Onkyo TX-8522 Schematic
TX-8522
http://receiverfaq.ru/
A
BLOCK DIAGRAM
1
DVD
2
3
IN
OUT
VIDEO
IN
VIDEO IN / OUT
MONITOR
FM/AM TUNER
PACK
XM RADIO
DD/MDC ONLY
OUT
AUDIO IN / OUT
LA7956
VIDEO
SWITCH
Q253
PHONO
CD
REC
TAPE-1
PLAY
DVD
OUT
VIDEO
REC
TAPE-2
PLAY
IN
Q301
PHONO
EQUALIZER
MON-A
MON-B
TUNL
BCDEFGH
ANALOG
SWITCH
Q302
PHONO
CD
TUNER
RDSCLK
RDSDAT
TMUT
TU-R
TU-L
SD
STEREO
PLLSDO
PLLCLK
XMDACRST
XMCOMSEL
XMERRIRQ
XMSRSEL
XMSRTXD
XMSRRXD
XMRST
GND
+5V_XM
XM_L_OUT
XM_R_OUT
GND_A
SR_L_OUT
SR_R_OUT
+12V
-12V
REC1
PLAY1
DVD
VREC
VPLAY
REC2
PLAY2
To Audio Selector & Phono
STB
DATA
CL
VOLUME
R641
Q481
MOTOR
DRIVE
UP
DOWN
+5.6V
ANALOG SWITCH
MDD/MDC ONLY
Tuner
XM
Sirius
BALANCE
R393
MICROPROCESSOR
Q701
Q401
Q403
R415
Direct
CPU
SP-A RELAY
SP-B RELAY
RELAY
DRIVE
Q591
SPA
RL591
RL592
Q592
SPBTHERM
POWER AMP
PRO
C915
TO POWER AMP
+B1
E
D911
-B1
C916
R409
Q402
BASSTREBLE
POW
Q491
MUTING
MUT
+5V_CPU
+5V_MPU
+5.6V
Q706
Q701
VOLTAGE REGULATOR
Q921
+12V
-12V
D921
+B3
-B3
Q922
D920
D915~8
Q581/582
Q525/6
PROTECT
SPEAKERSPOWER AMP
SPEAKER-A
SPEAKER-B
RELAY
DRIVE
MDD/MDC ONLY
SP IMPEDANCE
RELAY
RL921,RL922
F911
F912
P501
FLAC1
FLAC2
PHONES
P503
Q6380
THERMAL
SENSOR
T901
THERMAL
FUSE
F901 <D>
F902 <P/A>
PRIMARY
PRI RELAY
RL901
SUB
TRANS
T902
Q912
OUTLET
F903
AC_CABLE
4
5
RI
IRIN
IROUT
RI
IRIN
IROUT
ST-BY
LEDSTBY
PUREAUDIO
LEDPURE
REMIN
FLDRST
FLDCS
FLDCLK
FLDSDO
K0
K1
K2
K3
KEYINT0
KETINT1
KEYINT2
KEYINT3
REMOTE
CONTROL
SENSOR
DISPLAY / CONTROL
Q7501
FL DISPLAY
Q7502
FL DRIVER
+5V_CPU
-VP
FLAC1
FLAC2
TACT KEYS
OTHER MODELS
FLAC1
FLAC2
T901
THERMAL
FUSE
TX-8522
A
BCDEFGH
SCHEMATIC DIAGRAM 1 AUDIO SECTION(North American model)
NAAF-8886
PHONO
EQUALIZER
1
R301
1K
C301
471K
C302
471K
R302
1K
P301
L
PHONO
R
R315
330
2
CD
TAPE
-1
REC
L
R
L
R
P302
TAPE
L
-1
PLAY
R
TAPE
L
-2
REC
R
TAPE
L
-2
PLAY
3
R
P303
DVD
L
R
L
VIDEO
OUT
R
L
VIDEO
IN
R
330
R316
R319
2.2K
R320
2.2K
R323
330
330
R324
R327
2.2K
2.2K
R328
R331
330
330
R332
R335
330
330
R336
R339
R340
R343
330
R344
330
2.2K
2.2K
R322
1M
R317
R318
R321
1M
R325
R326
R329
R330
R333
1M
R337
R338
R341
R342
R345
R346
1M
C341
223Z
1M
R334
C342
223Z
1M
1M
1M
1M
1M
1M
1M
1M
1M
1M
1M
C343
223Z
4
5
C303
47/25
R303
56K
R304
56K
R306
220K
C304
47/25
R305
220K
C307
R307
820
C308
C306
C305
152J
100/10
152J
P705B
1
3 4
C309
Q301:B
NJM4558D-X
5
6
C311
682J
182J
R309
470K
R311
100/10
R308
820
R312
R310
39K
470K
C312
C310
182J
682J
8
Q301:A
2
3
4
NJM4558D-X
Q302
TC9273CNG-010
1
VSS VDD
PHONO
2
CD
3
T1 REC
4
T1 PLAY
5
DVD
6
V REC
7
V PLAY
8
TUNER
9
10
T2 REC
11
T2 PLAY
SEL
12
13
GND
14 15
CL
CLK
R349
22K
P704B
2
1
3 4
TO NAVD-8883 (SCH.2)
7
39K
1
2
JL261B
C313
10/50
R313
100K
R314
100K
C314
10/50
STB
DATA
VIDEO
28
27
26
25
24
23
22
21
20
19
18
17
16
DATA
V_GND
+12VA
123
R350
STB
22K
MON-B
MON-A
4
U02
C345
223Z
R351
10
C315
[12V]
220/16
C316
R352
220/16
[-12V]
10
R354
10
C354
22/50
C353
22/50
R353
10
DATA
CLK
+10S
5.6V
RLGND
MPUGND
12345678910111213141516171819
P701B
TO NADG-8876 (SCH.3)
MON-A
MON-B
+12VS
MOTHER
-12V
+12V
AMUT
STB
VOL_UP
VOL_DN
R391
1K
4
1
-12VA
+12VR
12345678910111213
P702B
R451
C451
3.3K
47/25
R453
82K
R459
R454
82K
C452
R452
47/25
3.3K
R442
10
R441 10
C401
47/25
C391
101K
R403
220K
R393
250K
3
8
9
2
BALANCE
C392
101K
R404
220K
C402
47/25
R392
1K
R402
JL613A
SE1H
SP_A
SP_B
DIRECT
PROTECT
+12VA
TS_GND
POFF2
TO NADG-8876 (SCH.3)
MOTHER
R460
3.3K
R401
1K
R419
1K
JL613B
TU_L
TU_GND
Q403:A
NJM2068L-D
3
2
3.3K
6
5
NJM2068L-D
3
2
C405
101K
NJM2068L-D
3.3K
R420
6
5
MTRMTR+
MTRG
L3
E
L2
E
R2
E
R3
TU_R
4
8
Q403:B
4
Q401:A
8
C403
47/25
Q401:A
3.3K
C404
47/25
C406
101K
Q401:B
NJM2068L-D
C648
223Z
[12V]
[-12V]
1
R406
22K
7
22K
C422
R418
R457
3.3K
R407
R417
C421
223J
223J
1K
R458
3.3K
3.3K
R408
3.3K
R461
100K
R462
100K
1K
C456
47/25
R415
100K
C455
47/25
C407
47/25
C408
47/25
1
101K
R455
R456
C454
7
C453
22K
22K
101K
R405
R641
11
12
8
R643
8.2K
Q921
BAJ2DD0T
I
O
3
1
2
C922
G
33/50
C923
G
10/50
1
2
3
I
O
Q922
79M12
C930
Q924
2SA965-Y
R934
100(1/2W)
-VP
FLAC1
FLAC2
123
223Z
JL716B
3.3K
(1/4W)
R932
330K
C931
223Z
TO_NADIS-8887(SCH.2)
1
2
3
TREBLE
8
4
9
7
6
5
39
4 7
C920
474J
C921
223Z
D922
MTZJ33D
R931
R933
22(1/2W)
1
2
3
BASS
8
4
9
7
6
5
1
R644
C928
100/50
D921
RL1N4003
GP104003E
8
10
5
3
12
RL450
D450
C459
103J
R411
1.2K
C411
47/25
C433
103J
R409
100K
C434
103J
C412
R412
47/25
1.2K
VOLUME
6
52
8.2K
NAAF-8888
R919
1(1/2W)
D920
RL1N4003
GP104003E
C926
100/50
9
4
1
Q452
DTC123JS
8
2
3
4
R413
100K
R414
100K
5
6
Q402:B
NJM2068L-D
P641
WS-CLAMP
U023
P642
WS-CLAMP
D918
D3SBA20
C918
4700/35
C919
330/35
J903
Q402:A
1
NJM
2068L-D
7
D924
RL1N4003
GP104003E
C423
223Z
SE1H
C924
334J
C925
D924
R924
560(1/2W)
334J
C415
220/16
C416
Q491
220/16
RN12
41-A
Q492
C424
RN1241-A
223Z
KRA102M
R435
220K
1/50
C442
DIRECT
Q493
R436
2.2K
C941
10/50
D491
1SS133
Q481
TA7291SG
IN2
VCC
123456789
AMUT
VOL_DN
C915
10000/69
D10XB60H
2
D911
1
C915
3
P918
BUS
C916
10000/69
RLGND
E591
C971
223Z
47/100
47K
R491
R492
47K
OUT2
C441
100/16
4
334J/100V
DTC123JS
1SS133
D984
C982
222J
C527
C528
MOTOR DRIVE
VSNCOUT1
GND
JL918A
JL918B
R925
10(1/2W)
334J/
C912
100V
D951
1SS133
C911
Q925
D983
1SS133
J593
4.7/50
C953
+
R953
R565
120K
R501
C501
47/50
470
R503
27K
C503
101K
C513
47/25
47/100
+
R566
120K
R502
C502
47/50
470
R504
27K
C504
101K
C514
47/25
+
VREF
IN1
VOL_UP
NAPS-8889
D912
D10
XB60
H
134
1
2
3 4
P919
E592
D953
1SS133
100K
+
[-55.8V]
R563
100K
+
[-55.8V]
R564
100K
2
RL921
3
4
1
RL922
(1/2W)
2.2
R952
D954
MTZJ4.7B
R577
120K
Q501
2SC2240-BL
R505
10
C507
NONE
Q505
2SC2240-GR
BL
Q529
2SC2458-GR
R578
120K
Q502
2SC2240-BL
R506
10
C508
NONE
Q506
2SC2240-GR
BL
Q530
2SC2458-GR
U024
8A/125V
2
1
4
32
R951
D952
R517
1K
[55.8V]
R50747R509
R511
5.6K
[-22.8V]
R518
1K
[55.8V]
R508
47
R512
5.6K
[-22.8V]
F911
8A/125V
F912
P916B
P915B
S1GND
JL913B
FLAC2
FLAC1
2.2
(1/2W)
1SS133
R519
1K
[55.8V]
Q503
2SC2240-BL
47
[-0.6V]
R529
R561
270
BL
R520
1K
[55.8V]
Q504
2SC2240-BL
R510
47
[-0.6V]
R530
R562
270
BL
P914B
C511
NONE
(1/2W)
1SS133
C512
NONE
(1/2W)
1SS133
2SA949Y
Q507
56
D511
2SA949Y
Q508
56
D512
R521
82
(1/2W)
[56.3V]
R515
[0.6V]
1K
C597
NONE
+
C505
220/25
Q509
2SA949Y
[-55.7V]
R525
68
(1/2W)
R522
82
(1/2W)
[56.3V]
R516
[0.6V]
1K
C598
NONE
+
C506
220/25
Q510
2SA949Y
[-55.7V]
R526
68
(1/2W)
JL917A
JL917B
P915A
P914A
JL913A
R523
82
(1/2W)
[56.3V]
2SA949Y
C523
020C
C521
10/50
+
R531
18K
Q515
2SC2229-Y
R527
82
(1/2W)
R524
82
(1/2W)
[56.3V]
2SA949Y
C524
020C
C522
10/50
+
R532
18K
Q516
2SC2229-Y
R528
82
(1/2W)
NAPS-8887
P916A
[1.2V]
Q513
R535
18K
C595
NONE
C515
101K
[1.2V]
Q514
R536
18K
C596
NONE
C516
101K
U022
J991
C991
C992
104J
J992
F913
4A125V
4A125V
2SC1740S_S
R585
470
2SC1740S_S
R586
470
104J
F914
R923
5.6(1/2W)
R587
2K
3.3K
[-1.2V]
R588
2K
3.3K
[-1.2V]
R591
Q531
2.2
(1/4W)
R581
5.6K
R513
R583
3.9K
R533
C529
R543
NONE
220
(1/2W)
Q533
R589
R592
Q532
2.2
(1/4W)
R582
5.6K
R514
R584
3.9K
R534
C530
NONE
R544
220
(1/2W)
Q534
2SC1740S_S
R590
18
17
16
15
14
13
12
11
10
9
8
[57.6V]
Q517
2SC5171
Q521
[0.6V]
56K
56K
[-0.6V]
2SC1740S_S
[0.6V]
56K
[-0.6V]
2SC5200
R579
R539
100
2.2
P511
(1/2W)
ID+
ID-
[0V]
R547
0.22(5W)
C509
+
10/50
R541
(1/2W)
2SC5171
R540
2.2
(1/2W)
R548
56K
0.22(5W)
C510
+
10/50
R542
(1/2W)
POWER TRANSFORMER
NPT-1543D
18
17
16
15
14
13
12
11
10
9
8
2.2
Q519
2SA1930
Q518
[0V]
2.2
Q520
2SA1930
T901
3
5
THERMAL
7
P597A
NONE
Q523
2SA1943
Q522
2SC5200[T5,P5]
2SC5197[T2.P2]
R580
100
P512
ID+
ID-
P598A
NONE
Q524
2SA1943
FUSE
P597B
NONE
[-57.6V]
[57.6V]
P598B
NONE
[-57.6V]
Q527
R551
2SC2229-Y
33K
-O
R545
22K
J691
NONE
2
1
L501
ID ADJ
R567
22
R569
22
R553
47K
C517
R549
R555
473J
8.2
2.7K
(1W)
C519
104J
Q528
R552
2SC2229-Y
33K
-O
R546
22K
J692
NONE
2
1
L502
ID ADJ
R568
22
R570
22
R554
R550
47K
2.7K
C518
R556
473J
8.2
(1W)
C520
104J
C581
100/16
MPUGND
3
PRIMARY
7
TO NAPS-8880 (SCH.-4)
R593
(1/2W)
2.2
R571
33K
Q582
2SC2240
Q581
2SC2240
R598
390(1W)
JL711B
TO NAETC-8882(SCH.-2)
R573
10K
R572
22K
R594
2.2
(1/2W)
R574
47K
D571
MTZJ5.1B
R599
390(1W)
321
HP
C582
223Z
R575
220K
Q583
2SA970
SPEAKERS
P501
AB
LL
91068245
C532
102J
RL592
4
3
C592
103J
10
(1/2W)
Q592
DTC123JS
PROTECT
7
R595
R
5
2
16
C583
1/50
R
3
1
C531
102J
C534
102J
C533
102J
RL591
4
3
6 1
D591 D592
C591
103J
Q591
DTC123JS
SP_A
C536
102J
C535
102J
5
2
SP_B
RLGND
TX-8522
A
SCHEMATIC DIAGRAM 1
NAAF-8886
PHONO
EQUALIZER
1
P301
L
PHONO
R
R315
C317
330
2
CD
TAPE
-1
REC
L
R
L
R
P302
TAPE
L
-1
PLAY
R
TAPE
L
-2
REC
R
TAPE
L
-2
PLAY
3
R
P303
DVD
L
R
L
VIDEO
OUT
R
L
VIDEO
IN
R
4
5
330
R316
R319
2.2K
R320
2.2K
R323
330
330
R324
R327
2.2K
2.2K
R328
R331
330
330
R332
R335
330
330
R336
R339
[330]
R340
2.2K
[330]
R343
330
R344
330
101K
C318
C321
101K
C322
C326
C328
2.2K
C331
C332
101K
R322
101K
C325
101K
C327
101K
R317
R318
1M
R326
R330
R333
R342
R345
R346
101K
101K
R321
1M
R325
R329
1M
R337
R338
101K
R341
BCDEFGH
AUDIO SECTION(Europe and Australian models)
C305
C307
R307
820
C308
C306
152J
100/10
152J
P705B
1
3 4
C309
Q301:B
NJM4558D-X
5
6
C311
682J
182J
R309
470K
R311
100/10
R308
820
R312
R310
39K
470K
C312
C310
182J
682J
8
Q301:A
2
3
4
NJM4558D-X
Q302
TC9273CNG-010
1
VSS VDD
PHONO
2
CD
3
T1 REC
4
T1 PLAY
5
DVD
6
V REC
7
V PLAY
8
TUNER
9
10
T2 REC
11
T2 PLAY
SEL
12
13
GND
14 15
CL
CLK
R349
22K
P704B
2
1
3 4
TO NAVD-8883 (SCH.2)
7
39K
1
2
JL261B
C313
10/50
R313
100K
R314
100K
C314
10/50
STB
DATA
VIDEO
28
27
26
25
24
23
22
21
20
19
18
17
16
DATA
V_GND
+12VA
123
R350
STB
22K
MON-B
MON-A
4
U02
C345
223Z
R351
10
C315
[12V]
220/16
C316
R352
220/16
[-12V]
10
R354
10
C354
22/50
C353
22/50
R353
10
DATA
CLK
+10S
5.6V
RLGND
MPUGND
12345678910111213141516171819
P701B
TO NADG-8876 (SCH.3)
MON-A
MON-B
+12VS
MOTHER
-12V
+12V
AMUT
STB
VOL_UP
VOL_DN
+12VR
R301
1K
1M
C341
223Z
1M
R334
C342
223Z
1M
1M
1M
1M
101K
1M
C301
471K
C302
471K
R302
1K
1M
1M
1M
1M
1M
1M
C343
223Z
C303
47/25
R303
56K
R304
56K
R306
220K
C304
47/25
R305
220K
R451
C451
3.3K
C457
47/25
101K
R453
82K
C458
R454
101K
82K
C452
R452
47/25
R442
10
R441 10
R391
C401
47/25
1K
C391
101K
R393
250K
3
8
4
9
2
1
R403
220K
BALANCE
C409
101K
C392
101K
R404
220K
C410
101K
C402
47/25
R392
1K
JL613A
SE1H
SP_A
SP_B
DIRECT
PROTECT
+12VA
-12VA
12345678910111213
TO NADG-8876 (SCH.3)
P702B
TS_GND
POFF2
MOTHER
R459
R460
3.3K
3.3K
R401
1K
R419
R402
1K
TU_L
JL613B
3.3K
3.3K
MTRMTR+
MTRG
L3
E
L2
E
R2
E
R3
TU_R
TU_GND
Q403:A
NJM2068L-D
4
3
1
C453
2
101K
8
R455
22K
R456
22K
6
C454
5
7
101K
Q403:B
NJM2068L-D
4
3
1
2
Q401:A
8
C405
R405
101K
C403
47/25
Q401:A
NJM2068L-D
3.3K
R420
C404
47/25
R406
22K
C406
101K
6
7
5
Q401:B
NJM2068L-D
C648
223Z
[12V]
C922
33/50
C923
10/50
[-12V]
R932
330K
C931
223Z
-VP
TO_NADIS-8887(SCH.2)
R457
3.3K
R461
100K
R462
100K
R458
3.3K
R407
3.3K
22K
R417
1K
C421
223J
C422
223J
R418
1K
R408
3.3K
11
12
8
Q921
78M12
O
3
2
G
G
1
3
O
Q922
79M12
C930
Q924
2SA965-Y
R934
100(1/2W)
FLAC1
FLAC2
123
JL716B
C456
R415
100K
R643
8.2K
1
2
223Z
C455
47/25
47/25
C408
47/25
R641
I
I
C407
47/25
2
3
7
6
5
D922
MTZJ33D
R931
3.3K
(1/4W)
R933
22(1/2W)
1
TREBLE
8
8
4
4
9
9
39
4 7
1
C920
223Z
C921
223Z
GP104003E
10
12
C411
47/25
1
2
3
R409
100K
BASS
7
6
5
C412
47/25
6
52
R644
8.2K
NAAF-8888
C928
100/50
D921
RL1N4003
8
5
3
RL450
D450
C459
103J
R411
1.2K
C433
103J
C434
103J
R412
1.2K
VOLUME
R919
1(1/2W)
D920
RL1N4003
GP104003E
C926
100/50
9
4
1
Q452
DTC123JS
8
2
3
4
R413
100K
R414
100K
5
6
Q402:B
NJM2068L-D
P641
WS-CLAMP
U023
P642
WS-CLAMP
D918
D3SBA20
C918
C919
330/35
C918
1000/35
J903
Q402:A
1
NJM
2068L-D
7
D924
RL1N4003
GP104003E
C423
223Z
C924
334J
C925
D924
R924
560(1/2W)
334J
C415
220/16
C416
Q491
220/16
RN12
41-A
Q492
C424
RN1241-A
223Z
KRA102M
R435
220K
1/50
C971
C442
DIRECT
Q493
R436
2.2K
C941
10/50
D491
1SS133
Q481
TA7291SG
IN2
VCC
123456789
AMUT
VOL_DN
D911
D10XB60H
2
8200/56
1
C915
3
P918
BUS
C916
8200/56
E591
223Z
47K
R491
R492
47K
OUT2
C441
100/16
4
1SS133
C982
222J
D984
C527
47/63
C528
MOTOR DRIVE
VSNCOUT1
GND
C912
334J/50V
C911
334J/50V
D983
1SS133
J593
4.7/50
C953
+
R953
47/63
100K
R501
470
R503
27K
R502
470
R504
27K
VREF
R565
120K
C513
47/25
R566
120K
C514
47/25
D953
C501
47/50
+
C503
101K
[-55.8V]
+
R563
100K
C502
47/50
+
C504
101K
[-55.8V]
+
R564
100K
IN1
VOL_UP
E592
1SS133
MTZJ4.7B
(1/2W)
2.2
R952
D954
R577
120K
Q501
2SC2240-BL
R505
10
C507
NONE
Q505
2SC2240-GR
BL
Q529
2SC2458-GR
R578
120K
Q502
2SC2240-BL
R506
10
C508
NONE
Q506
2SC2240-GR
BL
Q530
2SC2458-GR
R951
D952
R517
1K
[55.8V]
R50747R509
R511
5.6K
[-22.8V]
R518
1K
[55.8V]
R508
47
R512
5.6K
[-22.8V]
P916B
P915B
S1GND
P914B
JL913B
FLAC2
FLAC1
2.2
(1/2W)
1SS133
R519
1K
Q503
47
BL
R520
1K
Q504
R510
47
BL
2SA949Y
Q507
C511
[55.8V]
NONE
2SC2240-BL
[-0.6V]
R529
(1/2W)
56
D511
1SS133
R561
270
2SA949Y
Q508
C512
[55.8V]
NONE
2SC2240-BL
[-0.6V]
R530
(1/2W)
56
D512
1SS133
R562
270
R521
82
(1/2W)
[56.3V]
R515
[0.6V]
1.5K
C505
220/25
2SA949Y
[-55.7V]
R525
68
(1/2W)
R522
82
(1/2W)
[56.3V]
R516
[0.6V]
1.5K
C506
220/25
2SA949Y
[-55.7V]
R526
68
(1/2W)
P915A
P914A
JL913A
C597
NONE
+
Q509
C598
NONE
+
Q510
P916A
R523
82
(1/2W)
[1.2V]
[56.3V]
Q513
2SA949Y
C523
020C
R535
C521
18K
10/50
+
C595
R531
NONE
18K
C515
101K
Q515
2SC2229-Y
R527
82
(1/2W)
R524
82
(1/2W)
[1.2V]
[56.3V]
Q514
2SA949Y
C524
020C
R536
C522
18K
10/50
+
C596
R532
NONE
18K
C516
101K
Q516
2SC2229-Y
R528
82
(1/2W)
NAPS-8887
U022
J991
C991
104J
C992
104J
J992
R922
0.47(1/2W)
R921
0.47(1/2W)
Q531
2SC1740S_S
R581
5.6K
R583
3.9K
R585
820
C529
NONE
R587
2K
R589
3.3K
[-1.2V]
Q532
2SC1740S_S
R582
5.6K
R584
3.9K
R586
820
C530
NONE
R588
2K
R590
3.3K
[-1.2V]
R923
5.6(1/2W)
Q517
R591
2SC5171
2.2
(1/4W)
[0.6V]
R539
2.2
(1/2W)
R513
56K
[0V]
R547
R533
0.22(5W)
56K
C509
R543
+
10/50
220
(1/2W)
R541
[-0.6V]
Q533
2.2
2SC1740S_S
(1/2W)
Q519
2SA1930
Q518
R592
2SC5171
2.2
(1/4W)
[0.6V]
R540
2.2
(1/2W)
R514
56K
[0V]
R548
R534
56K
0.22(5W)
C510
R544
+
10/50
220
(1/2W)
R542
[-0.6V]
2.2
Q534
(1/2W)
2SC1740S_S
Q520
2SA1930
POWER TRANSFORMER
T901
NPT-1543P
18
17
17
16
16
15
15
14
14
13
12
12
11
11
10
10
9
9
8
8
3
5
THERMAL
7
Q521
2SC5200
R579
100
P511
ID+
ID-
P597A
NONE
Q523
2SA1943
Q522
2SC5200[T5,P5]
2SC5197[T2.P2]
R580
100
P512
ID+
ID-
P598A
NONE
Q524
2SA1943
FUSE
[57.6V]
Q527
2SC2229-Y
-O
R545
22K
2
1
L501
ID ADJ
R567
R569
P597B
NONE
R553
47K
C517
R549
R555
3.3K
473J
8.2
(1W)
C519
104J
[-57.6V]
[57.6V]
Q528
2SC2229-Y
-O
R546
22K
2
1
L502
ID ADJ
R568
R570
P598B
NONE
R554
47K
C518
R550
R556
3.3K
473J
8.2
(1W)
C520
104J
[-57.6V]
C581
100/16
MPUGND
3
PRIMARY
7
TO NAPS-8880 (SCH.-4)
R551
33K
J691
NONE
22
22
R552
33K
J692
NONE
22
22
R571
33K
Q582
2SC2240
R598
390(1W)
TO NAETC-8882(SCH.-2)
2.2
R593
(1/2W)
R572
Q581
2SC2240
MTZJ5.1B
JL711B
22K
HP
R573
R594
(1/2W)
R574
47K
D571
321
10K
2.2
R599
390(1W)
C582
223Z
R575
220K
Q583
2SA970
SPEAKERS
P501
AB
LL
91068245
C532
102J
RL592
4
3
C592
103J
10
(1/2W)
Q592
DTC123JS
PROTECT
7
R595
R
5
2
16
C583
1/50
R
3
1
C531
102J
C534
102J
C533
102J
RL591
4
3
6 1
D591 D592
C591
103J
Q591
DTC123JS
SP_A
C536
102J
C535
102J
5
2
SP_B
RLGND
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