Sony ST-S5 Service Manual ▷ View online
9
ST-S5
4
screw
(BVTP3
(BVTP3
×
8)
2
five connectors
(CN510, 5031, 5032, 5041, 5042)
(CN510, 5031, 5032, 5041, 5042)
1
wire (flat type) (23 core)
(CN508)
(CN508)
1
wire (flat type) (21 core)
(CN509)
(CN509)
6
MAIN board
1
wire (flat type) (19 core)
(CN502)
(CN502)
5
PC board holder
2
connector
(CN601)
(CN601)
3
three screws
(BVTP3
(BVTP3
×
8)
4
two screws
(BVTP3
(BVTP3
×
8)
1
wire (flat type) (23 core)
(CN603)
(CN603)
4
three screws
(BVTP3
(BVTP3
×
8)
3
three screws
(BVTP3
(BVTP3
×
8)
6
DSP board
1
wire (flat type) (21 core)
(CN602)
(CN602)
2
connector
(CN601)
(CN601)
5
PC board holder
3-7.
DSP BOARD
3-6.
MAIN BOARD
10
ST-S5
[GC Test Mode]
Enter the GC Test Mode mode
Enter the GC Test Mode mode
Procedure 1:
1. Press the
1. Press the
?
/
1
*
1
button to turn the power ON.
2. While pressing the both
[STEREO/MONO]
and
[CINEMA
STUDIO C]
*
1
buttons, press the
[CLOCK/TIMER]
button.
3. LEDs and fluorescent indicator tube are all turned on of all
units.
Procedure 2:
1. Press the
1. Press the
?
/
1
*
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] or [DISC 1]*
1. Enter the GC test mode.
2. Each time the [TUNER MEMORY] or [DISC 1]*
2
button is pressed,
microcomputer or mechanism deck version is displayed of each
unit.
unit.
3. Press the
[TUNING +]
or
[DISC 3]
*
2
button to detail is displayed
the version.
Key Check Mode
Procedure:
1. Enter the GC test mode.
2. Press the
1. Enter the GC test mode.
2. Press the
[TUNING -- ]
or
[DISC 2]
*
2
button to set the key check
mode.
3. In the key check the 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 taken into account.
value increases. However, once a button is pressed, it is no
longer taken into account.
VACS Level Display Mode
Procedure:
1. Enter the GC test mode.
2. Press the
1. Enter the GC test mode.
2. Press the
[TUNING +]
or
[DISC 3]
*
2
button to display VACS
level on the fluorescent indicator tube.
Segment Check Mode
Procedure:
1. Enter the GC test mode.
2. Press the
1. Enter the GC test mode.
2. Press the
[ENTER]
or
x
*
2
button to set the segment check
mode.
3. In the segment check the mode.
Each [ENTER]
or
x
*
2
button is pressed, the fluorescent indicator tube displays is
switching variously.
switching variously.
Releasing the GC Test Mode
• To release from this mode, press three buttons in the same manner
as entering this mode or disconnect the power cord.
Note:
Use flowing buttons in the test mode.
no mark : Button of tuner unit (ST-S5)
*
*
1
: Button of amplifier unit (TA-S7AV)
*
2
: Button of CD unit (CDP-S3)
[MC Cold Reset]
• The cold reset clears all data including preset data stored in the
RAM to initial conditions. Execute this mode when returning
the set to the customer.
the set to the customer.
Procedure 1:
1. Press the
1. Press the
?
/
1
*
1
button to turn the power ON.
2. While pressing the
[DIGITAL]
*
1
button, press the
[DISPLAY]
button.
3. The set is reset, and becomes standby state.
Procedure 2:
1. Press the
1. Press the
?
/
1
*
1
button to turn the power ON.
2. While pressing the both
[PLAY MODE]
*
2
and
x
*
2
buttons,
press the
M
*
2
button.
3. The set is reset, and becomes standby state.
[MC Hot Reset]
• This mode resets the set with the preset data kept stored in the
memory. The hot reset mode functions same as if the power
cord is plugged in and out.
cord is plugged in and out.
Procedure 1:
1. Press the
1. Press the
?
/
1
*
1
button to turn the power ON.
2. While pressing the both
[STEREO/MONO]
and
[CINEMA
STUDIO C]
*
1
buttons, press the
[TIMER SELECT]
button.
3. The set is reset, and becomes standby state.
Procedure 2:
1. Press the
1. Press the
?
/
1
*
1
button to turn the power ON.
2. While pressing the both
[PLAY MODE]
*
2
and
x
*
2
buttons,
press the
m
*
2
button.
3. The set is reset, and becomes standby state.
[Change-over the AM Tuning Interval]
(EXCEPT AEP and UK models)
(EXCEPT AEP and UK models)
• The AM tuning interval can be changed over 9 kHz or 10 kHz.
Procedure:
1. Press the
Procedure:
1. Press the
?
/
1
*
1
button to turn the power ON.
2. Turn the
[FUNCTION]
*
1
knob to select
“TUNER”, and press
the
[TUNER/BAND]
button to select the BAND “AM”.
3. Press the
?
/
1
*
1
button to turn the power OFF.
4. While pressing the
[ENTER]
button, press the
?
/
1
*
1
button,
and the display on the fluorescent indicator tube changes to
“AM 9 K STEP” or “AM 10 K STEP”, and thus the tuning
interval is changed over.
“AM 9 K STEP” or “AM 10 K STEP”, and thus the tuning
interval is changed over.
[Change-over of VACS ON/OFF]
1. Press the
?
/
1
*
1
button to turn the power ON.
2. While pressing the both
[STEREO/MONO]
and
[CINEMA
STUDIO C]
*
1
buttons, press the
[CINEMA STUDIO B]
button,
and VACS ON/OFF is change over.
SECTION 4
TEST MODE
ST-S5
11
11
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
5
: fusible resistor.
•
C
: panel designation.
5-1.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on Printed Wiring Board:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
B
These are omitted.
C
E
Q
• Circuit Boards Location
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
SECTION 5
DIAGRAMS
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
•
A
: B+ Line.
•
B
: B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
(
no mark : TUNER (FM/AM)
(
) : CD PLAY
〈〈
〉〉
: AC OFF
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Signal path.
F
: TUNER (FM/AM)
E
: TAPE PLAY
G
: RECORD
J
: CD PLAY
c
: DIGITAL INPUT
N
: MIC INPUT
• Abbreviation
AUS
: Australian model
KR
: Korean model
MX
: Mexican model
DSP board
TUNER PACK
MAIN board
SIRCS board
PANEL board
ST-S5
12
12
5-2.
SCHEMATIC DIAGRAM – MAIN Board (1/2) –
D552
R553
C552
R554
C553
Q551
IC551
D551
R552
R551
D923
D904
D903
D922
C551
C918
C903
R912
R911
IC901
C902
D920
C907
C906
IC904
C905
C904
C952
C953
IC903
L955
C966
NO901
NO991
C991
C992
C955
R951
C957
NO507
CN508
CN510
C977
C978
C971
C970
C968
R941
D941
D942
R942
C941
R943
C964
C956
CN5031
CN5041
CN509
Q902
R555
D901
IC991
IC952
IC951
C916
R952
L951
1SS133T
47k
0.1
47k
0.1
2SC2603
M51943BSL
1SS133T-72
10k
470
11ES2
11ES2
11ES2
11ES2
10
50V
470
10V
10V
10
50V
510
220
TA78057S
470
10V
10V
11ES2-NTA2
220
10V
10V
0.1
470
16V
16V
3300
16V
4700
25V
0.1
NJM7810FA
10000p
3P
3P
0.1
0.1
10000p
470
10000p
4P
23P
5P
10
50V
10 50V
10000p
10000p
10000p
1k
1SS133T
1SS133T
1k
10
50V
3.3k
10000p
10
50V
5P
10P
21P
2SC2001-K1K2
4.7k
D3SBA20
NJM7815FA
TORX178B
TORX178B
10000p
470
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
AA1
AA2
AA3
AA4
AA5
AA6
AA1
AA2
AA3
AA4
AA5
AA6
BB1
BB2
BB3
BB4
BB1
BB2
BB3
BB4
DD1
DD2
DD3
DD4
E1
E2
E3
E4
E5
E6
E7
E8
E9
E10
E11
E12
E13
E14
DBFB FEEDBACK
AB20
AB21
TUNER L-IN
TC L-IN
TUNER R-IN
TC R-IN
A-GND
VCD L-IN
VCD R5-IN
DIG-Tx
DSP-Rx
DIG-CLK
AMP-DATA
AMP-CLK
AMP-LAT
DIR-UNLOCK
DIR-CS
DSP-CS
DIR-Rx
DSP-DECODE
DIR-XSTATE
DSP-ACK
CODEC-SMUTE
FL-OUT
FR-OUT
F-GND
LS-OUT
RS-OUT
S-GND
A-GND
A-GND
A+10V
D-GND
DBFB FEEDBACK
TC REC L-OUT
TC REC R-OUT
MIC-IN
D-GND
C-OUT
C-GND
LINE-MUTE
D+5V
A+5V
A-GND
D-GND
FRONT-GND
CENTER-OUT
CENTER-GND
MIC-SIG
MIC-GND
FR-OUT
FL-OUT
SR-OUT
SL-OUT
S-GND
D-GND
(A-GND)
EVER+5V
M(A)-GND
REC OUT-L
PB-L
TC A-GND
PB-R
REC OUT-R
VCC
VCC
GND
OUT
GND
OUT
D+5V
(1/2)
(CHASSIS)
SYSTEM CONTROL 4
D-OUT
G
I
O
+5V REGULATOR
+7V REGULATOR
G
I
O
+3.3V REGULATOR
G
I
O
RESET SIGNAL
GENERATOR
RESET
SWITCH
G
I
O
+10V REGULATOR
+15V REGULATOR
G
I
O
OPTICAL RECEIVER
OPTICAL RECEIVER
OPTICAL IN
OPTICAL IN
(TO TC-S3)
(FROM CDP-S3)
220
µ
H
470
µ
H
µ
PC7805AHF
(Page 13)
(Page 13)
(Page 16)
(Page 17)
(Page 16)
(Page 13)
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