-RLY PROTECT
G
(Page 11)
CLOCK REGENERATION & SYNC RDCL 16 46 RDS CLK IN
13
14 X1 4.332MHz
· SIGNAL PATH : TUNER (FM) : VIDEO
(STR-DE335: AEP) 05
11
12
STR-DE335/SE391/V323
5-2.
BLOCK DIAGRAM MAIN Section (2/2)
POWER AMP IC701 (1/2) LCH IN1 NF1 PRE DRIVE +VOUT1 DRIVER VOUT1
J741 PHONES S7012 SPEAKERS A Ø ON ø OFF S7013 SPEAKERS A Ø ON ø OFF
S70121 OFF ON 2 3 BIAS Q701, 702 FINAL DRIVER Q703, 704 OVER LOAD DETECT Q720 1
TM701
D
(Page 10)
6 5
+
A S70111 SPEAKERS B Ø ON ø OFF OFF ON S70122 OFF ON ON
L
BASS BOOST FILTER AMP Q452
BASS BOOST SWITCH Q401 POWER AMP IC702 (1/2)
NF
+
B
+
OFF S70131
SPEAKERS FRONT IMPEDANCE USE 8 16 (EXCEPT STR-DE335: AEP)
E
(Page 10)
RCH
6 5
IN1 NF1 PRE DRIVE
+VOUT1 DRIVER VOUT1
2 3 BIAS Q751, 752
FINAL DRIVER Q753, 754 OVER LOAD DETECT Q770
2
+
A S70112
SPEAKERS FRONT IMPEDANCE USE 4 16 (STR-DE335: AEP) R
+
RY701
+
ON B
H
(Page 13)
BASS BOOST
BASS BOOST FILTER AMP Q402
BASS BOOST SWITCH Q451
NF SPEAKER PROTECT RELAY DRIVE Q710 POWER AMP IC701 (2/2)
SPEAKERS B Ø ON ø OFF OFF ON
OFF S70132 TM601
B
(Page 10)
S-LCH
8 9
IN2 NF2 PRE DRIVE
+VOUT2 DRIVER VOUT2
12 11 BIAS Q651, 652
FINAL DRIVER Q653, 654 OVER LOAD DETECT Q670
1
+ +
L 2
NF POWER AMP IC501 (1/2)
REAR +VOUT1 2 SPEAKERS IMPEDANCE USE 8 16
C
(Page 10)
S-RCH
6 5
IN1 NF1 PRE DRIVE
DRIVER VOUT1
2 3 BIAS Q501, 502
FINAL DRIVER Q503, 504 OVER LOAD DETECT Q520
+ +
SPEAKER PROTECT RELAY DRIVE Q510 RY551 R
(EXCEPT STR-DE335: AEP)
NF POWER AMP IC702 (2/2) CENTER IN2 NF2 PRE DRIVE +VOUT2 DRIVER VOUT2
SPEAKERS IMPEDANCE USE 4 16 (STR-DE335: AEP)
F
(Page 10)
8 9
12 11 BIAS Q601, 602
FINAL DRIVER Q603, 604 OVER LOAD DETECT Q620
1
+ +
RY601 SPEAKER PROTECT RELAY DRIVE Q610 CENTER
+
NF POWER AMP IC501 (2/2) D721
A
(Page 10)
WOOFER 8 9
IN2 NF2 PRE DRIVE
+VOUT2 DRIVER VOUT2
12 11 J253 WOOFER AUDIO OUT
PROTECT SWITCH Q721 723 D725 D728 D727
S70142 SPEAKERS A Ø ON ø OFF
NF RY301 D203
D726 D723 D312 SP-RLY REAR-RLY SURR-RLY WOOFER SELECT RELAY DRIVE Q367
ON D311 OFF
G
(Page 10) 05
WOOFER-RLY, SP-RLY, SURR-RLY, REAR-RLY, PROTECT
WOOFER-RLY
· SIGNAL PATH : TUNER (FM)
13
PROTECT
14
STR-DE335/SE391/V323
5-3. BLOCK DIAGRAM DISPLAY/POWER SUPPLY Section
SYSTEM CONTROLLER, FL DRIVER IC201 (2/2) S200 I/u (POWER) 44 SYS-POWER F1 S201 232, 234 245 F2 +5V DISPLAY SECTION B+ RELAY B+ +5V REGULATOR IC804 +10V REGULATOR IC805 STR-DE335: AEP, Malaysia, Singapore, Australian/STR-V323 +5V REGULATOR IC803 +12V REGULATOR IC801 12V REGULATOR IC802 (STR-DE335: Canadian) T901 POWER TRANSFORMER RECT D820 823 CNJ903 AC OUTLET SWITCHED 100W MAX
A/D-1 A/D-4
DIG1 DIG10
7 1, 80 78
28 25
+10V DOLBY SURROUND PRO-LOGIC CIRCUIT (IC300, 301) B+ +5V FM/AM TUNER PACK, VIDEO AMP (IC251), RDS DECODER (IC1) B+ RDS DECODER: STR-DE335 AEP model only. (VIDEO AMP: STR-DE335/V323 only.) FUNCTION SWITCH (IC401), AUDIO LINE AMP CIRCUIT 12V +12V
S220, 227: STR-DE335/V323, S221, 228, 245: STR-SE391, S231: STR-DE335: AEP
FLUORESCENT INDICATOR TUBE FL201
REMOTE CONTROL RECEIVER IC203
77 72, 70 62
S1 S15
49 SIRCS
(STR-DE335: E) J911 AC OUTLET SWITCHED 100W MAX
+5V D237 REAR D235 NAME B+ SWITCH Q233 Q239 D236 EFFECT/ DELAY B+ SWITCH Q237 D233 CENTER 37 LED SELECT D236 D234 SET UP POWER AMP CIRCUIT RECT D802 RY801 Q236 Q235 Q234 61 LED3 24V FL DRIVER (IC201) B 24V REGULATOR Q801 EXCEPT STR-DE335: US, Canadian, E/STR-SE391 B+ RECT D803 (STR-DE335: US, Canadian, E/STR-SE391) EXCEPT STR-DE335: Canadian 1
STR-DE335: US, Canadian/ STR-SE391 J911 AC OUTLET SWITCHED 120W/1A MAX AC 120V 60 Hz
STR-DE335: AEP, Malaysia, Singapore, Australian/STR-V323 2 B
CNJ903
Q234 236 LED DRIVE
60 LED2 59 LED1
BRIDGE-RLY 15
BRIDGE RELAY DRIVE Q809
RY851 (STR-DE335: E) RY852 VOLTAGE SELECT SWITCH S901 (1/2)
STR-DE335: US, Canadian, E J911
D228 BASS BOOST
LED DRIVE Q242 D241
(STR-DE335: Canadian) F1 TO FL201 F2 S901 VOLTAGE SELECTOR
(STR-SE391) J911
H
(Page 11)
BASS BOOST D421
53 BASS BOOST
D240 MUTING
LED DRIVE Q241
50 MUTING LED
POWER-RLY 23
POWER ON/OFF RELAY DRIVE Q802
RY901
(EXCEPT STR-DE335: E) D230 CINEMA LED DRIVE Q230 T902 POWER TRANSFORMER +5V SYSTEM CONTROLLER (IC201) B+ D201, 202 +5.6V REGULATOR Q951
38 PROLOGIC LED
(STR-DE335: E) VOLTAGE SELECT SWITCH S901 (2/2) AC IN
D231 VIRTUAL
LED DRIVE Q231
39 C.STUDIO LED
RESET SIGNAL GENERATOR, +5.6V REGULATOR IC950
RECT D810 813
5 V+
D232 MUSIC
LED DRIVE Q232
40 HALL LED
RESET 17
RESET SWITCH Q201, 202
3 2
OUTC VSC RESET
VREF
STOP 47 D239 5.1CH/DVD 05 LED DRIVE Q240 51 5.1CH LED
8
VSB LATCH AC DET
6
RECT D814, 815
7
VSA
15
16
STR-DE335/SE391/V323
5-7. SCHEMATIC DIAGRAM MAIN Board (1/4)/REAR AMP Board · See page 42 for IC Block Diagrams.
(Page 39) (Page 39)
(Page 40)
(Page 27)
(Page 40)
The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.
Les composants identifiés par une marque ! sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié.
(Page 30)
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26
STR-DE335/SE391/V323
5-8. SCHEMATIC DIAGRAM MAIN Board (2/4)/SP SW Board
(Page 26)
(Page 31)
The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.
Les composants identifiés par une marque ! sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié.
27
28
STR-DE335/SE391/V323
5-9. SCHEMATIC DIAGRAM MAIN Board (3/4) · See page 18 for Waveforms. · See page 41 for IC Block Diagrams.
(Page 26)
(Page 39)
(Page 31)
(Page 39)
(Page 35)
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30
STR-DE335/SE391/V323
5-10. SCHEMATIC DIAGRAM MAIN Board (4/4)/SECONDARY Board/STANDBY Board/PRIMARY Board/VOL SEL Board · See page 43 for IC Block Diagram.
(Page 27)
(Page 30)
The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.
Les composants identifiés par une marque ! sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié.
31
32
STR-DE335/SE391/V323
5-12. SCHEMATIC DIAGRAM PANEL Section · See page 18 for Waveform. · See page 43 for IC Block Diagram.
EXCEPT DE335: MY,SP,AUS/ V323
(Page 29)
EXCEPT DE335: MY,SP,AUS/ V323
(Page 39)
(DE335:MY,SP,AUS/V323)
(DE335:MY,SP,AUS/V323)
The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.
Les composants identifiés par une marque ! sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié.
35
36
STR-DE335/SE391/V323
5-14. SCHEMATIC DIAGRAM VOLUME Board/TONE Board/VIDEO Board/PHONO Board · See page 43 for IC Block Diagram.
(Page 35)
(Page 25)
(Page 25)
(Page 25)
(Page 29)
(Page 29) (Page 25)
The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.
Les composants identifiés par une marque ! sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié.
39
40