Onkyo HTX-22HDX Service Manual

HTX-22HDX
SCHEMATIC DIAGRAMS - 5.1/8
DISPLAY SECTION (HTX-22HDX)
A
1
2
3
4
5
BCDEFGH
KEYINT0
KEY0
GND
LEDTHRU
+3.3VST
REMIN
LEDSTBY
GND
GND
+5VDIS
-VP
FLDRST
FLDCS
FLDSDO
FLDCLK
FLDRST
FLDCS
FLDSDO
FLDCLK
-VPB
+5VDIS
FAC1
FAC2
BASW-0333
VOL-
VOL+
ON/STANDBY
INPUT
MODE
LISTENING
TO BADG-0327
TO BAPS-0331
BADIS-0332
TO BADG-0327
STANDBY
HDMI THRU
+5.0V
+3.3V
+3.3V
S7501
S7502
S7503 S7504 S7505
R7531
270
R7532
330
R7533
470
R7534
560
P7003A
1
2
3
4
5
P7501A
11
10
9
8
7
6
5
4
3
2
1
Q7501
M66005
49
SEG2
50
SEG1
51
SEG0
52
VCC2
53
DIG15/SEG39
54
DIG14/SEG38
55
DIG13/SEG37
56
DIG12/SEG36
57
DIG11
58
DIG10
59
DIG9
60
DIG8
61
DIG7
62
DIG6
63
DIG5
64
DIG4
1
DIG03
2
DIG02
3
DIG01
4
DIG00
5
_RESET
6
_CS
7
SCK
8
SDATA
9
P1
10
P0
11
VCC1
12
XOUT
13
XIN
14
VSS
15
SEG35
16
SEG34
17
SEG33
18
SEG32
19
SEG31
20
SEG30
21
SEG29
22
SEG28
23
SEG27
24
VP
25
SEG26
26
SEG25
27
SEG24
28
SEG23
29
SEG22
30
SEG21
31
SEG20
32
SEG19
33
SEG18
34
SEG17
35
SEG16
36
SEG15
37
SEG14
38
SEG13
39
SEG12
40
SEG11
41
SEG10
42
SEG9
43
SEG8
44
SEG7
45
SEG6
46
SEG5
47
SEG4
48
SEG3
R7542
1K
C7541
100/6.3
C7542
NC
R7541
120
C7543
102K
U7541
GP1UE271RKVF
1
2
3
Q7505
KTC3875-GR
Q7504
KTC3875-GR
D7503
UDZS3.9B
D7561
SLI-343URC
R7562
2.2K
R7561
2.2K
C7510
104Z
L7502
BLM21PG221SN1
Q7502
1
F11
7
G01
8
G02
9
G03
10
G04
11
G05
12
G06
13
G07
14
G08
15
G09
16
G10
17
G11
18
G12
19
13G
20
14G
21
15G
22
16G
23
NC
24
NC
25
NC
26
P01
27
P02
28
P03
29
P04
30
P05
31
P06
32
P07
33
P08
34
P09
35
P10
36
P11
37
P12
38
P13
39
P14
40
P15
41
P16
42
P17
43
P18
44
P19
45
P20
46
P21
47
P22
48
P23
49
P24
50
P25
51
P26
52
P27
53
P28
54
P29
55
P30
56
P31
57
P32
58
P33
59
P34
60
P35
66
F23
C7508
100/6.3
C7517 104Z
C7516 104Z
R7501
100K
C7513
33/50
C7515
100/16
C7514
104Z
C7512
104Z
C7511
104Z
C7509
104Z
C7502 104Z
C7507
101J
C7505 101J
C7504 101J
C7503 101J
C7501
104Z
R7502 3.3K
R7506
27K
R7505 220
R7504 220
R7503 3.3K
L7501
BLM21PG221SN1
C7524
104Z
R7510
120
C7522 104Z
C7521 104Z
P7004A
1
2
3
C7523
10/50
R7508
470
R7507
470
D7502 UDZS4.3B
D7562
SLI-343Y8C-TE7
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
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

Onkyo HTX-22HDX Specifications