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US Model
Canadian Model
STR-DA4ES/DA7ES
AEP Model
E Model
STR-VA333ES
SPECIFICATIONS
Photo: STR-VA333ES
This receiver incorporates Dolby* Digital and Pro Logic Surround
and the DTS** Digital Surround System.
* Manufactured under license from Dolby Laboratories.
"Dolby", "Pro Logic" and the double-D symbol are trademarks of
Dolby Laboratories.
** "DTS", "DTS-ES Extended Surround" and "Neo: 6" are
trademarks of Digital Theater Systems, Inc.
STR-DA4ES/DA7ES
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
With 8 ohm loads, both channels driven, from
20 ­ 20,000 Hz; rated DA4ES: 110, DA7ES: 120
watts per channel minimum RMS power, with no
more than 0.05 % total harmonic distortion from
250 milliwatts to rated output.
AMPLIFIER SECTION
POWER OUTPUT
Rated Power Output at Stereo Mode
(8 ohms 20 Hz ­ 20 kHz, THD 0.05 %)
STR-DA7ES:
120 W + 120 W
STR-DA4ES:
110 W + 110 W
(4 ohms 20 Hz ­ 20 kHz, THD 0.09 %)
STR-DA7ES:
100 W + 100 W
STR-DA4ES:
90 W + 90 W
Reference Power Output
(8 ohms 20 Hz ­ 20 kHz, THD 0.05 %)
STR-DA7ES:
FRONT 1) : 120 W + 120 W
CENTER 1) : 120 W
SURR 1) : 120 W + 120 W
SURR BACK 1) : 120 W + 120 W
STR-DA4ES:
FRONT 1) : 110 W + 110 W
CENTER 1) : 110 W
SURR 1) : 110 W + 110 W
SURR BACK 1) : 110 W + 110 W
(4 ohms 20 Hz ­ 20 kHz, THD 0.09 %)
STR-DA7ES:
FRONT 1) : 100 W + 100 W
CENTER 1) : 100 W
SURR 1) : 100 W + 100 W
SURR BACK 1) : 100 W + 100 W
STR-DA4ES:
FRONT 1) : 90 W + 90 W
CENTER 1) : 90 W
SURR 1) : 90 W + 90 W
SURR BACK 1) : 90 W + 90 W
1) Depending on the sound field settings and the
source, there may be no sound output.
STR-DA4ES/DA7ES/VA333ES
Ver 1.0 2002. 07
SERVICE MANUAL
­ Continued on next page ­
Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
9-874-082-01
2002G0400-1
© 2002. 07
FM STEREO FM-AM RECEIVER


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2
STR-DA4ES/DA7ES/VA333ES
Frequency response
PHONO
RIAA equalization curve
±0.5 dB
CD/SACD, TAPE,
10 Hz ­ 100 kHz
MD/DAT, TV/SAT,
+0.5/­2 dB (with sound
DVD/LD, VIDEO 1, 2,
field, equalizer, and bass
3
boost bypassed)
Inputs (Analog)
PHONO
Sensitivity: 2.5 mV
Impedance: 50 kilohms
S/N 2) : 86 dB (A, 2.5 mV 3) )
MULTI CHANNEL
Sensitivity: 150 mV
IN 1, 2, CD/SACD,
Impedance: 50 kilohms
TAPE, MD/DAT,
S/N 2) : 100 dB
DVD/LD, TV/SAT,
(A, 150 mV 3) )
VIDEO 1, 2, 3
2) INPUT SHORT.
3) Weighted network, input level.
Inputs (Digital)
CD/SACD, DVD/LD
Sensitivity: ­
(Coaxial)
Impedance: 75 ohms
S/N: 100 dB
(A, 20 kHz LPF)
CD/SACD, DVD/LD,
Sensitivity: ­
TV/SAT,
Impedance: ­
MD/DAT (Optical)
S/N: 100 dB
(A, 20 kHz LPF)
Outputs
TAPE, MD/DAT
Voltage: 150 mV
(REC OUT), VIDEO
Impedance: 10 kilohms
1, 2 (AUDIO OUT)
FRONT L/R,
Voltage: 2 V
CENTER,
Impedance: 1 kilohms
SURROUND L/R,
SURROUND BACK L/R,
SUB WOOFER
EQ
BASS:
99 Hz~1.0 kHz
(21 steps)
MID (FRONT L/R, CENTER only):
198 Hz~10 kHz
(36 steps)
TREBLE:
1.0 kHz~10 kHz
(23 steps)
Gain levels:
±10 dB, 0.5 dB step
FM TUNER SECTION
Tuning range
87.5 - 108.0 MHz
Antenna terminals
75 ohms, unbalanced
Sensitivity
Mono:
18.3 dBf, 2.2 µV/75 ohms
Stereo:
38.3 dBf, 22.5 µV/75 ohms
Usable sensitivity
11.2 dBf, 1 µV/75 ohms
S/N
Mono:
76 dB
Stereo:
70 dB
Harmonic distortion at 1 kHz
Mono:
0.3%
Stereo:
0.5%
Separation
45 dB at 1 kHz
Frequency response
30 Hz ­ 15 kHz,
+0.5/­2 dB
Selectivity
60 dB at 400 kHz
AM TUNER SECTION
Tuning range
With 10-kHz tuning scale:
530 ­ 1710 kHz 4)
With 9-kHz tuning scale:
531 ­ 1710 kHz 4)
Antenna
Loop antenna
Usable sensitivity
50 dB/m (at 1,000 kHz or
999 kHz)
S/N
54 dB (at 50 mV/m)
Harmonic distortion
0.5 % (50 mV/m,
400 kHz)
Selectivity
At 9 kHz:
35 dB
At 10 kHz:
40 dB
4) You can change the AM tuning scale to 9 kHz or 10 kHz. After
tuning in any AM station, turn off the receiver. Hold down
TUNING + and press ?/1 . All preset stations will be erased
when you change the tuning scale. To reset the scale to
10 kHz (or 9 kHz), repeat the procedure.
VIDEO SECTION
Inputs/Output
Video:
1 Vp-p, 75 ohms
S-video:
Y: 1 Vp-p, 75 ohms
C: 0.286 Vp-p, 75 ohms
COMPONENT VIDEO:
Y: 1 Vp-p, 75 ohms
B-Y: 0.7 Vp-p, 75 ohms
R-Y: 0.7 Vp-p, 75 ohms


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STR-DA4ES/DA7ES/VA333ES
REMOTE CONTROL RM-US105A
(STR-DA7ES only)
Remote control system
Infrared control
Power requirements
3 V DC with two R6
(size-AA) batteries
Dimensions
210
× 45 × 25 mm
Mass (approx.)
95 g excluding batteries
GENERAL
Power requirements
120 V AC, 60 Hz
Power consumption
Models of area code U
STR-DA7ES:
450 W
STR-DA4ES:
420 W
Models of area code CA
STR-DA7ES:
490 VA
STR-DA4ES:
470 VA
Power consumption (during standby mode)
1 W
AC outlets
2 switched, 120 W/1A
Dimensions
430
× 174 × 465 mm
including projecting parts
and controls
Mass (Approx.)
STR-DA7ES:
21.0 kg
STR-DA4ES:
21.0 kg
Supplied accessories
FM wire antenna (1)
AM loop antenna (1)
Audio/video/control S cord (1)
Control S cord (mini jack) (1)
STR-DA7ES only;
Remote commander RM-TP1 (1)
Base unit RMB-TP1 (1 for RM-TP1)
AC adapter (1 for RM-TP1)
Remote commander RM-US105A (1)
R6 (size-AA) batteries (2)
STR-DA4ES only;
Remote commander RM-LP211 (1)
LR6 (size-AA) batteries (3)
Design and specifications are subject to change
without notice.
STR-VA333ES
AMPLIFIER SECTION
Models of area code TW:
Power Output
(8 ohms 20 Hz ­ 20 kHz, THD 0.05 %)
100 W + 100 W
(4 ohms 20 Hz ­ 20 kHz, THD 0.09 %)
90 W + 90 W
Reference Power Output
(8 ohms 20 Hz ­ 20 kHz, THD 0.05 %)
FRONT1): 100 W + 100 W
CENTER1): 100 W
SURR1): 100 W + 100 W
SURR BACK1): 100 W + 100 W
(4 ohms 20 Hz ­ 20 kHz, THD 0.09 %)
FRONT1): 90 W + 90 W
CENTER1): 90 W
SURR1): 90 W + 90 W
SURR BACK1): 90 W + 90 W
1) Depending on the sound field settings and the
source, there may be no sound output.
Models of area code CEL, KR:
Power Output
(8 ohms 1 kHz, THD 0.7 %)
100 W + 100 W2)
90 W + 90 W3)
(4 ohms 1 kHz, THD 0.7 %)
90 W + 90 W2)
80 W + 80 W3)
Reference Power Output
(8 ohms 1 kHz, THD 0.7 %)
FRONT4): 100 W + 100 W
CENTER4): 100 W
SURR4): 100 W + 100 W
SURR BACK4): 100 W + 100 W
(4 ohms 1 kHz, THD 0.7 %)
FRONT4): 90 W + 90 W
CENTER4): 90 W
SURR4): 90 W + 90 W
SURR BACK4): 90 W + 90 W
(8 ohms 20 Hz ­ 20 kHz, THD 0.05 %)
FRONT4): 90 W + 90 W
CENTER4): 90 W
SURR4): 90 W + 90 W
SURR BACK4): 90 W + 90 W
(4 ohms 20 Hz ­ 20 kHz, THD 0.05 %)
FRONT4): 80 W + 80 W
CENTER4): 80 W
SURR4): 80 W + 80 W
SURR BACK4): 80 W + 80 W
2) Measured under the following conditions:
Models of area code CEL: 230 V AC, 50 Hz
3) Measured under the following conditions:
Models of area code KR: 220 V AC, 60 Hz
4) Depending on the sound field settings and the
source, there may be no sound output.


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4
STR-DA4ES/DA7ES/VA333ES
Frequency response
PHONO
RIAA equalization curve
±0.5 dB
CD/SACD, TAPE,
10 Hz ­ 100 kHz
MD/DAT, TV/SAT,
+0.5/­2 dB (with sound
DVD/LD, VIDEO 1, 2,
field, equalizer, and bass
3
boost bypassed)
Inputs (Analog)
PHONO
Sensitivity: 2.5 mV
Impedance: 50 kilohms
S/N5): 86 dB (A, 2.5 mV6))
MULTI CHANNEL
Sensitivity: 150 mV
IN 1, 2, CD/SACD,
Impedance: 50 kilohms
TAPE, MD/DAT,
S/N5): 100 dB
DVD/LD, TV/SAT,
(A, 150 mV6))
VIDEO 1, 2, 3
5) INPUT SHORT.
6) Weighted network, input level.
Inputs (Digital)
CD/SACD, DVD/LD
Sensitivity: ­
(Coaxial)
Impedance: 75 ohms
S/N: 100 dB
(A, 20 kHz LPF)
CD/SACD, DVD/LD,
Sensitivity: ­
TV/SAT,
Impedance: ­
MD/DAT (Optical)
S/N: 100 dB
(A, 20 kHz LPF)
Outputs
TAPE, MD/DAT
Voltage: 150 mV
(REC OUT), VIDEO
Impedance: 10 kilohms
1, 2 (AUDIO OUT)
FRONT L/R,
Voltage: 2 V
CENTER,
Impedance: 1 kilohms
SURROUND L/R,
SURROUND BACK L/R,
SUB WOOFER
EQ
BASS:
99 Hz~1.0 kHz
(21 steps)
MID (FRONT L/R, CENTER only):
198 Hz~10 kHz
(36 steps)
TREBLE:
1.0 kHz~10 kHz
(23 steps)
Gain levels:
±10 dB, 0.5 dB step
FM TUNER SECTION
Tuning range
87.5 ­ 108.0 MHz
Antenna terminals
75 ohms, unbalanced
Sensitivity
Mono:
18.3 dBf, 2.2 µV/75 ohms
Stereo:
38.3 dBf, 22.5 µV/75 ohms
Usable sensitivity
11.2 dBf, 1 µV/75 ohms
S/N
Mono:
76 dB
Stereo:
70 dB
Harmonic distortion at 1 kHz
Mono:
0.3%
Stereo:
0.5%
Separation
45 dB at 1 kHz
Frequency response
30 Hz ­ 15 kHz,
+0.5/­2 dB
Selectivity
60 dB at 400 kHz
AM TUNER SECTION
Tuning range
531 ­ 1602 kHz
Antenna
Loop antenna
Usable sensitivity
50 dB/m (at 999 kHz)
S/N
54 dB (at 50 mV/m)
Harmonic distortion
0.5 % (50 mV/m,
400 Hz)
Selectivity
35 dB
VIDEO SECTION
Inputs/Outputs
Video:
1 Vp-p, 75 ohms
S-video:
Y: 1 Vp-p, 75 ohms
C: 0.286 Vp-p, 75 ohms
COMPONENT VIDEO:
Y: 1 Vp-p, 75 ohms
B-Y: 0.7 Vp-p, 75 ohms
R-Y: 0.7 Vp-p, 75 ohms


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5
STR-DA4ES/DA7ES/VA333ES
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH
MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
ATTENTION AU COMPOSANT AYANT RAPPORT
À LA SÉCURITÉ!
LES COMPOSANTS IDENTIFÉS PAR UNE MARQUE 0 SUR LES
DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT
CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE
REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY
DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU
DANS LES SUPPÉMENTS PUBLIÉS PAR SONY.
MODEL IDENTIFICATION
­ BACK PANEL ­
MODEL
PARTS No.
DA7ES: US model
4-240-816-0s
DA7ES: CND model
4-240-816-1s
DA4ES: US model
4-240-816-2s
DA4ES: CND model
VA333ES: AEP model
4-240-816-4s
VA333ES: KR model
4-240-816-5s
VA333ES: TW model
4-240-816-6s
PART NO.
·Abbreviation
CND : Canadian model
KR
: Korea model
TW
: Taiwan model
AREA CODE
Fig. 1
4-240-816-3s
About area codes
The area code of the receiver you purchased is
shown on the lower portion of the rear panel (see
the illustration below).
Any differences in operation, according to the
area code, are clearly indicated in the text, for
example, "Models of area code AA only".
Area code
4-XXX-XXX-XX AA
AC OUTLET
L
R
+
­
SURROUND
SURR
BACK
R
CENTER
SURR BACK
L
R
SURROUND
CENTER
SURR BACK
SURR
BACK
L
SPEAKERS
IMPEDANCE SELECTOR
4
8
GENERAL
Power requirements
Area code
Power requirements
CEL
230 V AC, 50/60 Hz
TW
110 V AC, 60 Hz
KR
220 V AC, 60 Hz
Power consumption
Area code
Power consumption
CEL, KR
390 W
TW
400 W (max. 1,000 W)
Power consumption (during standby mode)
1 W
AC outlets
Area code
AC outlets
CEL
1 switched, 100 W
TW
2 switched, 100 W
Dimensions
430
× 175 × 465 mm
including projecting parts
and controls
Mass (Approx.)
21.0 kg
Supplied accessories
FM wire antenna (1)
AM loop antenna (1)
Remote commander RM-LP211 (1)
LR6 (size-AA) batteries (3)
Design and specifications are subject to change
without notice.