Clarion VRX775VD Service Manual page 39

LCD PWB(B3) section 2/3 LCD PWB(B3) section 2/3
18.5V
5.3V
3.3V
-12V
7.5V
2SC4116
L801
22uH
FL
18.5V C805 0.1
C
3.3V C803 1.0
C
-12V C802 1.0
C
7.5V C801 1.0
C C
5.3V C804 1.0
C822
4.7
TO LCD 1/3 C
LCD GND
PAGE 38
LCD
C-SYNC
VIDEO
CLAMP CLAMP
TP
C806 0.1
D-GND
C
COM COM
5 4
C807 CCT801
100 470X4
B B
6.3V
G G
1 2 3
R R
C808
1.0
R802
1K
R801
4.7K
V-MUTE V-MUTE
Q801
2SC3326
R812
5.6K
COL COL
TP802
R806 TP1.5
39K (F)
HUE HUE
Q802
UM5211
- 39 -
Q803
BRT-R
VR802
CONT
33KB
VR801
33KB
C
C860
1000p
R822 1K
C
R820 560
C824
Q805 820p
UN5111 R821
560K
TP804
TP801
36 35 34 33 32 31 30 29 28 27 26
2.5V COM-
37
ADJ
3.5V
38 COM
1.4V
G-DC-DET
39 SW
C818 0.01 2.3V
C
40 B-IN
C819 0.01 2.3V
C
41 G-IN R-DC-DET
C820 0.01
2.3V
C
42 R-IN
IC802
5.1V
IR3Y29BM
43 VCC1
1.3V
44 F-ADJ
R817 18K (F) 2.6V
45 CLAMP VCO-OUT
3.3V
46 AGC-FIL APC-FIL
1.9V
47 AGC-OUT VCO-IN
2.7V
48
PICTURE
1 2 3 4 5 6 7 8 9 10 11 12
C813
10 10V TAN
Q804
Q807
UM5211
2SA1738
Q806
UM5211
VRX775VD VRX775VD
VRX776VD VRX776VD
C854
BRT-B
BRIGHT
RGB-AMP 10 16V TAN
VR803
VR804
VR805
33KB
22KB
33KB
R859
6.8K
COM COM
R834
18K
GAMMA0
TP806
C
R838 R837
C838
39K (F) 47K (F)
0.01
C839 8 7
R840
TP807
V+ OUT -
0.01
33K (F)
IC804
C
GAMMA2 NJM4565
R839
47K (F) OUT -
1 2
C
C845 C843
TP860
1.0 0.01
LCD B LCD B
25
R843 100
2.6V
24
B-OUT 7.5V
C841
23
VCC2 1.0
2.8V
C
22
2.6V
G-OUT 21
2.9V R846 100
TP861
C
20
LCD G
LCD G
2.6V C842 1.0
R-OUT 19
0V
R847
GND2 18 100
TP862
0V
LCD R LCD R
GND1 17
3.2V
16
2.7V R844 5.6K
15
4.4V
R848
C846
14
8.2K
0.47 25V TAN
3.2V
C
13
TINT
C848
0.1
4 3 2 1
5 6 7 8
X802
4.433618M
C
C850
2p
X801
2.4V
3.579545MHz
R849
47K
(F)
FL+B FL+B
FL GND FL GND
Q811 DIMMER DIMMER
2SC3265
VCOM AC
VR806
22KB
X- X-
XG XG
Y- Y-
Q809 YG YG
2SA1298
X+ X+
R865
100
XR XR
Y+ Y+
R861 5.6K Q808
YR YR
2SC3265
R862
5.6K
6 5
Q810
+
VCOM DC
2SA1298
VR807
2.2KB
+ V-
3 4
50/60 50/60
CLAMP CLAMP
C
C859 VID/RGB VID/RGB
1.0
MODE2 MODE2
MODE1 MODE1
TP852
VCOM-AC
J801
074-2225-95
J901
12.7V
45 FL+B 1
44 FL+B 2
3
43 FL+B
0V
4
42 FL GND
5
41 FL GND
40 FL GND 6
39 FL GND 7
5.0V
38 DIMMER 8
0V
9
37 DIG GND
5.1V
10
36 X-
5.1V
35 XG 11
0V
34 Y- 12
0V
33 YG 13
5.1V
14
32 X+
5.1V
15
31 XR
0V
30 Y+ 16
0V
29 YR 17
0V
28 DIG GND 18
0V
19
27 LCD GND
20
26 LCD GND
25 LCD GND 21
18.2V
24 18.5V 22
5.3V
23 5.3V 23
24
22 5.3V
25
21 3.3V
3.3V
26
20 3.3V
-11.7V
19 -12.0V 27
0V
18 50/60 28
0V
29
17 CLAMP
0V
30
16 VID/RGB
5.1V
15 MODE2 31
5.1V
14 MODE1 32
0V
13 LCD GND 33
LCD R LCD R 2.6V
12 LCD R 34
2.6V
LCD G LCD G
35
11 LCD G
2.6V
LCD B LCD B
36
10 LCD B
0V
9 LCD GND 37
CSYNC CSYNC 0.6V
8 CSYNC 38
COM-FRP COM-FRP 1.6V
39
7 COM-FRP
FRPV
FRPV 1.6V
40
6 FRPV
V-SYNC V-SYNC 3.2V
5 V-SYNC 41
H-SYNC H-SYNC 3.0V
4 H-SYNC 42
NBLK NBLK 0.8V
3 NBLK 43
1.9V
2 VCOM 44
0V
45
1 LCD GND