Schematic Diagram - Display Section - Sony STR-DG910 Service Manual

STR-DG910
5-37. SCHEMATIC DIAGRAM — DISPLAY SECTION — • Refer to page 63 for IC Block Diagrams.
1 2
DISPLAY BOARD
A
2 5 6 7 8 9 10 11
B
R197
3.3
11G
10G
C
33 32 31
9G -18.2
GRID9
34
8G -18.2
35 GRID8
7G
-18.2
36 GRID7
6G -18.2
37 GRID6
5G -18.2
38 GRID5
D
4G -18.2
39 GRID4
3G -18.2
40 GRID3
2G -18.2
41 GRID2
1G -18.2
42 GRID1
C162
5
43 VDD
0.1
44 VSS
IC B/D 1 2 3
E
0
2.8
Q110
D105
2SC1740S-QRT
SELK5E20C-DTP15
F
LED DRIVER
MULTI
CHANNEL
DECODING
CN105
7P
G
AD1
1
PW_SW
2
GND 3
POWER KEY
B1
BOARD TUNING-JOG-A
4
CN102
TUNING-JOG-B
5
(Page 50)
TONE-JOG-A 6
TONE-JOG-B 7
H
STR-DG910
3 4
FL101
VACUUM FLUORESCENT DISPLAY
12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
JW103
30 29 28 27 26 25 24 23
IC103
NJL24H400A
-10.6 9P
SEG9 IC103
22
-14.3 8P
SEG8 21
REMOTE CONTROL
7P
-12.5
SIGNAL RECEIVER
SEG7 20
-6.9 6P 1 2 3
SEG6 19
R120
IC100
-10.6 5P
10
SEG5 18
IC100 -18 4P
SEG4 17
PT6315
-19.8 3P C165 R119
FL DISPLAY DRIVER
10
SEG3 16 100
50V
-16.2 2P
SEG2 15
-8.8 1P
SEG1 14
5
VDD 13
C115
C160
VSS 12
10
0.1
50V
4 5 6 7 8 9 10 11
14 13 12 11 10 9 8
C112 220p
C111 220p
C110 220p
1 2 3 4 5 6 7
CL022
CL023
CL024
CL063
CL064
CL065
CL066
R107 R106 R105 R104 R103
2.2k 1.5k 1k 680 470
2CH A.F.D. MOVIE MUSIC DISPLAY INPUT MODE
5 6 7
39 40 41 42 43 44 45 46 47 48 49 50 53
R198
3.3
RV102
MASTER VOLUME
2
1
3
JW106
RV101
JW102 INPUT SELECTOR
2
1
3
IC101
IC101
TC74ACT08P
BUFFER
JW108
JW107
R102 R101 R110 R109 R108
330 220 470 330 220
- +
AUTO CAL DIRECT MEMORY/ENTER CATEGORY
MODE
CATEGORY
(US,CND)
(US,CND)
DIMMER
SLEEP SUR BACK
(EXCEPT US,CND)
DECODING
(EXCEPT US,CND)
52 52
8 9 10
CN108
3P
CL029
1 F1
CL028
K
3 F2
CL030
4 -20V
(Page 27)
CNS102
27P
1 TONE_JOG_B
2 TONE_JOG_A
CL062
GND
3
4 DCAC SUPPLY
CL061
5 DCAC_ON/OFF
CL058
6 DCAC_MIC_R
CL059
7 DCAC_GND
CL060
8 DCAC_MIC_L
CL046
9 TUNING_JOG_A
CL047
10 TUNING_JOG_B
11 NC
12 GND
C171 220p
DIGITAL
13 GND
U
+3.3V (STBY)
14
15 +5V
CL047 (Page 36)
16 VOL_JOG_2A
CL011
17 VOL_JOG_2B
PW_ON/OFF
18
19 SIRCS_IN
20 AD2
21 AD1
22 FL_LAT
23 FL_DIN
24 FL_CLK
25 INPUT_JOG_4A
26 INPUT_JOG_4B
CL004 27 NC
CN109
6P
CL009
1 MIC_IN_L
CL005
3 GND
CL008
4 MIC_IN_R
A1
CL007
5 MIC_ON/OFF
CL031
(Page 50)
6 SUPPLY +5V
CL032
7 GND
MAIN
BOARD
(2/4)
CNP825
BOARD
(5/5)
CNS505
DCAC
BOARD
CN711