Sony STR-DE197 Service Manual ▷ View online
STR-DE197
21
21
STR-DE197
4-9. SCHEMATIC DIAGRAM — PANEL SECTION — • Refer to page 14 for Common Note on Schematic Diagram.
S201
S202
S203
C207
C208
C209
C210
C221
C222
D204
R229
R231
R232
R233
R234
R235
R236
R239
R245
R246
R247
R248
R252
R253
R254
R256
R257
R258
R259
R260
R261
R273
R288
R299
R300
R301
R302
S204
S205
S206
S207
S208
S209
S210
S211
S212
S213
S216
S217
S218
S219
S220
S221
S222
S223
S224
S225
S226
S227
S228
S229
S230
S231
S232
S233
S234
S235
S236
S238
C218
C217
S239
S215
R262
CNP201
C211
C212
C213
C226
CNP202
CN202
R251
R290
R289
R230
D205
D206
Q202
CNS5
R296
C203
R238
C204
R241
R240
C206
R250
R255
R298
R306
R307
R308
R309
R310
C216
C215
D201
D202
L201
Q201
C219
R279
R280
R278
R277
R276
R275
R274
R281
R282
R283
R284
R285
R286
R287
R263
R264
R272
CN200
CN201
R297
R270
R269
R268
R267
R266
R265
CNS4
R227
R228
FL201
C225
R237
R293
R242
R294
C202
R249
R243
R244
C205
X201
IC201
R295
R311
Q204
Q205
CNP200
Q206
RV201
R271
R292
R291
R244
IC202
D203
(Page 18)
(Page 19)
• Waveform
3.6Vp-p
1
IC201
eg
(X2)
2V/div 0.2
µ
sec/div
4.19MHz
STR-DE197
22
22
STR-DE197
IC401 BD3861FS (MAIN BOARD (1/2))
4-10. IC BLOCK DIAGRAMS
IC601 STK350-430 (MAIN BOARD (1/2))
1
VIDEO1 L
25k
25k
2
VIDEO1 R
25k
25k
3
VIDEO2 L
25k
25k
4
VIDEO2 R
25k
25k
5
MD L
25k
25k
6
MD R
25k
25k
7
CD L
25k
25k
8
CD R
25k
25k
9
TUNER L
25k
25k
10
TUNER R
25k
25k
11
MIC
12k
24k
100k
VCC/2
12
FIL
13
GND
14
DATA
15
CLK
16
VCC
28 TRE L
27 TRE R
26 MID2 R
25 MID1 R
24 MID2 L
23 MID1 L
22 BAS2 L
21 BAS1 L
20 OUT L
19 BAS2 R
18 BAS1 R
17 OUT R
VCC/2
VCC/2
VCC/2
VCC/2
VCC/2
VCC/2
31 REC R
32 REC L
30 VOL R
29 VOL L
TREBLE L
fc=10kHz
VCC/2
0dB to -59dB
0dB to -70dB
0dB to -70dB
VCC/2
0dB to -59dB
TREBLE R
fc=10kHz
MIDDLE R
f
0
=1kHz
MIDDLE L
f
0
=1kHz
BASS L
f
0
=90Hz
BASS R
f
0
=90Hz
LOGIC
2
3
5
4
6
7
9
8
1
MUTE
+ VOUT1
– VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
– VOUT2
+ VOUT2
SUB
VCC
VEE
PROTECTOR
BIAS CIRCUIT
REG
DRIVE
PRE
DRIVE
11
10
12
13
15
14
DRIVE
PRE
DRIVE
1
VSS
2
L OUT
3
L IN
L-CH DATA LATCH
CIRCUIT
LEVEL SHIFT
CIRCUIT
4
NC
5
A-GND
6
CS1
7
GND
8
CLK
16 VDD
15 R OUT
14 R IN
13 NC
12 A-GND
11 CS2
10 STB
9 DATA
R-CH DATA LATCH
CIRCUIT
LEVEL SHIFT
CIRCUIT
SHIFT
REGISTOR
(13bit)
STROBE
GENERATOR
CIRCUIT
1
2
3
4
5
6
7
8
V+
VSB/SESIN
VSA
RESET
GND
OUTC
VSC
CR
VREF
+
–
–
+
–
+
–
+
Q
R
S
IC402 TC9299P (MAIN BOARD (1/2))
IC901 NJM2103D (MAIN BOARD (2/2))
23
STR-DE197
SECTION 5
EXPLODED VIEWS
Ref. No.
Part No.
Description
Remark
5-1. CASE SECTION
Ref. No.
Part No.
Description
Remark
1
4-252-402-01 CASE (BLACK)
1
4-252-402-21 CASE (SILVER)
1
4-252-402-41 CASE (SILVER:for Hair-line Finish)
2
4-210-291-01 SCREW (CASE 3 TP2) (BLACK)
2
4-210-291-11 SCREW (CASE 3 TP2) (SILVER)
3
X-4953-448-1 FOOT ASSY
4
4-232-237-01 FOOT (DIA.30)
5
4-977-358-01 CUSHION
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3
NOTE:
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories are given in the last of this parts list.
R
R
1
2
2
2
3
3
4
5
5
4
#1
#1
#1
#1
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
Les composants identifiés par une
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
• Abbreviation
CND : Canadian model
Ver. 1.2
24
STR-DE197
5-2. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
X-2021-462-1 FRONT PANEL ASSY (BLACK) (CND)
51
X-2108-586-1 FRONT PANEL ASSY
(SILVER:for Hair-line Finish) (AEP)
51
X-4956-248-1 FRONT PANEL ASSY (BLACK) (US)
51
X-4956-259-1 FRONT PANEL ASSY (BLACK) (AEP)
51
X-4956-260-1 FRONT PANEL ASSY (SILVER) (AEP)
52
4-977-358-01 CUSHION
53
4-232-113-01 KNOB (VOL) (BLACK)
53
4-232-113-12 KNOB (VOL) (SILVER)
53
4-232-113-31 KNOB (VOL) (SILVER:for Hair-line Finish)
54
4-951-620-01 SCREW (2.6X8), +BVTP
55
1-773-026-11 WIRE (FLAT TYPE) (15 CORE)
56
A-4751-164-A DISPLAY BOARD, COMPLETE (US,CND)
56
A-4751-248-A DISPLAY BOARD, COMPLETE (AEP)
* 57
4-943-107-11 HOLDER (FL TUBE)
* 58
4-921-941-01 CUSHION (FL)
59
1-773-026-11 WIRE (FLAT TYPE) (15 CORE) (US,CND)
59
1-773-060-11 WIRE (FLAT TYPE) (17 CORE) (AEP)
FL201
1-518-970-11 VACUUM FLUORESCENT DISPLAY
52
51
53
54
54
54
54
54
54
55
56
57
58
59
supplied with
RV201
RV201
not supplied
(FUNCTION KEY board)
(FUNCTION KEY board)
not supplied
(H. PHONE board)
(H. PHONE board)
not supplied
(POWER board)
(POWER board)
not supplied
(VOLUME board)
(VOLUME board)
FL201
Ver. 1.2
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