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ta-s9d
Service manual
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Service Manual
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Sony TAS-9-D Service manual

TA-S9D
SERVICE MANUAL
TA-S9D is the Amplifier section in MHC-S9D.
SPECIFICATIONS
Amplifier section
European model: Front Speaker:
DIN power output (rated) 95 + 95 watts Continuous RMS power output (reference)
Music power output (reference)
Center Speaker:
DIN power output (rated) 30 watts Continuous RMS power output (reference)
Music power output (reference)
Rear Speaker:
DIN power output (rated) 30 + 30 watts Continuous RMS power output (reference)
Music power output (reference)
Other models:
The following measured at AC 120, 220, 240 V, 50/60 Hz
Front Speaker:
DIN power output (rated) 95 + 95 watts
(6 ohms at 1 kHz, DIN) 120 + 120 watts
(6 ohms at 1 kHz, 10% THD)
200 + 200 watts (6 ohms at 1 kHz, 10% THD)
(8 ohms at 1 kHz, DIN) 40 watts
(8 ohms at 1 kHz, 10% THD)
75 watts (8 ohms at 1 kHz, 10% THD)
(8 ohms at 1 kHz, DIN) 40 + 40 watts
(8 ohms at 1 kHz, 10% THD)
75 + 75 watts (8 ohms at 1 kHz, 10% THD)
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
Center Speaker:
DIN power output (rated) 30 watts Continuous RMS power output (reference)
Rear Speaker:
DIN power output (rated) 30 + 30 watts Continuous RMS power output (reference)
Inputs VIDEO (AUDIO) IN: voltage 250 mV, (phono jacks) impedance 47 kilohms MD IN: voltage 450 mV, (phono jacks) impedance 47 kilohms OPTICAL IN: (Square optical connector jacks, rear panel) MIC: sensitivity 1 mV, (Except for North impedance 10 kilohms American and European models) (phone jack)
Outputs MD OUT: voltage 250 mV (phono jacks) impedance 1 kilohms VIDEO OUT: max. output level (phono jack) 1 Vp-p, unbalanced,Sync
S-VIDEO OUT: Y: 1 Vp-p, unbalanced, (4-pin/mini-DIN jack) Sync negative,
120 + 120 watts (6 ohms at 1 kHz, 10% THD)
(8 ohms at 1 kHz, DIN) 40 watts
(8 ohms at 1 kHz, 10% THD)
(8 ohms at 1 kHz, DIN) 40 + 40 watts
(8 ohms at 1 kHz, 10% THD)
negative, load impedance 75 ohms
C: 0.286Vp-p, load impedance 75 ohms
AEP Model
UK Model
E Model
Australian Model
PHONES: accepts headphones of (stereo mini jack) 8 ohms or more FRONT SPEAKER: accepts impedance of 6 to
REAR SPEAKER: accepts impedance of 8 to CENTER SPEAKER: accepts impedance of 8 to SUB WOOFER OUT: Voltage 1 V,
General
Power requirements European model: 230 V AC, 50/60 Hz Australian model: 230 – 240 V AC,
Mexican model: 120 V AC, 60 Hz Korean model: 220 V AC, 60 Hz Thailand model: 220 V AC, 50/60 Hz Other models: 120 V, 220 V or
Power consumption European model: 300 watts
Other models: 300 watts Dimensions (w/h/d) Mass Design and specifications are subject to change
without notice.
16 ohms 16 ohms 16 ohms impedance 1 kilohms
50/60 Hz
230 – 240 V AC, 50/60 Hz Adjustable with voltage selector
0.6 watts (at the Power Saving Mode)
Approx. 280 x 128 x 350 mm Approx. 7.7 kg
9-873-282-01 Sony Corporation
2001I0500-1 Home Audio Company C 2001.9 Shinagawa Tec Service Manual Production Group
A/V AMPLIFIER
TA-S9D

TABLE OF CONTENTS

1. SERVICING NOTES............................................... 3
2. GENERAL ................................................................... 4
3. DISASSEMBLY
3-1. Disassembly Flow ........................................................... 5
3-2. Case ................................................................................. 6
3-3. Front Panel Section ......................................................... 6
3-4. Back Panel (DVD) Section ............................................. 7
3-5. FRONT AMP Board ....................................................... 7
4. TEST MODE.............................................................. 8
5. DIAGRAMS
5-1. Note for Printed Wiring Boards
and Schematic Diagrams ................................................ 10
5-2. Printed Wiring Boards – FRONT AMP Section – ........ 11
5-3. Schematic Diagram – FRONT AMP Section (1/2) – .... 12
5-4. Schematic Diagram – FRONT AMP Section (2/2) – .... 13
5-5. IC Pin Function Description ........................................... 14
5-6. Printed Wiring Board
– SURROUND AMP Section – ...................................... 14
5-7. Schematic Diagram
– SURROUND AMP Section – ...................................... 15
5-8. Printed Wiring Boards – CONTROL Section – ............ 16
5-9. Schematic Diagram – CONTROL Section –................. 17
5-10. Printed Wiring Boards – POWER Section – ................. 18
5-11. Schematic Diag ram – POWER Section – ..................... 19
6. EXPLODED VIEWS
6-1. Case Section .................................................................... 20
6-2. Front Panel Section ......................................................... 20
6-3. Chassis Section ............................................................... 21
7. ELECTRICAL PARTS LIST ............................... 22
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 MANU AL OR IN SUPPLEMENTS PUB­LISHED BY SONY.
2
SECTION 1

SERVICING NOTES

TA-S9D
This set is a component of the MHC-S9D. The MHC-S9D system configuration is as shown below, and there­fore it does not operate normally unless all four components are connected. In performing the repair, connect all components with the system cables. Note: The precaution to the users is described on the label stuck on the back panel (DVD/video CD/CD player) and in the trouble­shooting section in the Operation Manual.
System Configuration:
AC IN
TA
POWER SUPPLY
ST
MASTER & GRAPHIC µcon
DISPLAY
MODEL IDENTIFICATION
– Back Panel –
PART No.
Model PART No.
AEP, UK models 4-232-348-0 Singapore model 4-232-348-4 Saudi Arabia model 4-232-348-5 Australian model 4-232-348-6 Thai model 4-232-348-7 E model 4-232-348-8 Mexican model 4-232-348-9 Korean model 4-233-563-0
[]
[]
[]
[]
[]
[]
[]
[]
DVP
HTC & MB µcon
POWER BLOCK
TC
TC µcon
Turn over the FRONT AMP board with Heat Sink, SURROUND AMP board and RELAY board connected.
FRONT AMP board (CN104)
Connect jig (extension cable J-2501-019-A (except AEP, UK models), J-2501-087-A (AEP, UK models) to the FRONT AMP board (CN104) and PANEL board (CN700).
FRONT AMP BOARD SERVICE POSITION
In checking the FRONT AMP board, prepare jig (extension cable J-2501-019-A: 1.25 mm Pitch, 25 core, Length 300 mm) (except AEP, UK models) (extension cable J-2501-087-A: 1.25 mm Pitch, 23 core, Length 300 mm) (AEP, UK models) (Fig A)
Remove the back panel (AV) section.
PANEL board (CN700)
Remove the fan motor connector lead wire.
(Fig A)
3
TA-S9D
Parts Identification
The items are arranged in alphabetical order. Refer to the pages indicated in parentheses ( ) for details.
SECTION 2

GENERAL

This section is extracted from instruction manual.
A/V amplifier
1
A
B C
O
P
p
o
qj
qh
CINEMA STUDIO A–C 3 (49) DIGITAL 7 (57, 63) DVD MENU qf (27) ENTER/O/o/P/p 2 EQ qa (52) EQ ON/OFF qs (13, 53) FILE SELECT q; (26, 48, 49,
53)
FUNCTION 6 (12, 13, 25, 27,
28, 36, 45, 46, 55, 57, 62)
MIC jack (Except for European
model) 9 (54)
MIC LEVEL (Except for European
model) 8 (54)
MULTI CHANNEL DECODING
indicator 4 (50) PHONES jack qj SET UP qd (14, 16, 51, 53, 54) SUR qh (51) TITLE qg (27) VOLUME 5
@/1 (power) 1 (12, 13, 63)
123 4 5
rl
43 5 62
7
rk rh rf
rj rg
rd rs ra
r;
el
ek
ej
eh
eg ef
ed
89q;qaqsqdqfqg
ea wl
es e;
wk
O
V
Bb
v
nN
Mm>.
TtCc
6 7
8 9 q; qa
qs
qd qf
x
X
qh qk w; ws wf
qg qj
ql wa wd
wg
wh wj
ANGLE es (37) AUDIO ws (34) CLEAR qs (22, 29, 30, 36) CLOCK/TIMER SELECT 3
(47, 56)
CLOCK/TIMER SET 2 (17, 47,
56) DBFB ra (48) D.SKIP 9 (26) DIGITAL rf (57) DISPLAY rj (17, 31, 32, 43, 54) DVD DISPLAY wd (18, 19, 30,
32–34, 36–40) DVD MENU wa (27) DVD SET UP ql (18, 19, 24, 39) ENTER wj EQ ea (52) EQ ON/OFF wl (53) FILE SELECT +/– wh (48, 49,
53)
FUNCTION rd (18, 25, 27, 28,
36, 45, 46, 55, 57) GROOVE rs (48) KARAOKE PON (Except for
European model) el (54)
MD rh (57) Numeric buttons 8 (28, 30) PLAY MODE qa (25, 28, 29, 46) REPEAT q; (30) RETURN O qd (27, 39, 40) SELECT DVD N eh (20, 25,
27, 29, 30) SET UP wf (14, 16, 51, 53, 54) SLEEP 1 (55) SLOW t/T qk (26) SPECTRUM ANALYZER rk
(54) STEP c/C ef (26) SUBTITLE ed (37) SUR e; (51) TAPE A nN ek (44) TAPE B nN qf (44, 45) TITLE w; (27) TUNER/BAND ej (42) TV @/1 4 (13) TV CH +/– 7 (13) TV/VIDEO rl (13) TV VOL +/– 6 (13) VIDEO rg (57) VOL +/– wg
BUTTON DESCRIPTIONS
@/1 (power) 5 X (pause) qj x (stop) qg m/M (rewind/fast forward),
TUNING –/+ qh ./> (go back/go forward), PRESET –/+, PREV/NEXT O/o/P/p wk >10 r;
eg
4
• This set can be disassembled in the order shown below.

3-1. DISASSEMBLY FLOW

Note 1: The process described in can be performed in any order. Note 2: Without completing the process described in , the next process can not be performed.
SET
3-2. CASE
(Page 6)
TA-S9D
SECTION 3

DISASSEMBLY

3-3. FRONT PANEL SECTION
(Page 6)
3-5. FRONT AMP BOARD
(Page 7)
3-4. BACK PANEL (DVD) SECTION
(Page 7)
5
TA-S9D
)
)
Note: Follow the disassembly procedure in the numerical order given.

3-2. CASE

4
Remove the case in the direction of arrow
2
two screws (case 3 TP2)
3
A
1
three screws
.
A
(BVTT3
3
×
6)
3-3. FRONT PANEL SECTION
2
screw (BVTP3
5
×
8)
two claws
3
lug
2
3
screw (BVTP3
lug
2
two screws (case 3 TP2
1
wire (flat type) (23 core) (AEP, UK models) wire (flat type) (25 core) (except AEP, UK models) (CN104)
×
8)
6

front panel section

6
4
three screws (BVTP3
3
lug
5
claw
2
5
two claws
×
8)
screw (BVTP3
×
8
3-4. BACK PANEL (DVD) SECTION
)
d
7
three connectors (CN901, 902, 903)
8

back panel (DVD) section

6
5
1
screw (BVTP3 × 8)
three screws (BVTP3
×
8)
6
connector (CN105)
5
four screws (BVTP3
×
8)
1
screw (BVTP3 × 8)
5
four screws (BVTP3 × 8
TA-S9D

3-5. FRONT AMP BOARD

3
bracket (PWB)
2
screw (BVTP3
4
RELAY board
2
lug
×
8)
4
5
6
screw (BVTP3
lug
×
8)
two screws (BVTT3
3
two connectors (CN106, 113)
×
8)
7
PC board holder
1
three connector (CN913, 914, 915)
7
PC board holder
8
Remove the FRONT AMP boar in the direction of the arrow.
7
TA-S9D
SECTION 4

TEST MODE

Note: Use following buttons in the test mode.
no mark: Button of amplifier unit (TA-S9D) *1 : Button of tuner unit (ST-S9) *2 : Button of DVD/video CD/CD player unit (DVP-S9)
[MC Test Mode]
Enter the MC Test Mode
1. Press the I/1 button to turn the power on.
2. While pressing the both [STEREO/MONO] *1 and [CINEMA
STUDIO C] buttons, press the [CINEMA STUDIO A] button.
3. “GROOVE” indication blinks on the fluorescent indicator tube in the midst of MC test mode.
4. This mode has two modes (mode 1/mode 2).
5. To change the modes, press three buttons in the same manner as entering this mode (step 2). Each time the step 2 operation is repeated, it changes modes alternately.
6. To distinguish the mode, turn the [VOLUME] knob clockwise or counterclockwise. Then display is shown as follows.
Mode 1: only “MIN” or “MAX” Mode 2: “MIN”, “1 to 30” or “MAX”
AMP Test Mode
In the AMP test mode, it operates as follows.
• [VOLUME] knob is turned, it changes display as follows.
Counterclockwise : VOLUME MIN Clockwise : VOLUME MAX
• [FILE SELECT] knob is turned, it changes speaker output mode
as follows.
Display of each mode:
Mode No. Display
1 L: L R: R 2 L: SL R: SR 3 L: LSLC R: RSRW 4 L: LSLC R: RSRW 5 L: C R: W
Details of each mode:
Mode 1 : L-CH: front L-CH
R-CH: front R-CH
Mode 2 : L-CH: rear L-CH
R-CH: rear R-CH
Mode 3 : L-CH: front L-CH, rear L-CH, center
R-CH: front R-CH, rear R-CH, sub woofer (no LFE, “EQ” indication does not light up on the fluorescent indicator tube of tuner unit) Mode 4 : L-CH: front L-CH, rear L-CH, center
R-CH: front R-CH, rear R-CH, sub woofer (LFE on, “EQ” indication lights up on the fluorescent indica­tor tube of tuner unit) Mode 5 : L-CH: center
R-CH: sub woofer
[GC Test Mode]
Enter the GC Test Mode
Procedure 1:
1. Press the I/1 button to turn the power on.
2. While pressing the both [STEREO/MONO] *1 and [CINEMA
STUDIO C] buttons, press the [CLOCK/TIMER] *
3. LEDs and fluorescent indicator tube are all turned on of all units.
Procedure 2:
1. Press the I/1 button to turn the power on.
2. While pressing the both [PLAY MODE] *2 and x *2 buttons, press the Z (DISC 1) *2 button.
3. LEDs and fluorescent indicator tube are all turned on of all units.
Version Display Mode
Procedure:
1. Enter the GC test mode.
2. Each time the [TUNER MEMORY] *1 or [DISC 1] *2 button is pressed, microcomputer or mechanism deck version is dis­played of each unit.
3. Press the [TUNING +] *1 or [DISC 3] *2 button to detail is displayed the version.
Key Check Mode
Procedure:
1. Enter the GC test mode.
2. Press the [TUNING --] *1 or [DISC 2] *2 button to set the key check mode.
3. In the key check mode, the fluorescent indicator tube displays “K 0 J 0 V 0”. Each time a button is pressed, “K” value in­creases. However , once a button is pressed, it is no longer tak en into account. “J” value increases like 1, 2, 3 ... if turn the knob clockwise, or it decreases like 0, 9, 8 ... if turn the JOG dial counterclockwise. “V” value increases like 1, 2, 3 ... if turn the [VOLUME] knob clockwise, or it decreases like 0, 9, 8 ... if turn the JOG dial counterclockwise.
Releasing the GC Test Mode
T o release from this mode, press three buttons in the same manner as entering this mode or disconnect the power cord.
1
button.
[FILE SELECT]
Releasing the MC Test Mode
T o release from this mode, press the power cord.
8
I/1 button or disconnect the
MEMO
TA-S9D
9
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