V4_Video_Gnd - Onkyo HTR-550 Service Manual

A B
SCHEMATIC DIAGRAMS-4
DISPLAY SECTION
1
NOTE
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>
NC = No mount of parts.
SD-Z : XY
2
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
U06 SWITCH PC BOARD
3
Q7406
DTA114ES
Q7405 Q7151
1 1 1
DTA114ES LIST
J7207
NC
R7103
560
NC
Refer to following table about the parts displayed by mark "LIST".
4
TYPE Q7151 D7153 R7152
MDD, MDC NC NC NC
MPA DTA114ES SDPB3DD0C 120
5
C
NADIS-9148
U05 DISPLAY PC BOARD
R7001
100K
1
+5V
NADIS-9149
NC
NC
2
Q7006
DTC114ES
Q7152
DTC114ES 9 9 CEC_LED
1
8 8 STBYLED
J7212
7 7 ZONELED
6 6 GNDCPU
5 5 +BLED
4 4 LEDPURE
3 3 KEY0_2
R7104 R7105
2 2 KEYINT0
1 1
820 1.2K
S7109
NC
NPS-111-S681
2
NC
1
P7302
D E
Q7001
16BT128GNK
FL TUBE
C7011 223Z
C7012 223Z
R7007 220
C7010
R7008 220
223Z
C7014
223Z
+
C7018
10/50
+
C7013
33/50
49 32
50 31
SEG1
51 30
49 : SEG2 SEG19 : 32
SEG0 SEG21
52 SEG20 : 31 29
VCC2 SEG22
53 28
DIG15/SEG39 SEG23
54 27
DIG14/SEG38 SEG24
55 26
Q7003
DIG13/SEG37 SEG25
56 25
DIG12/SEG36 SEG26
M66005
57 24
DIG11 VP
58 23
FL DRIVER
DIG10 SEG27
59 22
DIG9 SEG28
60 21
DIG8 SEG29
61 20
DIG7 64 : DIG4 SEG32 : 18 SEG30
62 19
SEG33 : 17
DIG6 SEG31
63 18
DIG5
64 17
+5V
C7002 104J R7002 3.3K FLDRST
C7003 101J R7003
3.3K FLDCS
C7004 101J R7004 220 FLDCLK
C7005 101J R7005 220 FLDSDO
NC
R7012
0
3
R7101 R7102
330 470
KEY0
NC
R7107 R7108 R7109 R7110 R7111
KEY1
330 470 560 820 1.2K
NC
R7115 R7116 R7117 R7118 R7119
KEY2
330 560 820 1.2K
470
R7123 R7124 R7125 R7126 R7127
KEY3
330 470 560 820 1.2K
J7009
NC
F G
R7021 R7023
10K 10K
R7024
S7001 10K
4 5
MASTER VOLUME
4 5
S7002
NC
L7032
J7050
+5V L7031
022M
R7045
100
3 U7042
2
1
R7046
1K NC
3
2
1
R7041
100
U7041
3
2
1
R7042
1K
C7303
104Z
C7301 C7302
471J
471J
P7301
R L VIDEO
AUX INPUT
Q7005
+12V
DTA114ES
2 3
Q7007
DTC114ES
1
R7406
330
R7112 R7113
5
2.2K 3.9K R7114
12K 7
6
Q7401:A
NJM4580D-D
R7413
220K
R7414
NJM4580D-D
100K
Q7401:B
R7120 R7121 R7122
3
-12V
2.2K 3.9K 12K
1
2
R7128 R7129 R7130
2.2K 3.9K 12K
HT-R550
H
REMIN 32
FLDRST 31
30
FLDCS
FLDCLK 29
28
FLDSDO
KEY0 27
26
KEY1
KEY2 25
24
KEY3
+5.6S 23
22
KEYINT0
FAC1 21
20
KEYINT1
FAC2 19
-VP 18
VOLA 17
To NADG-9177
VOLB 16
GNDCPU 15
(SD-3 :B1)
MICDET 14
+5VDIS 13
MICMUT 12
-12V 11
MICOUT 10
+12V 9
V4_R 8
MIC_GND 7
V4_L 6
V4_GND 5
V4V 4

V4_VIDEO_GND

3
STBYLED 2
1
V4Y
V4_VIDEO_GND
V4C
ZONELED
OPTF
MASTER_VOL_LED
NC
C7304
104Z
D7301
1SS133
D7302
1SS133
P7401
5
C7401 4
10/50
L7401
+ 2
3 SETUP MIC
R7404 022M
220 7
8
1
L7402
022M