Display Section - Onkyo TX-SA705 Service Manual

A
SCHEMATIC DIAGRAMS-12 (SD-12)

DISPLAY SECTION

1
2
NADIS-9149
3
4
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
NOTE
THE COMPONENTS IDENTIFIED BY MARK
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER)
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
5
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS (
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.
B
HEADPHONE
U07 DISPLAY PC BOARD
+5.0V
DTA114ES
Q7405 Q7151
DTA114ES
J7207
Type
DC Others
C. NO
D7152, D7154 NO YES
NO YES
R7152, R7415
NO YES
Q7151, Q7405
J7207 YES NO
YES
J7208 NO
!
ARE CRITICAL FOR SAFETY.
IS DC VOLTAGE.(NO INPUT SIGNAL).
) ARE IN uF/WV.
NAETC-9153
U11
HEADPHONE JACK
PC BOARD
JL6605A
P7201 5
5 4
022M
4 3
L7201
2 2
3
1
7
L7202
022M
8
L7203
1
022M
E7201
NAETC-8918
U23
SPEAKER TERMINAL
PC BOARD
ZONE 2
L R
4
SPEAKERS
3
2
1
DTC114ES
CEC_LED
Q7152
STBYLED
J7212
ZONELED
GNDLED
LEDPURE
KEY0_2
R7103 R7104 R7105
KEYINT0
560
820
1.2K
NAETC-9161
DISPLAY
U16
PC BOARD
2
1
TX-SR705/SA705
C
NADIS-9148
U06 DISPLAY PC BOARD
R7001
100K
+5.0V
9 9 CEC_LED
8 8 STBYLED
7 7 ZONELED
6 6 GNDCPU
5 5 +BLED
4 4 LEDPURE
3 3 KEY0_2
2 2 KEYINT0
1 1
D
Q7002
F
16-BT-138GNK
49
50 SEG1
SEG19
51 SEG0
SEG2 SE
SEG20
52 VCC2
SE
53 DIG15/SEG39
SE
54 DIG14/SEG38
SE
55 DIG13/SEG37
SE
56 DIG12/SEG36 Q7003
SE
57 DIG11
M66005-0001AHP
58 DIG10
SE
59 DIG9
FL DRIVER
SE
60 DIG8
SE
61
DIG7
SE
62
DIG6 DIG4 SE
63 DIG5
SE
64
SE
104J
C7002 3.3K R7002
C7003 101J 3.3K R7003
C7004 101J R7004
220
C7005 101J 220 R7005