Onkyo T-4555 Service Manual page 7

A B
SCHEMATIC DIAGRAM
Q752
1 16-ST-92GN
16G
Q753
2SC2712GR 32 P20
49
D761
50 SEG1 SEG2 31 P21
SEG19 SEG20
51 SEG0 30 P22
SEG21
UDZS8.2B
52 VCC2 29 P23
SEG22
28 P24
53 DIG15/SEG39
SEG23
15G 54 DIG14/SEG38 27 P25
SEG24
14G 55 DIG13/SEG37 26 P26
SEG25
Q751
13G 56 DIG12/SEG36 25 P27
SEG26
C761
12G 24
57 DIG11
M66005 VP
11G 23 P28
58 DIG10 47/50
SEG27
10G 59 DIG9 22 P29
SEG28
9G 60 DIG8 21 P30
SEG29
C768
8G 20 P31
61 DIG7
SEG30
2 47/50
7G 19 P32
62 DIG6
SEG31
6G 63 DIG5 18 P33
SEG32
DIG4 17
5G 64 P34
SEG33
P35
3
2
1
R751
47
U751
C756 103K R754 2.2K
R752
NJL33H380A
220
C757 101J R755 220
C758 none
R756 220
C759 none
R757 220
U02 DISPLAY PC BOARD
3
D962
T-4555(MDC) /
UDZ7.5B
T-4555P / TUN-3.7
T-4555(MPP/MPB) UDZ6.2B EXCEPT W-TYPE
D958 1SS355
R960
0
D957 1SS355
D962
D956 1SS355
D955 1SS355 Q951 W-TYPE
none
ONLY
D952 1SS355
D951 1SS355
R956 R958
none
none
D954 1SS355
R957 C956
none none
D953 1SS355
R952 D960
100 1SS355
(1/2W)
P991
R951
100
(1/2W)
4
EXCEPT W-TYPE
C951
104Z
ONLY
W-TYPE
T902
D961 S901 none
1SS355 240V
P901 P902
RL901
120V
P903
P901 C901
103M/275
J TYPE NPT-1520JQ
5
W TYPE NPT-1520JQ T-4555(MDC) /
T902
P,G TYPE NPT-1520GQ T-4555P / TUN-3.7
T-4555(MPP/MPB)
D TYPE NPT-1520JQ
CAUTION
FOR CONTINUED PROTECTION THIS SYMBOL LOCATED NEAR THE FUSE INDICATES
AGAINST FIRE HAZARD, REPLACE THAT THE FUSE USED IS SLOW OPERATING TYPE
ONLY WITH FUSE OF SAME TYPE FOR CONTINUED PROTECTION AGAINST FIRE FUSE
V A AND RATING INDICATED.
HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE
RATING REFER TO THE MAKING ADJACENT TO THE SYMBOL.
ATTENTION
AFIN D'ASSURER UNE PROTECTION
PERMANENTE CONTRE LES RISQUES
CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST
D'INCENDIE, REMPLACER UNIQUEMENT
A LENT, E POUR UNE PROTECTION PERMANENTE,N'UTILISER
PAR UN FUSIBLE DE MEME TYPE
V A QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST
ET CALIBRATION COMME INDIQUE.
INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE.
C
U03
SWITCH PC BOARD
NASW-8981
D701
SLI-343URC
(RED)
C767
R701 R702
103K
C763 P113B 330 470
P113A
none
1 1
2 2
R761
C765 3 3
none
220 On / Standby Up Genre Down Standby
C764
none
R762
C766
none
220
R711 R712 R713 R714
330 470 560 820
Memory PTY / TP SCAN < Preset >
R721 R722 R723 R724
330 470 560 820
Display Tuning Mode Band < Tuning >
P112B
K2 1
K1 2
K0 3
LEDSTBY 4
FAC2 5
FAC1 6
7
8
9
L752 022M -VP 10
L751 022M +3.3M 11
+3.3S 12
REMIN 13
FLDRST 14
FLDCS 15
FLDCLK 16
FLDSDO 17
SIR-34ST3F
(Infra-RED)
3
NADIS-8980
2
D444
1
P114B
U01 MAIN PC BOARD
NAAR-8979
D841
T-4555(MDC) /
D4SBS4
T-4555P / TUN-3.7
D3SBA20
T-4555(MPP/MPB)
R861
Q952
2SC2712GR
3.9
(1/2W)
5
4
* R841
T901 3
2
NPT-1548 D/P
1
D841
*
F903
none R822,R823 NONE
P913A D822,D823 NONE
none
0.15
D821 RL1N4003
R821 (1/2W)
4
3 R822 none D822 none
F902 2
none
1
R823 none D823 none
P821A
P912A
0.15
none R824 D824 RL1N4003
F901 (1/2W)
R831
C831
+
1 220/63
P911A
(1/2W)
F901
1.25A-SE-EAWK FUSE
R801 D801 RL1N4003
1.25A-SE-TL250V
1
3 (1/2W) D802 RL1N4003
2
1
D803 RL1N4003
P801A R802
1 D804 RL1N4003
(1/2W)
D E
D173
1SS355
Q173
D273
RN2402 UDZS5.1B
R273 100K
Q172
RN1404 R270
10K
R271 10K
81
82
83
84
R184 2.2K
P04/AN04/D4
R185 220 85
P03/AN03/D3
R186 220 86
P02/AN02/D2
R187 220 87
P01/AN01/D1
R188 220 88 M3062LFGPFP
P00/AN00/D0
P07/AN07/D7
R389 89
47K
P107/AN7/KI3 P06/AN06/D6
R390 47K 90
P106/AN6/KI2 P05/AN05/D5
R391 47K 91
P105/AN5/KI1
R192 1K 92
P104/AN4/KI0
93
R393 47K
P103/AN3
R194 1K 94
P102/AN2
R195 1K 95
P101/AN1
96
AVSS
1K 97
R197
P100/AN0
C298 104Z 98
Vref
99
AVcc
100
C299 100/6.3 P97/ADTRG/SIN4
P112A
17 R394 2.7K
16 R395 2.7K
15 R397 2.7K
14
13
12
D212 C312
11
10
10/16
1SS355
9
8
7 X101
6 6.00MHz
5
Q112
4
RN1404
3
2
1
3
2
1
P114A
Q881 Q882
78M05 S-812C33AUA-C2N
I G O I O
R841
RUEF400 (THERMISTOR)
0.22(1/2W)
R843 Q842
2SA1725
0.1
(1/2W) Q841
TA48033AF
R842
I O
G
22
(1/2W)
R844
C842 C843 C844
220
6800/16 10/50 10/50
R844: MPP/MPB model only
R827 Q822
2SA1725
0.1
(1/2W) Q821
78M18
R825 R826
I O
G
3.9 22
(1/2W) (1/2W)
D832
RL1N4003
R832 Q831
22 2SA965
(1/2W)
Q801
78M08
R803
I G O
22
(1/2W)
R804
G
I O
22
Q802
(1/2W) 79M08
F G
50
49
48
47
R147 1K
46 R346 10K
P44/CS0 P50/WRL/WR
Q101 45
P45/CS1 P51/WRH/BHE
R244 10K
44
P46/CS2 P52/RD
43
P47/CS3 P53/BCLK
42
P54/HLDA
41 R241 10K
P55/HOLD
40
P56/ALE
S-24CS16A01-J8V1G
39 R139 1K
P57/RDY/CLKOUT
38
R138 1K
P60/CTS0/RTS0
37
P61/CLK0
36 R136 100
P62/RXD0/SCL0
35 R135 100
P63/TXD0/SDA0
34
R134 47
P64/CTS1/RTS1/CTS0/CLKS1
33 R133 47
P65/CLK1
32 R132 47
P66/RXD1/SCL1
31 R131 47
P67/TXD1/SDA1
16
FORCEOFF
15
VCC
14
GND
D422
13
T1OUT
Q422
12
1SS355
RN2402 FORCEON
11
T1IN
10
INVALID
9
R1OUT
Q421
RN1404
R523
22 (1/2W) R515
C503 22K
R501 3 NE5532AP
C505 R509
2.2K 1
47/50
R517 Q501A
2 47/50 270
22K
R521
22K
R522
22K
R518
6
R510
C506
22K 7
Q501B
R502 C504
5
47/50
270
2.2K 47/50 R516
R524
22K
(1/2W)
22
T-4555
H
APOWER 1
2
FTXD 3
FBUSY 4
VCC 5
FCLK 6
FRXD 7
CNVSS 8
RESET 9
P131A
U04
CONNECTOR PC BOARD
Q102
NAETC-8982
8 1
VCC A0
7 2
WP A1
6 3
SCL A2
5 4
SDA GND
P121A
OP7 1
+18V 2
P111B 3
P111A
27 1 T_GND 4
26 2 5
25 3 VLEVEL 6
24 4 +3.3V 7
23 5 8
22 6 9
21 7 10
20 8 11
19 9 12
18 10 13
17 11 PLLCE 14
16 12 PLLDA 15
15 13 PLLCLK 16
14 14 ATUL 17
13 15 ATUR 18
12 16 TMUT/HDBERST 19
11 17 SD/CCBDI 20
10 18 STEREO/DO 21
9 19 RDSID 22
8 20 RDSCL 23
7 21 RDSDA 24
6 22 I2CCLK 25
5 23 I2CDATA 26
4 24 27
3 25 HDBUSE 28
2 26 HD12V 29
1 27 HDIDMRST 30
P441
R441 22
470 24
21
RI
C455
2
10
C451 1
104Z
U442
P442
PS2501 R442
22
10K 24
IN
21
C452
12V trigger
none
2
10
OUT
1
P443
R443
22
24
100 IN
21
IR
2
D443 10
OUT
C453
none
1
none
R401
1K
1
EN
P401
2
C1+
C403
3
V+
4 C402 1
1/50
C1-
5 1/50 6
C2+
C404
6 C405 2
C2-
1/50
R404
7 1/50 7
V-
220
8 3
R1IN RS232
8
R405
4
9
220
5
R513
R511
P501
100
100
Q503 Q505
3
L
RN1441 RN1441
1
RN1441
RN1441
2
R
Q504 Q506
R512 R514
4
100
100