Onkyo A-9155 User manual

A-9155
SERVICE MANUAL
SERVICE MANUAL
RC-627S
INTEGRATED AMPLIFIER
Black and Silver models
MODEL A-9155
230V AC, 50Hz
230V AC, 50Hz
B MPP
S MPP
Ref. No. 3991
042007
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.

A-9155
EXPLODED VIEW
A-9155
A103
x 4 pcs.
A007
x 2 pcs.
A019
x 5 pcs.
A139
x 3 pcs.
A004
x 8 pcs.
A145
x 6 pcs.
A013
x 2 pcs.
A016
x 2 pcs.
A112
x 2 pcs.
A001
U05
U07
U12
U09
U13
U08
U02
U06
A106
A109
A115
A118
A142
A146
A121
A130
A136
A127
A124
A100
A202
P901
A010
A053
x 2 pcs.
A057
x 2 pcs. A058
x 4 pcs.
A002
x 9 pcs.
A055
x 2 pcs.
A201
x 17 pcs.
A045
x 3 pcs.
A046
x 3 pcs.
A042
x 5 pcs.
A047
x 2 pcs.
A061
x 2 pcs.
Q521A
x 4 pcs.
A148
x 2 pcs.
A501A
x 8 pcs.
A147
x 2 pcs.
A044
x 3 pcs.
A028
x 4 pcs.
A031
x 4 pcs.
A029
x 4 pcs.
U03
T902
U11
U10
U04
U01
A025
F901
D901
Q521
Q524
Q522
Q523
F903
A041
A043
A062
A060 A051
A052
A037
A200
A056 A054
A059

A-9155
EXPLODED VIEW
A-9155
A103
x 4 pcs.
A007
x 2 pcs.
A019
x 5 pcs.
A139
x 3 pcs.
A004
x 8 pcs.
A145
x 6 pcs.
A013
x 2 pcs.
A016
x 2 pcs.
A112
x 2 pcs.
A001
U05
U07
U12
U09
U13
U08
U02
U06
A106
A109
A115
A118
A142
A146
A121
A130
A136
A127
A124
A100
A202
P901
A010
A053
x 2 pcs.
A057
x 2 pcs. A058
x 4 pcs.
A002
x 9 pcs.
A055
x 2 pcs.
A201
x 17 pcs.
A045
x 3 pcs.
A046
x 3 pcs.
A042
x 5 pcs.
A047
x 2 pcs.
A061
x 2 pcs.
Q521A
x 4 pcs.
A148
x 2 pcs.
A501A
x 8 pcs.
A147
x 2 pcs.
A044
x 3 pcs.
A028
x 4 pcs.
A031
x 4 pcs.
A029
x 4 pcs.
U03
T902
U11
U10
U04
U01
A025
F901
D901
Q521
Q524
Q522
Q523
F903
A041
A043
A062
A060 A051
A052
A037
A200
A056 A054
A059

A-9155
SCHEMATIC DIAGRAMS-1
A-9155
U01 AMPLIFIER PC BOARD
U02 TONE CONTROL PC BOARD
U09
HEADPHONE JACK
PC BOARD
U03
TRANS. SEC.
TERMINAL
PC BOARD
U04
TERMINAL PC BOARD
PROTECT_I
AMUTE SEL_CLK SEL_DATA
SPA_RL
SPB_RL
AMUTE
+7V
-7V
TONE_RL
PROTECT_I SPA_RL SPB_RL
VOL_5V
GND
GND
L_OUT
R_OUT
+12V
GND
RI
GND
SEL_CLK SEL_DATA TONE_RL HPIN
RCPOWER
-15V
+15V
RI
+15V -15V
GND
GND_DC
R
L
R
L
R
L
R
L
R
L
R
L
TUNER
CD
LEFT POWER-AMP
RIGHT POWER-AMP
SPEAKERS
OUT
IN
DC PROTECT
EQUALIZER
PHONO
HEATSINK
AB
L
R
RE
LA
SP-A LB
LE
RA
RB
Q305-308
MUTING
RI
R
L
SP-R
SP-L
SP-B
RN1241-A
(VOL_GND)
(RLGND)
L
R
E
L
R
+15V
-15V
TONE-L
TONE-R
(DGND)
(DGND)
POWER TRANSFORMER
THERMAL
FUSE
NAAF-9245
NATRM-9255
NAPS-9247
NAETC-9248
HEATSINK
TO NAPS-9257
PHONO
(MM)
TAPE
OUT
IN
LINE
/DOC
+/-7V Supply
NAAF-9246
BASS TREBLE
ID+
ID-
ID ADJ
-O
39.8V
-39.8V
-39.8V
-39.2V
-38.6V
-0.6V
-13V
39.2V
39.2V
0.6V
39.3V
39.3V
0V
0.6V
-0.6V
-1.2V
1.2V
-39.8V
-39.2V
-0.6V
39.8V
39.8V
0V
0V
0V
ID+
ID-
ID ADJ
-O
39.8V
-39.8V
-39.8V
-39.2V
-38.6V
-0.6V
-13V
39.2V
39.2V
0.6V
39.3V
39.3V
0V
0.6V
-0.6V
-1.2V
1.2V
-39.8V
-39.2V
-0.6V
39.8V
39.8V
0V
0V
0V
R904
8.2K
R905
8.2K
R227
330
R228
330
R231
330
R232
330
R239
2.2K
R240
2.2K
R243
330
C227
101K
R248
2.2K
R251
330
R252
330 C230
101K
R245
1M
C221
101K
C222
101K
R229
1M
R250
1M
C229
101K R253
1M
R254
1M
R244
330
Q582
2SC2240
R572
22K
R574
47K
R575
220K
JL711B
3
2
1
Q581
2SC2240
R596
680(1W)
R436
2.2K
D491
1SS133
Q493
KRA102M
C941
10/50
J103
NC
C442
1/50
R230
1M
C377 223J
C378 223J
C381 823J
C382 823J R376
1.8K
R375
1.8K
C380 474J
C385 47/25
R361
68(1/2W)
C365
220/16
C366
220/16
R364
680(1/4W)
R362
68(1/2W)
C362
220/16
C361
220/16 D361
MTZJ7.5C
D362
MTZJ7.5C
R363
680(1/4W)
C372 47/25 C371 47/25 J601 NC
J602 NC
R372
1K R371 1K
R377 10K R378 10K
R373 1K
R923
10(1/4W)
R924
10(1/4W)
R121
100K
R122
100K
P501
3
1
5
4
2
8
6
10
9
7
R595
680(1W)
C592
103J
Q591
DTC123JS
C923
22/50
D571
MTZJ5.1B
C581
100/16
Q592
DTC123JS
D592
D591
C575
1/50
C531
102J
C532
102J
C533
102J
C534
102J
C535
102J
C536
102J
R598
390(1W)
R599
390(1W)
R571
33K
P205
1
2
3
P202
7
3
1
2
6
4
5
P203
7
3
1
2
6
4
5
P201
3
1
2
6
4
5
9
7
8
Q101:B
NJM4558D-X
5
6
7
Q101:A
NJM4558D-X
3
2
8
1
4
R101
1K
R102
1K
C103
471K
R103
56K
R104
56K
R105
220K
R106
220K
C117
152J
C118
152J
R107
820
R108
820
C109
682J
R113
470K
C111
182J
R111
39K
C112
182J
R112
39K
R114
470K
C110
682J
C104
471K
C925
223Z
R234
1M
R233
1M
C223
101K
C224
101K
R241
1M
R242
1M
C236
223Z
C235
223Z
C225
NC
C226
NC
C232
NC
R247
2.2K
C231
NC R249
1M
C904
104J
C903
104J
D901
RBV402
1
3
4
2
C527
47/63
C528
47/63
R573
10K
Q583
2SA970
C582
223Z
R593
2.2(1/2W)
R493
270
R494
270
Q491
Q492
R495
100
R496
100
Q495
Q496
R594
2.2(1/2W)
C228
101K
R246
1M
P904B 1
2
3
P902C
NC
R451
3.3K
R458
3.3K
R455
22K
R456
22K
C453
101K
C454
101K
C455
47/25
R457
3.3K
R454
82K
C461
47/25
R452
3.3K
C462
47/25
C451
47/25
C452
47/25
R453
82K
R462
100K
R463
220K
R464
220K
R435
220K
C415
220/16 C416
220/16
D450
C459
103J
R461
100K R491
47K
R492
47K
Q452
DTC123JS
C456
47/25
JL209B
1 2 3 4 5 6 7 8 9
10
C386 47/25
JL211B
3 2 1
JL212B
8 7 6 5 4 3 2 1
P904A
1
2
3
16
15
14
12
10
R915
2.2(1/2W)
P504
JL711A
1
2
3
C584
102J
C585
104Z
C583
102J
L583
220M
L584
220M
L585
220M
C428
223Z
C429
223Z
P691
WS-CLAMP
P692
WS-CLAMP
P693
WS-CLAMP
C905
8200/56
C906
8200/56
P902B
P901B
P903B
P901A
P902A
P903A
R701
470
L701
NC
L702
NC
Q921
78M15
3
O2
G
1I
C919
1/50
J701
Q922
79M15
3
O2I
1
G
E591
C924
22/50
C930
223Z
C931
223Z
C932
10/50
C933
10/50
Q312
R2S15211FP
64 INL9
63 INR9
62 INLA/RECL1
61 INRA/RECR1
60 INL8
59 INR8
58 INL7
57 INR7
56 INL6
55 INR6
54 INL5
53 INR5
52 INL4
51 INR4
50 INL3
49 INR3
48 INL2
47 INR2
46 INL1
45 INR1
44 AVEE
43 CLOCK
42 DATA
41 DGND
40MONO 39SUBL 38SUBR 37ADCR 36ADCL 35FRIN2 34FLIN2 33SRIN2 32SLIN2 31SWIN2 30CIN2 29SBRIN2 28SBLIN2 27TRE_R 26
BASS_R2
25
BASS_R1
24
AVCC
23
TRE_L
22
BASS_L2
21
BASS_L1
20
FRC
19
FROUT
18
AGND
17
FLOUT
16
FLC
15
6-C
14
6-OUT
13
AGND
12
5-OUT
11
5-C
10
4-C
9
4-OUT
8
AGND
7
3-OUT
6
3-C
5
2-C
4
2-OUT
3
AGND
2
1-OUT
1
1-C
80
SBRIN1 79
SBLIN1
78
SRIN1
77
SLIN1
76
SWIN1
75
CIN1
74
FRIN1
73
FLIN1
72
RECL3
71
RECR3
70
INL11/RECL5
69
INR11/RECR5
68
INL10/RECL4
67
INR10/RECR4
66
INLB/RECL2
65
INRB/RECR2
(Top view)
T902
NPT-1293P
6
7
2
4
16
15
14
12
10
Q361
2SC1815
Q362
2SA1015
R442
10(1/4W)
R441
10(1/4W)
D902 D903
D904 D905
J902 NC
C388
474J
R906
100(2W)
R907
100(2W)
D909
MTZJ30D
D910
MTZJ30D
C911
47/50
C912
47/50
R443
330(1/2W)
C908
2200/16
C909
223Z
Q901
78M05
3
O2
G
1I
C908A
NC
C107
330/25
C108
330/25
C101
47/50
C102
47/50
C115
10/50
C116
10/50
Q403:A
NJM2068L-D
3
2
8
1
4
C457
NC
Q403:B
NJM2068L-D
6
5 7
C458
NC
C234
223Z
C910
10/50
JL210B
5 4 3 2 1
J503
NC
J901NC
J341
NC
C241
102K
C702
NC
J504
NC
J340
NC
C120
NC
C591
103J
C538
NC
C537
NC
C379474J
C363
470/10
C364
470/10
C367 NC
C368 NC
R401
1K
JL209A
10 9 8 7 6 5 4 3 2 1
R405
22K
Q401:A
3
2
8
1
4
3
2
8
1
4
NJM2068L-D
3
2
8
1
4 C401
47/25
R408
3.3K
R406
22K
Q401:B
NJM2068L-D
6
5
7
R402 1K
C408
47/25
C402
47/25
C409
224J
R418
4.7K
R414
1K
C410
224J
C407
47/25
R417
4.7K
P431
WS-CLAMP
P432
WS-CLAMP
R419
4.7K
R420
4.7K
R403
220K
C403
47/25
R404
220K
C405
473J
C406
473J
C404
47/25
J501
NC
J502
NC
C437
220/16 C438
220/16
R407
3.3K
R413
1K
R421
NC
R422
NC
R409
100KC 9
3
2
1
R409
100KC
5
6
7
R415
50KC
6
5 7
R415
50KC
2
3
9
1
R437
22(1/4W)
R438
22(1/4W)
C907
104J C914
NC
C913
NC
Q922B
Q921B
C920
1/50
Q903
Q903B Q903A
2SA1488-Y
RL591
6
3 4 5
2
1
RL592
6
3 4 5
2
1
R459
4.7K
R460
4.7K
R911
JUMPER
R411
220
R412
220
C411
123J
C412
123J
C413
823J
C414
823J
Q902A
2SC3851-Y
Q902
Q902B
RL450
8
10
5
3
12 1
4
9
P502
PHONES
3
2
1
C519
104J
R569
22
R545
22K
L501
J691
NC
R555
(1W)
8.2
C517
473J
P511
1
2
R513
56K
R591
(1/4W)
2.2
Q519
2SA1930
Q517
2SC5171
R553
47K
R551
33K
R539
(1/2W)
2.2
R501
470
Q527
2SC2229-Y
Q521
2SC5197
R579
330
C501
47/50
+
R503
27K
C503
101K C529
NC
R519
1K
R521
(1/2W)
82
R561
270
R589
3.3K
C511
NC
Q503
2SC2240-BL
R531
18K
R525
(1/2W)
68
C521
10/50
+
Q515
2SC2229-Y
C515
101K
C505
220/25
+
C597
NC
C523
020C
R529
(1/2W)
56
R535
18K
C595
NC
Q501
2SC2240-BL
R505
10
R511
5.6K
R523
(1/2W)
82
Q529
BL
2SC2458-GR
Q505
BL
2SC2240-GR
R563
100K
R527
(1/2W)
82
R515
1.5K
C507
NC
R587
2K
R583
3.9K
R581
5.6K
R517
1K
R577
120K
C513
47/25
+
R565
120K
R567
22
R533
56K
P597A
NC P597B NC
R549
3.3K
Q523
2SA1940
R541
(1/2W)
2.2
R585
1K
R507
330 R509
330
R543
(1/2W)
82
C509
NC
+
D511
1SS133
R547
0.22(5W)
Q507
2SA949-Y
Q513
2SA949-Y
Q509
2SA949-Y
Q531
2SC1740S-S
Q533
2SC1740S-S
C520
104J
R570
22
R546
22K
L502
J692
NC
R556
(1W)
8.2
C518
473J
P512
1
2
R514
56K
R592
(1/4W)
2.2
Q520
2SA1930
Q518
2SC5171
R554
47K
R552
33K
R540
(1/2W)
2.2
R502
470
Q528
2SC2229-Y
Q522
2SC5197
R580
330
C502
47/50
+
R504
27K
C504
101K C530
NC
R520
1K
R522
(1/2W)
82
R562
270
R590
3.3K
C512
NC
Q504
2SC2240-BL
R532
18K
R526
(1/2W)
68
C522
10/50
+
Q516
2SC2229-Y
C516
101K
C506
220/25
+
C598
NC
C524
020C
R530
(1/2W)
56
R536
18K
C596
NC
Q502
2SC2240-BL
R506
10
R512
5.6K
R524
(1/2W)
82
Q530
BL
2SC2458-GR
Q506
BL
2SC2240-GR
R564
100K
R528
(1/2W)
82
R516
1.5K
C508
NC
R588
2K
R584
3.9K
R582
5.6K
R518
1K
R578
120K
C514
47/25
+
R566
120K
R568
22
R534
56K
P598A
NC P598B NC
R550
3.3K
Q524
2SA1940
R542
(1/2W)
2.2
R586
1K
R508
330
R510
330
R544
(1/2W)
82
C510
NC
+
D512
1SS133
R548
0.22(5W)
Q508
2SA949-Y
Q514
2SA949-Y
Q510
2SA949-Y
Q532
2SC1740S-S
Q534
2SC1740S-S
To NACPU-9251
(SD2 : C5)
To NACPU-9251
(SD2 : D5)
To NACPU-9251
(SD2 : E5)
SELECTOR/VOLUME
L
R
R588
IDLING ADJUST
R587
IDLING ADJUST
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
!
NOTE
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
A
1
2
3
4
5
BCDEFGH

A-9155
SCHEMATIC DIAGRAMS-1
A-9155
U01 AMPLIFIER PC BOARD
U02 TONE CONTROL PC BOARD
U09
HEADPHONE JACK
PC BOARD
U03
TRANS. SEC.
TERMINAL
PC BOARD
U04
TERMINAL PC BOARD
PROTECT_I
AMUTE SEL_CLK SEL_DATA
SPA_RL
SPB_RL
AMUTE
+7V
-7V
TONE_RL
PROTECT_I SPA_RL SPB_RL
VOL_5V
GND
GND
L_OUT
R_OUT
+12V
GND
RI
GND
SEL_CLK SEL_DATA TONE_RL HPIN
RCPOWER
-15V
+15V
RI
+15V -15V
GND
GND_DC
R
L
R
L
R
L
R
L
R
L
R
L
TUNER
CD
LEFT POWER-AMP
RIGHT POWER-AMP
SPEAKERS
OUT
IN
DC PROTECT
EQUALIZER
PHONO
HEATSINK
AB
L
R
RE
LA
SP-A LB
LE
RA
RB
Q305-308
MUTING
RI
R
L
SP-R
SP-L
SP-B
RN1241-A
(VOL_GND)
(RLGND)
L
R
E
L
R
+15V
-15V
TONE-L
TONE-R
(DGND)
(DGND)
POWER TRANSFORMER
THERMAL
FUSE
NAAF-9245
NATRM-9255
NAPS-9247
NAETC-9248
HEATSINK
TO NAPS-9257
PHONO
(MM)
TAPE
OUT
IN
LINE
/DOC
+/-7V Supply
NAAF-9246
BASS TREBLE
ID+
ID-
ID ADJ
-O
39.8V
-39.8V
-39.8V
-39.2V
-38.6V
-0.6V
-13V
39.2V
39.2V
0.6V
39.3V
39.3V
0V
0.6V
-0.6V
-1.2V
1.2V
-39.8V
-39.2V
-0.6V
39.8V
39.8V
0V
0V
0V
ID+
ID-
ID ADJ
-O
39.8V
-39.8V
-39.8V
-39.2V
-38.6V
-0.6V
-13V
39.2V
39.2V
0.6V
39.3V
39.3V
0V
0.6V
-0.6V
-1.2V
1.2V
-39.8V
-39.2V
-0.6V
39.8V
39.8V
0V
0V
0V
R904
8.2K
R905
8.2K
R227
330
R228
330
R231
330
R232
330
R239
2.2K
R240
2.2K
R243
330
C227
101K
R248
2.2K
R251
330
R252
330 C230
101K
R245
1M
C221
101K
C222
101K
R229
1M
R250
1M
C229
101K R253
1M
R254
1M
R244
330
Q582
2SC2240
R572
22K
R574
47K
R575
220K
JL711B
3
2
1
Q581
2SC2240
R596
680(1W)
R436
2.2K
D491
1SS133
Q493
KRA102M
C941
10/50
J103
NC
C442
1/50
R230
1M
C377 223J
C378 223J
C381 823J
C382 823J R376
1.8K
R375
1.8K
C380 474J
C385 47/25
R361
68(1/2W)
C365
220/16
C366
220/16
R364
680(1/4W)
R362
68(1/2W)
C362
220/16
C361
220/16 D361
MTZJ7.5C
D362
MTZJ7.5C
R363
680(1/4W)
C372 47/25 C371 47/25 J601 NC
J602 NC
R372
1K R371 1K
R377 10K R378 10K
R373 1K
R923
10(1/4W)
R924
10(1/4W)
R121
100K
R122
100K
P501
3
1
5
4
2
8
6
10
9
7
R595
680(1W)
C592
103J
Q591
DTC123JS
C923
22/50
D571
MTZJ5.1B
C581
100/16
Q592
DTC123JS
D592
D591
C575
1/50
C531
102J
C532
102J
C533
102J
C534
102J
C535
102J
C536
102J
R598
390(1W)
R599
390(1W)
R571
33K
P205
1
2
3
P202
7
3
1
2
6
4
5
P203
7
3
1
2
6
4
5
P201
3
1
2
6
4
5
9
7
8
Q101:B
NJM4558D-X
5
6
7
Q101:A
NJM4558D-X
3
2
8
1
4
R101
1K
R102
1K
C103
471K
R103
56K
R104
56K
R105
220K
R106
220K
C117
152J
C118
152J
R107
820
R108
820
C109
682J
R113
470K
C111
182J
R111
39K
C112
182J
R112
39K
R114
470K
C110
682J
C104
471K
C925
223Z
R234
1M
R233
1M
C223
101K
C224
101K
R241
1M
R242
1M
C236
223Z
C235
223Z
C225
NC
C226
NC
C232
NC
R247
2.2K
C231
NC R249
1M
C904
104J
C903
104J
D901
RBV402
1
3
4
2
C527
47/63
C528
47/63
R573
10K
Q583
2SA970
C582
223Z
R593
2.2(1/2W)
R493
270
R494
270
Q491
Q492
R495
100
R496
100
Q495
Q496
R594
2.2(1/2W)
C228
101K
R246
1M
P904B 1
2
3
P902C
NC
R451
3.3K
R458
3.3K
R455
22K
R456
22K
C453
101K
C454
101K
C455
47/25
R457
3.3K
R454
82K
C461
47/25
R452
3.3K
C462
47/25
C451
47/25
C452
47/25
R453
82K
R462
100K
R463
220K
R464
220K
R435
220K
C415
220/16 C416
220/16
D450
C459
103J
R461
100K R491
47K
R492
47K
Q452
DTC123JS
C456
47/25
JL209B
1 2 3 4 5 6 7 8 9
10
C386 47/25
JL211B
3 2 1
JL212B
8 7 6 5 4 3 2 1
P904A
1
2
3
16
15
14
12
10
R915
2.2(1/2W)
P504
JL711A
1
2
3
C584
102J
C585
104Z
C583
102J
L583
220M
L584
220M
L585
220M
C428
223Z
C429
223Z
P691
WS-CLAMP
P692
WS-CLAMP
P693
WS-CLAMP
C905
8200/56
C906
8200/56
P902B
P901B
P903B
P901A
P902A
P903A
R701
470
L701
NC
L702
NC
Q921
78M15
3
O2
G
1I
C919
1/50
J701
Q922
79M15
3
O2I
1
G
E591
C924
22/50
C930
223Z
C931
223Z
C932
10/50
C933
10/50
Q312
R2S15211FP
64 INL9
63 INR9
62 INLA/RECL1
61 INRA/RECR1
60 INL8
59 INR8
58 INL7
57 INR7
56 INL6
55 INR6
54 INL5
53 INR5
52 INL4
51 INR4
50 INL3
49 INR3
48 INL2
47 INR2
46 INL1
45 INR1
44 AVEE
43 CLOCK
42 DATA
41 DGND
40MONO 39SUBL 38SUBR 37ADCR 36ADCL 35FRIN2 34FLIN2 33SRIN2 32SLIN2 31SWIN2 30CIN2 29SBRIN2 28SBLIN2 27TRE_R 26
BASS_R2
25
BASS_R1
24
AVCC
23
TRE_L
22
BASS_L2
21
BASS_L1
20
FRC
19
FROUT
18
AGND
17
FLOUT
16
FLC
15
6-C
14
6-OUT
13
AGND
12
5-OUT
11
5-C
10
4-C
9
4-OUT
8
AGND
7
3-OUT
6
3-C
5
2-C
4
2-OUT
3
AGND
2
1-OUT
1
1-C
80
SBRIN1 79
SBLIN1
78
SRIN1
77
SLIN1
76
SWIN1
75
CIN1
74
FRIN1
73
FLIN1
72
RECL3
71
RECR3
70
INL11/RECL5
69
INR11/RECR5
68
INL10/RECL4
67
INR10/RECR4
66
INLB/RECL2
65
INRB/RECR2
(Top view)
T902
NPT-1293P
6
7
2
4
16
15
14
12
10
Q361
2SC1815
Q362
2SA1015
R442
10(1/4W)
R441
10(1/4W)
D902 D903
D904 D905
J902 NC
C388
474J
R906
100(2W)
R907
100(2W)
D909
MTZJ30D
D910
MTZJ30D
C911
47/50
C912
47/50
R443
330(1/2W)
C908
2200/16
C909
223Z
Q901
78M05
3
O2
G
1I
C908A
NC
C107
330/25
C108
330/25
C101
47/50
C102
47/50
C115
10/50
C116
10/50
Q403:A
NJM2068L-D
3
2
8
1
4
C457
NC
Q403:B
NJM2068L-D
6
5 7
C458
NC
C234
223Z
C910
10/50
JL210B
5 4 3 2 1
J503
NC
J901NC
J341
NC
C241
102K
C702
NC
J504
NC
J340
NC
C120
NC
C591
103J
C538
NC
C537
NC
C379474J
C363
470/10
C364
470/10
C367 NC
C368 NC
R401
1K
JL209A
10 9 8 7 6 5 4 3 2 1
R405
22K
Q401:A
3
2
8
1
4
3
2
8
1
4
NJM2068L-D
3
2
8
1
4 C401
47/25
R408
3.3K
R406
22K
Q401:B
NJM2068L-D
6
5
7
R402 1K
C408
47/25
C402
47/25
C409
224J
R418
4.7K
R414
1K
C410
224J
C407
47/25
R417
4.7K
P431
WS-CLAMP
P432
WS-CLAMP
R419
4.7K
R420
4.7K
R403
220K
C403
47/25
R404
220K
C405
473J
C406
473J
C404
47/25
J501
NC
J502
NC
C437
220/16 C438
220/16
R407
3.3K
R413
1K
R421
NC
R422
NC
R409
100KC 9
3
2
1
R409
100KC
5
6
7
R415
50KC
6
5 7
R415
50KC
2
3
9
1
R437
22(1/4W)
R438
22(1/4W)
C907
104J C914
NC
C913
NC
Q922B
Q921B
C920
1/50
Q903
Q903B Q903A
2SA1488-Y
RL591
6
3 4 5
2
1
RL592
6
3 4 5
2
1
R459
4.7K
R460
4.7K
R911
JUMPER
R411
220
R412
220
C411
123J
C412
123J
C413
823J
C414
823J
Q902A
2SC3851-Y
Q902
Q902B
RL450
8
10
5
3
12 1
4
9
P502
PHONES
3
2
1
C519
104J
R569
22
R545
22K
L501
J691
NC
R555
(1W)
8.2
C517
473J
P511
1
2
R513
56K
R591
(1/4W)
2.2
Q519
2SA1930
Q517
2SC5171
R553
47K
R551
33K
R539
(1/2W)
2.2
R501
470
Q527
2SC2229-Y
Q521
2SC5197
R579
330
C501
47/50
+
R503
27K
C503
101K C529
NC
R519
1K
R521
(1/2W)
82
R561
270
R589
3.3K
C511
NC
Q503
2SC2240-BL
R531
18K
R525
(1/2W)
68
C521
10/50
+
Q515
2SC2229-Y
C515
101K
C505
220/25
+
C597
NC
C523
020C
R529
(1/2W)
56
R535
18K
C595
NC
Q501
2SC2240-BL
R505
10
R511
5.6K
R523
(1/2W)
82
Q529
BL
2SC2458-GR
Q505
BL
2SC2240-GR
R563
100K
R527
(1/2W)
82
R515
1.5K
C507
NC
R587
2K
R583
3.9K
R581
5.6K
R517
1K
R577
120K
C513
47/25
+
R565
120K
R567
22
R533
56K
P597A
NC P597B NC
R549
3.3K
Q523
2SA1940
R541
(1/2W)
2.2
R585
1K
R507
330 R509
330
R543
(1/2W)
82
C509
NC
+
D511
1SS133
R547
0.22(5W)
Q507
2SA949-Y
Q513
2SA949-Y
Q509
2SA949-Y
Q531
2SC1740S-S
Q533
2SC1740S-S
C520
104J
R570
22
R546
22K
L502
J692
NC
R556
(1W)
8.2
C518
473J
P512
1
2
R514
56K
R592
(1/4W)
2.2
Q520
2SA1930
Q518
2SC5171
R554
47K
R552
33K
R540
(1/2W)
2.2
R502
470
Q528
2SC2229-Y
Q522
2SC5197
R580
330
C502
47/50
+
R504
27K
C504
101K C530
NC
R520
1K
R522
(1/2W)
82
R562
270
R590
3.3K
C512
NC
Q504
2SC2240-BL
R532
18K
R526
(1/2W)
68
C522
10/50
+
Q516
2SC2229-Y
C516
101K
C506
220/25
+
C598
NC
C524
020C
R530
(1/2W)
56
R536
18K
C596
NC
Q502
2SC2240-BL
R506
10
R512
5.6K
R524
(1/2W)
82
Q530
BL
2SC2458-GR
Q506
BL
2SC2240-GR
R564
100K
R528
(1/2W)
82
R516
1.5K
C508
NC
R588
2K
R584
3.9K
R582
5.6K
R518
1K
R578
120K
C514
47/25
+
R566
120K
R568
22
R534
56K
P598A
NC P598B NC
R550
3.3K
Q524
2SA1940
R542
(1/2W)
2.2
R586
1K
R508
330
R510
330
R544
(1/2W)
82
C510
NC
+
D512
1SS133
R548
0.22(5W)
Q508
2SA949-Y
Q514
2SA949-Y
Q510
2SA949-Y
Q532
2SC1740S-S
Q534
2SC1740S-S
To NACPU-9251
(SD2 : C5)
To NACPU-9251
(SD2 : D5)
To NACPU-9251
(SD2 : E5)
SELECTOR/VOLUME
L
R
R588
IDLING ADJUST
R587
IDLING ADJUST
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
!
NOTE
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
A
1
2
3
4
5
BCDEFGH

A-9155
SCHEMATIC DIAGRAMS-2
A-9155
U07 INPUT SELECTOR PC BOARD
U05 MICROPROCESSOR PC BOARD
U12
VOLUME PC BOARD
U06
LED PC BOARD
RLGND
DGGND
+12V
SYSOUT
SYSIN
MODE
VOLUP
VOLDN
FLSCK
FLSI
FLSO
FLMD0
RESET
GND
Vdd
SPL_DET
SPR_DET
SEL_CLK
HP_IN
SEL_DATA
TONE_RL
AMUTE
RCPOWER
D_GND
SPADET_RL SPBDET_RL
DEBUG
GND
DEB_X1
DEB_X2
FLMD0
RESET
Vdd
DGND
RI
+12V
RLGND
D_GND
+5V
OUT2 OUT1
TO VOLUME
1.5mm pitch JH
VOLAD
PROTECT_I
PROTECT_I
DG_MUTE
SPA_RL SPB_RL SPA_RL SPB_RL
SP_A
SP_B SP_A
STANDBY
VOL_5V
VOL_GND
+12V
RLGND
NACPU-9251
REMIN
ACPOWER
POFF
SP_B
MUTING
A-9355/A-973 ONLY
A-9355/A-973 ONLY
A-9355
A-9155
ONLY
ONLY
A-9355/A-973 ONLY
OCD1A
ONLY
A-9355/A-973
ONLY
A-9355/A-973
PHONO
CD
TUNER
LOUDNESS
TAPE
DIRECT
MD
PURE DIRECT
LOUDNESS
NASW-9253
ONLY
A-9155
A-973
LED:SEL2E10C-F
DOCK
INPUT SELECTOR
NADIS-9252
STANDBY
NASW-9258
-+
VOLAD
D_GND
+5V
OUT1 OUT2
VOLUME
+9V
FLASH WRITER TO PS-9287
NC
R823
47
R825
47
R852
22 R855
0
R864
1K
C813
104Z
R839
47K
C812
1/50
R892
10K
C806
330/6.3
C807
330/6.3
C801 100/16
C802 104Z
D801
1SS352
L801
NCH-1479
D802
1SS352
C810
104Z
D822
UDZS5.1B
R853
47K
D817
1SS352
D818
UDZS5.6B
R856 220K
Q814
RN2402
R824
47
Q813
RN1404
D816
1SS352
R833
33K
R867
10K
D821
1SR154-400
R894
0
C819
104Z
C820
104Z
C814
1/50
C811
104Z
D823
UDZS5.1B
Q815
RN1407
Q816
RN2402
Q817
RN2402
R829
100
R837
10K
R831
1K
R828
100
R858
100
R862
1K
R863
1K
R865
1K R866
1K
R895
220
R896
220
R897
10K
R898
10K
R868
220
Q802
2I
1G
3
O
Q803
TA7291S
1IN2 2VCC 3OUT2 4NC 5GND 6VS 7OUT1 8VREF 9IN1
JL211C
3 2 1
JL211A
1 2 3 4 5 6 7 8 9 10
JL212A
8 7 6 5 4 3 2 1
C809
104Z
Q821
RN1402
Q822
RN1402
Q823
RN1402
R816
150
R817
150
R802
2.7K
R803
2.7K
C808
104Z
Q811
RN1402
JL813A
1
2
3
P801
8
7
6
5
4
3
2
1
P802
6
5
4
3
2
1
JL812A
1 2 3 4 5 6 7 8 9
10
R820
10K
Q812
RN2402
R819
10K
R812
10K
JL811A
1 2 3
JL913A
5 4 3 2 1
C804
100/16
C817
100/16
C803
10/50
S804 S803
D810 D811 D812
R804
3.3K
R814
220K
R815
220K
R818
3.3K
R832
3.3K
R830
1K
R822
47
Q801
uPD78F0533GK
17 P60/SCL0
18 P61/SDA0
19 P62/EXSCL0
20 P63
21 P33/TI51/TO51/INTP4
22 P77/KR7
23 P76/KR6
24 P75/KR5
25 P74/KR4
26 P73/KR3
27 P72/KR2
28 P71/KR1
29 P70/KR0
30 P06/TO01/TI011
31 P05/SSI11/TI001
32 P32/INTP3/OCD1B
33 34 P50 35 P51 36 P52 37 P53 38 P30/INTP1 39 P17/TI50/TO50 40 P16/TOH1/INTP5 41 P15/TOH0 42 P14/RxD6 43 P13/TxD6 44 P12/SO10 45 P11/SI10/RxD0 46 P10/SCK10/TxD0 47 AVref 48 AVss
49
ANI7/P27
50
ANI6/P26
51
ANI5/P25
52
ANI4/P24
53
ANI3/P23
54
ANI2/P22
55
ANI1/P21
56
ANI0/P20
57
P130
58
P04/SCK11
59
P03/SI11
60
P02/SO11
61
P01/TI010/TO00
62
P00/TI000
63
P141/BUZ/INTP7
64
P140/PCL/INTP6
1 2
P43
3
P42
4
P41
5
P40
6
RESET
7
P124/XT2/EXCLKS
8
P123/XT1
9
FLMD0
10
P122/X2/EXCLK/OCD0B
11
P121/X1/OCD0A
12
REGC
13
Vss
14
Evss
15
Vdd
16
Evdd
D804
1SS352
R801
1K
D803
1SS352
R838
10K
R857
100
R859 1K
R861
1K
R860 1K
R827
10K
R884
10K
R881
22(1/2W)
D836 D837 D835 D834 D833 D832 D831
S805
S806
S802
12
11
10 16
15
9
8
7
6
5
14
413
3
2
1
C815
100/16
JL812B
10 9 8 7 6 5 4 3 2 1
JL811B
3 2 1
R851
270
R850
330
R834
2.7K
R878
150
R877
150
R876
150
R875
150
R874
150
R873
150
R872
150
R871
150
Q838
RN1402
Q837
RN1402
Q836
RN1402
Q835
RN1402
Q834
RN1402
Q833
RN1402
Q832
RN1402
Q831
RN1402
D838
C818
104Z
R835
390
U801
GP1UM281XKVF
1
2
3
C816
104Z
R848
560
R849
470
R843
3.3K
R842
6.8K
R847
680
R846
1K
R845
1.2K R844
1.8K
R841
18K
JL813B
3
2
1
D805
JL913B
1 2 3 4 5
R200
3 9
7
82 M
C781
223
C782
223 C784
223
C783
223
R783
1K
R782
470K
JL210A
5 4 3 2 1
JL901A
4
3
2
1
C805
0.22F
To NAAF-9245
(SD-1 : C5) To NAAF-9245
(SD-1 : D5)
To NAAF-9245
(SD-1 : D5)
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
!
NOTE
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
MICROPROCESSOR
MOTOR DRIVER
A
1
2
3
4
5
BCDEFGH

A-9155
SCHEMATIC DIAGRAMS-2
A-9155
U07 INPUT SELECTOR PC BOARD
U05 MICROPROCESSOR PC BOARD
U12
VOLUME PC BOARD
U06
LED PC BOARD
RLGND
DGGND
+12V
SYSOUT
SYSIN
MODE
VOLUP
VOLDN
FLSCK
FLSI
FLSO
FLMD0
RESET
GND
Vdd
SPL_DET
SPR_DET
SEL_CLK
HP_IN
SEL_DATA
TONE_RL
AMUTE
RCPOWER
D_GND
SPADET_RL SPBDET_RL
DEBUG
GND
DEB_X1
DEB_X2
FLMD0
RESET
Vdd
DGND
RI
+12V
RLGND
D_GND
+5V
OUT2 OUT1
TO VOLUME
1.5mm pitch JH
VOLAD
PROTECT_I
PROTECT_I
DG_MUTE
SPA_RL SPB_RL SPA_RL SPB_RL
SP_A
SP_B SP_A
STANDBY
VOL_5V
VOL_GND
+12V
RLGND
NACPU-9251
REMIN
ACPOWER
POFF
SP_B
MUTING
A-9355/A-973 ONLY
A-9355/A-973 ONLY
A-9355
A-9155
ONLY
ONLY
A-9355/A-973 ONLY
OCD1A
ONLY
A-9355/A-973
ONLY
A-9355/A-973
PHONO
CD
TUNER
LOUDNESS
TAPE
DIRECT
MD
PURE DIRECT
LOUDNESS
NASW-9253
ONLY
A-9155
A-973
LED:SEL2E10C-F
DOCK
INPUT SELECTOR
NADIS-9252
STANDBY
NASW-9258
-+
VOLAD
D_GND
+5V
OUT1 OUT2
VOLUME
+9V
FLASH WRITER TO PS-9287
NC
R823
47
R825
47
R852
22 R855
0
R864
1K
C813
104Z
R839
47K
C812
1/50
R892
10K
C806
330/6.3
C807
330/6.3
C801 100/16
C802 104Z
D801
1SS352
L801
NCH-1479
D802
1SS352
C810
104Z
D822
UDZS5.1B
R853
47K
D817
1SS352
D818
UDZS5.6B
R856 220K
Q814
RN2402
R824
47
Q813
RN1404
D816
1SS352
R833
33K
R867
10K
D821
1SR154-400
R894
0
C819
104Z
C820
104Z
C814
1/50
C811
104Z
D823
UDZS5.1B
Q815
RN1407
Q816
RN2402
Q817
RN2402
R829
100
R837
10K
R831
1K
R828
100
R858
100
R862
1K
R863
1K
R865
1K R866
1K
R895
220
R896
220
R897
10K
R898
10K
R868
220
Q802
2I
1G
3
O
Q803
TA7291S
1IN2 2VCC 3OUT2 4NC 5GND 6VS 7OUT1 8VREF 9IN1
JL211C
3 2 1
JL211A
1 2 3 4 5 6 7 8 9 10
JL212A
8 7 6 5 4 3 2 1
C809
104Z
Q821
RN1402
Q822
RN1402
Q823
RN1402
R816
150
R817
150
R802
2.7K
R803
2.7K
C808
104Z
Q811
RN1402
JL813A
1
2
3
P801
8
7
6
5
4
3
2
1
P802
6
5
4
3
2
1
JL812A
1 2 3 4 5 6 7 8 9
10
R820
10K
Q812
RN2402
R819
10K
R812
10K
JL811A
1 2 3
JL913A
5 4 3 2 1
C804
100/16
C817
100/16
C803
10/50
S804 S803
D810 D811 D812
R804
3.3K
R814
220K
R815
220K
R818
3.3K
R832
3.3K
R830
1K
R822
47
Q801
uPD78F0533GK
17 P60/SCL0
18 P61/SDA0
19 P62/EXSCL0
20 P63
21 P33/TI51/TO51/INTP4
22 P77/KR7
23 P76/KR6
24 P75/KR5
25 P74/KR4
26 P73/KR3
27 P72/KR2
28 P71/KR1
29 P70/KR0
30 P06/TO01/TI011
31 P05/SSI11/TI001
32 P32/INTP3/OCD1B
33 34 P50 35 P51 36 P52 37 P53 38 P30/INTP1 39 P17/TI50/TO50 40 P16/TOH1/INTP5 41 P15/TOH0 42 P14/RxD6 43 P13/TxD6 44 P12/SO10 45 P11/SI10/RxD0 46 P10/SCK10/TxD0 47 AVref 48 AVss
49
ANI7/P27
50
ANI6/P26
51
ANI5/P25
52
ANI4/P24
53
ANI3/P23
54
ANI2/P22
55
ANI1/P21
56
ANI0/P20
57
P130
58
P04/SCK11
59
P03/SI11
60
P02/SO11
61
P01/TI010/TO00
62
P00/TI000
63
P141/BUZ/INTP7
64
P140/PCL/INTP6
1 2
P43
3
P42
4
P41
5
P40
6
RESET
7
P124/XT2/EXCLKS
8
P123/XT1
9
FLMD0
10
P122/X2/EXCLK/OCD0B
11
P121/X1/OCD0A
12
REGC
13
Vss
14
Evss
15
Vdd
16
Evdd
D804
1SS352
R801
1K
D803
1SS352
R838
10K
R857
100
R859 1K
R861
1K
R860 1K
R827
10K
R884
10K
R881
22(1/2W)
D836 D837 D835 D834 D833 D832 D831
S805
S806
S802
12
11
10 16
15
9
8
7
6
5
14
413
3
2
1
C815
100/16
JL812B
10 9 8 7 6 5 4 3 2 1
JL811B
3 2 1
R851
270
R850
330
R834
2.7K
R878
150
R877
150
R876
150
R875
150
R874
150
R873
150
R872
150
R871
150
Q838
RN1402
Q837
RN1402
Q836
RN1402
Q835
RN1402
Q834
RN1402
Q833
RN1402
Q832
RN1402
Q831
RN1402
D838
C818
104Z
R835
390
U801
GP1UM281XKVF
1
2
3
C816
104Z
R848
560
R849
470
R843
3.3K
R842
6.8K
R847
680
R846
1K
R845
1.2K R844
1.8K
R841
18K
JL813B
3
2
1
D805
JL913B
1 2 3 4 5
R200
3 9
7
82 M
C781
223
C782
223 C784
223
C783
223
R783
1K
R782
470K
JL210A
5 4 3 2 1
JL901A
4
3
2
1
C805
0.22F
To NAAF-9245
(SD-1 : C5) To NAAF-9245
(SD-1 : D5)
To NAAF-9245
(SD-1 : D5)
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
!
NOTE
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
MICROPROCESSOR
MOTOR DRIVER
A
1
2
3
4
5
BCDEFGH

A-9155
SCHEMATIC DIAGRAMS-3
A-9155
U08
POWER SWITCH
PC BOARD
U10 POWER SUPPLY PC BOARD U11
TRANS. PRI.
TERMINAL
PC BOARD
AC-H
AC-G
AC CABLE
THERMAL
FUSE
POWER TRANSFORMER
P/D-TYPE
W-TYPE 220V
W-TYPE 120V
6
2
4
16
15
13
10
14
7
POWER
NASW-9254
NAPS-9257
T902
TO NAPS-9247
POFF
POWER
POFF
+9V
RLGND
RLGND
POWER
27.7mA
P/G TYPE : NPT-1519GQ
J/D TYPE : NPT-1519JQ
T901
T2.5AL250V
GND
NAPS-9256
T1.6AL250V
F901
TO NACPU-9251
4
6
P913B
P912B
P911B
2
7
P901B
P902B
S901
P901A
P902A
C916
223J
P911A
C904
104Z
R917
33K
R916
18K
R918
27K
D909
UDZS5.1B
C920
2.2/50
+
C918
104J
C919
104J
Q907
S-80127CN
4
OUT
3
NC
2VSS
1VSS
5VDD
D906
RL1N4003
D904
RL1N4003
R909
22(1/2W)
R906
2.2(1/2W)
Q901
DTC123JKA
J931
NC
F903
P900A
2
1
D910
1SS352
D911
1SS352
C917
102J
T901
9 8 6 5
4 1
P912A
D901
1SS352
RL901
1
2 3
4
D908
S1NB60-4062
1
2
4
3
E901
1 3 4
2
C913A
NC
+
C913
3300/16
+
P910
1 2 4
3
P981
WS-CLAMP
JL901B
1
2
3
4
C902
NC
C911
103M/275V
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
AGAINST FIRE HAZARD, REPLACE
VA
FOR CONTINUED PROTECTION
AND RATING INDICATED.
ONLY WITH FUSE OF SAME TYPE
CAUTION
ATTENTION
ET CALIBRATION COMME INDIQUE.
D'INCENDIE, REMPLACER UNIQUEMENT
PERMANENTE CONTRE LES RISQUES
AFIN D'ASSURER UNE PROTECTION
PAR UN FUSIBLE DE MEME TYPE
VA
E LENT.POUR UNE PROTECTION PERMANENTE,N'UTILISER
INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE.
QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST
CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST
FOR CONTINUED PROTECTION AGAINST FIRE
RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL.
HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE
THIS SYMBOL LOCATED NEAR THE FUSE INDICATES
THAT THE FUSE USED IS SLOW OPERATING TYPE
AC IN 230V, 50Hz
OUTLET
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
!
NOTE
A
1
2
3
4
BCDE

A-9155
PACKING PROCEDURE
A-9155(B)
A-9155(B)
A-9155(B)
L
R
A951 A952
A953
A954
A509
A801
A506
A512
A751
A506
A500
A509
A701
A701
A752
A503
(R & L)
Front side
marking
Right side
marking
Front side
Front side
marking
Left side
marking
Front side

A-9155
ONKYO EUROPE UK Office
Suite 1, Gregories Court, Gregories Road, Beaconsfield, Buckinghamshire, HP9 1HQ
UNITED KINGDOM Tel: [phone] Fax: [phone]
ONKYO U.S.A. CORPORATION
18 Park Way, Upper Saddle River, N.J. 07458, U.S.A.
Tel: [phone] Fax: [phone] http://www.us.onkyo.com/
ONKYO EUROPE ELECTRONICS GmbH
Liegnitzerstrasse 6, 82194 Groebenzell, GERMANY
Tel: [phone] Fax: [phone] http://www.eu.onkyo.com/
Sales & Product Planning Div. : 2-1, Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN
Tel: [phone] Fax: [phone]
ONKYO CORPORATION
http://www.onkyo.com/
HOMEPAGE
ONKYO CHINA LIMITED
Units 2102-2107, Metroplaza Tower I, 223 Hing Fong Road, Kwai Chung,
N.T., HONG KONG Tel: [phone] Fax: [phone]
http://www.ch.onkyo.com/