Onkyo TX-SR308 Service Manual page 17

TX-SA578/608 TX-SR308/508/578/608 HT-R280/380/538/580/680/690/C230/C260 DTR-20.2/30.2
A B
SCHEMATIC DIAGRAMS-6
MPU/ DIR/ DAC Section
1
U0030
MPU, DIR, DAC PC BOARD
TO SD-15a G1 BAHDM-0401
BADG-0364
TO SD-15b G1 BAHDM-0403
P8001A
BADG-0364
+10V
D183 RL1N4003 +12VD D182
1 2 R181 2 1
KDS4148U
4.7(1/2W)
1 MPOWERD
2 +10VS MPOWER
3 GNDDG Q181
4 +12VD_ST KRC105S
Q704
5 POFF
1 8
1OE VCC
2
2 7
1A 2OE
3 6
1B 2B
4 5
GND 2A
1 SPRLF
SN74CB3Q3305PWR
2 SPRLCS
3 SPRLSB
4 SPRLZ2
5 HPDET R702 0 POFF2_2
6 GNDDG
D110 KDS4148U
7 1 2 POFF2_1
UNDER-TOP
+5.6V_MPU D701 1 2 KDS4148U
1
N.C
2 FANCTRL SR-608 ONLY D702 1 2 KDS4148U
3 UPTDET
Q703
4 UPTTXD S812C56AUA
+10S
5 UPTRXD I O
3
UTSP
6 UPTSCL
7 UPTSDA
8 UPTRST
9 UPTDETINT
10 VDSWDCTL
11 VSWSDA
12 VSWSCL
13 VMUT
L747 L743
14 AUX_V
BLM18PG181SN BLM18PG181SN
15 GNDV_AUX
Q702
16 POFF2
S812C33AUA
17
I O
18 +12VD
19 GNDDG
20
21 +5VD_CODEC
22 +5VA_CODEC
23 GNDA
24 Q746
L742
BH33FB1WG
BLM21PG221SN1
1 5
VIN VOUT
4 2
GND
3 4
STBY NC
(DEL)
GNDA
1 LEDPURE
2 REMIN
3 FLDRST
4 FLDCS
5 FLDCLK
6 FLDSDO
7 KEY0
8 KEY1
9 KEY2
10 KEY3
11 +3.3S
12 KEYINT0
13 LEDSTBY
5
14 KEYINT1
15 VOLA
16 VOLB
17
18 GNDDG
L746
19 +5.0VDIS_
BLM18PG181SN
20 LEDZONE2
21 -15V
22 MICOUT
23 +15V
24 MICDET
25 MICMUT
26 AUX_R *COAX2 OPTION
27 LEDTHRU ITEMS ADD/DEL VER.
28 AUX_L L132,C132,C134,C136, ADD OTHERS
29 GNDA_AUX C308,R132,R134,R136
DEL TX-SR308/HT-R380/HT-R538
30 AUX_V R138,R140,R323,L136
31 GNDV_AUX
6
+5.0VA
P131
4 L131 R133 C133 L135
COAX1
LBC2518T2R2M 10 104K
0
2 L132 R134 C134 L136
COAX2
LBC2518T2R2M 10 104K 0
5
OPTION
C802 104Z
+5.0V
R803 NC
7
U131 1
IN
47 R141
3
OPT1
VCC
2
GND
JSR1165-001recieving
L134
U132 1 R142
IN LBC2518T470M
47
3 L133 82K R140
OPT2 VCC
LBC2518T470M
2
GND
JSR1165-001recieving
8
DIGTAL AUDIO SIGNAL(OPT-1)
C D
Rear Front
2 4 6 8 10 12 14 16 18 20 22 24
1 3 5 7 9 11 13 15 17 19 21 23
TO SD-15a H2 BAHDM-0401
TO SD-15b H2 BAHDM-0403 aue9111t24
P8002A
***MPU OPTION RESISOTRS
REF. No. ADD/DEL
R539,R540,R541,R542,R633, TX-SR308 / TX-SR508 / HT-R280/ HT-R380 / HT-R538/ HT-R580/ HT-RC230
ADD
R635,R690 R698,R706
DEL TX-SR578 / TX-SR608 / TX-SA578 / TX-SA608 / HT-R680 / HT-R980 / HT-RC260 / DTR-20.2 / DTR-30.1
R524,R702,R704,R705 ADD TX-SR578 / TX-SR608 / TX-SA578 / TX-SA608 / HT-R680 / HT-R980 / HT-RC260 / DTR-20.2 / DTR-30.1
DEL
TX-SR308 / TX-SR508 / HT-R280/ HT-R380 / HT-R538/ HT-R580/ HT-RC230
ADD DTR-20.2 / DT-R30.2
R637
DEL OTHERS
POFF2_2 (HDMIINT_TX)
0 ***CONNECTION OPTION
REMIN2 R706
MODEL DELETION ITEMS
(HDMIINT_TX)
TX-SR308/SR508 R702,R704,R705
VSWSCL_1
TX-SR578/SR608 R706
R705 0
VSWSCL
C521,R615 (NO MIC)
TX-SR308/HT-R280/HT-R380
+3.3VS HT-R538/HT-RC230 only
(DEL)
R625 47
ROMCS R624 10K 109
R627 0
FLMD1 R626 10K 110
PDL5/AD5/FLMD1
TRGC R628 220 111
PDL6/AD6 109 PDL4/AD4
TRGB R629 220 112
PDL7/AD7
TRGA R630 220 113
PDL8/AD8
47
Z2MUT_C R632 114
PDL9/AD9
47
SBZ2MUT_C R634 115
PDL10/AD10
47
AMUT_C R636 116
PDL11/AD11
47
Z2VOLCLK R637 DTR ONLY 117
PDL12/AD12
47
VOLDATA R638 118
PDL13/AD13
47
VOLCLK R640 R639 10K 119
PDL14/AD14
PRRLF 120
PDL15/AD15
SPRLF R642 220 R641 10K 121
PDH0/A16
SPRLCS 122
R644 220 R643 10K
PDH1/A17
SPRLSB 123
R646 220 R645 10K
+3.3VS PDH2/A18
SPRLZ2 124
R648 220 R647 10K
PDH3/A19
PRERLSB_C 220 125
R692 R649 10K
PDH4/A20
MPOWER 220 R691 10K 126
R650
PDH5/A21
HPDET R651 10K R652 1K 127
PDH6/A22
R653 1M
POFF2_1 R701 0 128
PDH7/A23
R695 220
SEC1H C526 102K 129
P715/ANI15
IPROTECT R654 10K R655 220 130
P714/ANI14
PROTECT R656 220 131
P713/ANI13
MPOWER_W C523 102K R678 10K R657 220 132
P712/ANI12
(DEL) (DEL)
RCPOWER 133
P711/ANI11
R659 27K
UPTDET R658 220 134
P710/ANI10
C524 102K
THERMAL 220 135
R660
P79/ANI9
+3.3VD VOLH 220 136
R661
P78/ANI8
R663 Val R662 Val INT3 137
P77/ANI7
R665 Val R664 Val INT2 138
C525 104Z P76/ANI6
R667 Val R666 Val INT1 139
P75/ANI5
R669 Val R668 Val BAND 140
P74/ANI4
R671 2.7K C518 102K
KEY3 R670 4.7K 141
P73/ANI3
R673 2.7K C519 102K
KEY2 R672 4.7K 142
P72/ANI2
R675 2.7K C520 102K
KEY1 R674 4.7K 143
P71/ANI1
R677 2.7K C527 102K R676 4.7K
KEY0 144
P70/ANI0
* *
+3.3VS
X501
L153
Q153
BLM18PG181SN
C507104Z
R1EX25064ASA00A
ROMCS 1 8
CS Vcc
ROMSDI 2 7
SO HOLD
3 6
WP SCK
4 5 Q601
GND SI
KRC104S
RESET
R502 (FAN CONTROL)
TX-SA578V/TX-SR608/TX-SA608
HT-RC260/DTR-20.2/DTR-30.2 only
DIR_FLR R312 47
DIR_LRCK R313 47
DIR_BCK R314 150 L301 LM182
* *
DIR_MCK R315 150 L302 LM182
DIGSDI R316 47
DIGSDO R317 330
+3.3V
L303 LBC2518T4R7M
DIGCLK R321 330 25
MC/SCL MPIO_B1
DIRCS R322 330 26
MS/ADR1 MPIO_B0
27
MODE MPIO_C3
COAX2 R323 330 28
RXIN7/ADR1 MPIO_C2
COAX1 R324 330 29
RXIN6/ALRCKI0 MPIO_C1
OPTI2 R325 330 30
RXIN5/ABCKI0 MPIO_C0
Q301
OPTI1 R326 330 31
RXIN4/ASCKI0 MPIO_A3
32
RXIN3 PCM9210 MPIO_A2
33
RXIN2 MPIO_A1
R327
DIRRST 34
RST MPIO_A0
35
220
RXIN1 NPCM/INT1
36
VDDRX ERROR/INT0
R331
X171 220
COAX1
COAX2
OPTI1
OPTI2
+5.0VA
+3.3V
+5.0VA
E F
TOP-----------------BOTTOM
2 3 6 7 8
1 4 5
WRITING PORT
P751A
REMARK(MODEL)
100
R723
Q757
KRA107S
KRC107S Q753
KRC102S
Q754
SYSOUT
R727 10K Q756
KRC102S
SYSOUT
DEL ALL VER.
* C517 104Z
* C516 101J
* C515 101J
72 R578 47 FSO
P911A11/SOB3
71 R576 47 FSI
P910/A10/SIB3
70 47 10K DIGCLK
R575 R577
P99/A9/SCKB1
69 47 (DEL) DIGSDO
R574
P98/A8/SOB1
68 220 R693 10K DIGSDI
R573
P97/A7/SIB1/TIP20/TOP20
67 1K R572 27K STEREO
R571 * *
P96/A6/TIP21/TOP21
66 * 1K * R570 27K SD
R569
P95/A5/TIP30/TOP30
65 * 47 * R568 2.2K PLLSDA
R567
P94/A4/TIP31/TOP31
64 R565 * 47 * R566 2.2K PLLSCL
P93/A3/TIP40/TOP40
R564 47
63 R563 10K * SR_RST
P92/A2/TIP41/TOP41
62 R562 10K R561 470 * SR_RXD
P91/A1/KR7/RXDA1/SCL02
61 R560 * 47 R707 1K (del) SR_TXD
P90/A0/KR6/TXDA1/SDA02
R697 47
60 R558 47 R559 2.7K UPTTXD
P81/TXDA3
59 47 UPTRXD
R556 R557 10K
P80/RXDA3/INTP8
58 R553 47 UPTRST
R554 10K
P615
57 R552 10K R696 47 UPTSCL
P614
56 47 R551 10K UPTSDA
R550
P613/TIP81/TOP81
55 R548 220 R586 10K RDSCLK
P612/TIP80/TOP80
Q701
54 CECOUT
C514 101J
P611/TOP71
53 R587 220 R588 10K RDSDATA
MPD70F3746
P610/TIP71
52 C513 101J +3.3VD
P69/TIP70/TOP70
51 R547 220 FLDCLK
P68/SCKB5
50 R546 220 FLDSDO
P67/SOB5
220
49 R545 FLDCS
P53/SIB2/KR3/TIQ00/TOQ00/RTP03/DDO P66/SIB5
40 10K
48 R543 R544 220 FLDRST
39 P52/TIQ03/KR2/TOQ03/RTP02/DDI P65/RTP15
47
38 P51/TIQ02/KR1/TOQ02/RTP01 P64/RTP14
46 ( R542 47 ) ( ) VSWSCL
R635 10K
37 P50/TIQ01/KR0/TOQ01/RTP00 P63/RTP13
47 )
45 ( R541 ( R633 10K ) VSWSDA
P62/RTP12
( )
44 R540 47 R538 10K VDSWDCTL
P61/RTP11
( )
43 R539 47 VMUT
P60/RTP10
42 R537 22K OC_DMS
P55/SCKB2/KR5/RTP05/DMS
41 R536 22K OC_DCK
P54/SOB2/KR4/RTP04/DCK
R535 22K
40 OC_DDO
R534 22K
39 OC_DDI
38 R533 4.7K KEYINT1
37 R532 4.7K KEYINT0
C512 102K
C511 102K
L744
BLM18PG181SN
*FOR TX-SR308/508 APPLICATION
*
R342 0 DAC_MCK
12
11 Q302
10 R308 330 HDMI_FLR
PCM1690
9 R307 330 HDMI_LRCK
1 48
RSV2 RSV2
8 R306 33 HDMI_BCK
C355
2 47
RSV1 VCC2
7 R305 330 HDMI_MCK
C357
3 46 104Z
104Z RSV2 AGND2
6
4 45
5 RSV1 RSV2
5 44
4 * 330 HDMI_SPDIF RSV2 VOUT1-
R304
CX_LRCK 22 R360 6 43
3 R333 330 ARC_SPDIF LRCK VOUT1+
* 22
CX_SCLK R359 7 42
2 BCK VOUT2-
22
DSPSBLR R358 8 41
1 R301 47 DIRINT0 DIN1 VOUT2+
22
DSPSLR R357 9 40
DIN2 VOUT3-
22
DSPCSW R356 10 39
DIN3 VOUT3+
22
DSPFLR R355 11 38
DIN4 VOUT4-
12 37
VDD VOUT4+
C351
13 36
470/10 DGND VOUT5-
104Z
DAC_MCK R354 14 35
SCKI VOUT5+
DACRST 220 C352 15 34
RST VOUT6-
16 33
ZERO1 VOUT6+
17 32
ZERO2 VOUT7-
DACMUT R350 330 18 31
AMUTEI VOUT7+
19 30
AMUTEO VOUT8-
DIGSDO R361 330 20 29
MD/SDA/DEMP VOUT8+
DIGCLK R352 330 21 28
MC/SCL/FMT RSV2
DACCS R351 330 22 27 C356
MS/ADR0/RSV AGND1
47/25
23 26 (508/608 UTSJ)
TEST/ADR1/RSV VCOM
24 25
MODE VCC1
C354
R362
104Z
+3.3V 4.7K +5.0VA
C353
470/10
L401
LBC2518T4R7M L402
LBC2518T4R7M
TX-SA578/608 TX-SR308/508/578/608 HT-R280/380/538/580/680/690/C230/C260 DTR-20.2/30.2
G H I
TO SD-13 H-8 BAAR-0411
9
JL601A JL602A P101A
DTR-20.2
OTHERS
REF. No.
DTR-30.2
R684 R685 DEL
ADD
R684 0 R704 L600 C630 JL602A ADD DEL
*
R685 0
*
C629 104Z
L600
C630 104Z BLM18PG181SN
DEL:TX-SA608
Q762
Q752 Q772 KRA102S
KRA102S
KRA102S
1 1
1
Q761 Q771
Q751 KRC104S KRC104S
KRC104S
1 R762 1 R772
R713
1
2.2K
2.2K
2.2K
AMUT
DEL:TX-SR308/HT-R280
AMUT_C
HT-R380/HT-RC230
SBZ2MUT
HT-R538/TX-SA608
SBZ2MUT_C
Z2MUT
Z2MUT_C
PRERLSB
PRERLSB_C
100 C110 331J
RDSCLK R107
100
RDSDATA R108
Q101
LC72725V
***MUTE DRIVER SECTION OPTION***
1 RDSID 16
REFERENCE No. ADD/DEL VER. RDCL
2
C103 15
ADD OTHERS RDDA RST
C761,C762,Q761,Q762
10/50 3 14
TX-SR308/HT-R280/HT-R380
VREF Xout
R761,R762,R763
DEL HT-R538/HT-RC230/TX-SA608 4 13
L101
MPXIn XIn
BLM18PG181SN 5 12
C771,C772,Q771,Q772 ADD OTHERS
Vdda Vddd
R771,R772,R773 6 11
DEL TX-SA608
Vssa Vssd
C106 7 10
R784 ADD DT-R30.2
FLout MODE
331J 8 9
DEL OTHERS
C In TEST
C113
221J
R560,R561,R564 (SIRIUS)
DD/DC model only
***MPU INITIAL SETTING VALUE***
MODEL
DD PP DD PP MO PP DC PP DD MO DD PP MJJ DC PP DD MJJ
PP
VERSION PB
DC DC PB DC DC MO DC PB
MO
DF MO DF MR DF MO
MR
MR MA MR
MQ MA
MQ MQ
MA MQ
UP R669 33K 10K 33K 10K 10K 10K DEL 10K DEL 10K DEL 10K 10K 33K 10K DEL 10K 10K
BAND
DOWN R668 10K DEL 10K DEL DEL DEL 0 DEL 0 DEL 0 DEL 33K 10K DEL 0 NC 33K
UP R667 DEL DEL NC NC NC NC 33K 33K 33K 33K DEL DEL DEL DEL DEL 10K 10K 10K
INIT1
DOWN R666 0 0 0 0 0 0 10K 10K 10K 10K 0 0 0 0 0 DEL NC NC
UP R665 DEL DEL 33K 33K 33K 33K DEL DEL 33K 33K DEL DEL NC 33K 33K DEL DEL DEL
INIT2
DOWN R664 0 0 10K 10K 10K 10K 0 0 10K 10K 0 0 0 10K 10K 0 0 0
DEL DEL DEL DEL
UP R663 10K 10K DEL DEL DEL DEL DEL DEL DEL DEL DEL DEL DEL DEL
INIT3
DOWN R662 0 0 0 0 DWL 10K 0 0 0 0 0 0 0 0 0 0 0 0
DEL
R802
DEL
R806
ADD
R807
R808 DEL
R810 DEL
R811 ADD
R813 ADD
R822 DEL
R823 ADD
DEL:TX-SR308/HT-R380/HT-R538
R824 ADD
R415
SBL- R475 2
15K 1.8K 1
Q404:B
R405
SBL+ R465 3
15K 1.8K
NJM4580M-D
C470 R482
NJM4580M-D
-15V
22K
R406 R466 10/50
SBR+ 5
15K 1.8K 7
Q404:A
R416 R476
SBR- 6
1.8K +15V
15K
C471 R483
R413
SL- R473 2
10/50 22K
15K 1.8K 1
Q403:B
R403
SL+ R463 3
15K 1.8K NJM4580M-D R499 10
R498 10
NJM4580M-D
R404 R464
SR+ 5
15K
1.8K 7
Q403:A
SR- R414 R474 6
1.8K
15K
R412 R472
C- 2
15K 1.8K 1
Q402:B
R402 R462
C+ 3
15K 1.8K NJM4580M-D
NJM4580M-D
SW+ R407 R467 5
7
15K 1.8K
Q402:A
SW- R417 R477 6
1.8K
15K
*
R430
***LPF OPTION(FL/FR CHANNEL)***
R410 R470
FL- 2
REF. No. TX-SA608 MJJ OTHERS
*
15K 1
Q401:B
C400,C401 331J 471J
R400 R460
FL+ 3
C410,C411
R420 R440 *
15K NJM4580M-D 470J 101J
C420,C421
* *
R420,R421
R421 R441 NJM4580M-D
22K 10K
R430,R431
FR+ R401 * * R461 5
R440,R441
* 7 12K
15K 22K
Q401:A
R411 R471 R450,R451
FR- 6
R460,R461
15K * 2.2K 1.8K
R470,R471
R431 *
J K
TO TUNER PACK
JJ DEL
OTHERS ADD
NOTE
DEL:Deletion
ADD:Addition
DC Canadian model
DD USA model
2SC2235-Y DF Taiwanese model
22(1W)
Q111
R112 MO Saidi Arabian model
MQ Hong kong model
PA Australian model
PB U.K. model
PP
MP CE(European) country model
MR Chinese model
JJ Japanese model
R116
JJ/ DC
DEL
DD/ DF
OTHERS ADD
X101
GNDDG
104Z
C552
BLM18PG181SN 1
C551 104Z
+3.3VD L500 2
THERMAL 3
DD PP DD DD MA
33K 10K DEL DEL 10K
10K DEL 0 0 DEL
10K 10K 10K 10K 10K
10K 10K DEL DEL DEL
DEL DEL 10K 10K 10K
0 0 10K 10K 10K
DEL DEL DEL 10K 10K
0 0 0 10K 10K
*P5504A OPTION
3PIN Socket TX-SR508/TX-SR578/TX-SA578
DEL ADD ADD
TX-SA580/HT-R680/HT-R980
ADD ADD ADD
5PIN Socket TX-SR508/TX-SR578
DEL DEL DEL
7PIN Socket OTHERS
ADD ADD ADD
ADD ADD ADD
DEL DEL DEL
HPDET R823 0
DEL DEL DEL
R807 0
SPRLF
ADD DEL ADD
R811 0 SPRLB_SPB
SPRLZ2
DEL DEL DEL
SPRLCS R813 0
DEL DEL DEL
HPGND R824 0 7
PRERLSB R812 0 6
SR_TXD R810 0 5
SR_RXD R808 0 4
SR_RST R806 0 3
DEL: TX-SA578/TX-SA608
SBZ2MUT R822 0 2
3 NJM4580M-D Z2MUT R801 0 1
R490
1 PRRLF
Q405:A
R802
2 1K 0
DTR30.2/608MJJ
R486 10K
AMUT 9
6 R487 10K VOLH 8
7 R491 SEC1H 7
Q405:B
5 1K IPROTECT 6
NJM4580M-D PROTECT 5
VOLCLK 4
VOLDATA 3
+15V +15V 2
-15V -15V 1
DEL: TX-SA578/TX-SA608
MICOUT 15
AUX_R 14
GNDA_AUX 13
AUX_L 12
DAC_SBL 11
DAC_SBR 10
DAC_SL 9
DAC_SR 8
DAC_C 7
DAC_SW 6
DAC_FL 5
DAC_FR 4
3
VLSC-GND(608MJJ)1117
RTAD 2
LTAD 1
LPF_GND 7
6
TU_LO
5
TUNER_GND 4
TU_RO 3
IR_GND 2
RI 1