Sharp XL-30H Service Manual page 27

LCD DISPLAY
2 4 6 8
1 3 5 7 9 10
99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76
100
EG0
OM3
5V
OM2
5V
OM1
5V
OM0
5V
LC3 0V
LC2 1.7V
LC1 3.3V
DD 5V
SC2 2.6V
SC1 2.6V
SS 0V
IC701
2.4V
O 1.9V IX0027SJ
MOD 0V SYSTEM CONTROL
REF 0V
MICROCOMPUTER
LID_SW
EY1 5V
EY2
5V
ODEL 5V
LID_PRO
NC
APE_SW
V
SM
6V
REF+
V
26 27 28 29 30 31 32 33 34 35 36 37
+B
+B
+B
7
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LCD701
11 12 13 14 15 16 17 18 19 20 21 22
SEG24
SEG25
SEG26
2.5V SEG27
2.5V SEG28
2.5V SEG29
2.5V SEG30
2.5V SEG31
2.5V SEG32
2.5V SEG33
5V CCE
4V BUCK
4.3V BUS3
4.3V BUS2
4.3V BUS1
BUS0
4.3V
5V CD_STB
5V CD_RES
PU_IN
5V
CLID_DW
CLID_UP
0V
MVOL_DW
0V MVOL_UP
5V MVOL_IND
BACK_LIGHT
38 39 40 41 42 43 44 45 46 47 48 49 50
CD+B
BIAS
STEREO
RUN_PLS
MVOL_IND
MVOL_UP
MVOL_DW
REC
B_CAN
P_STB
P_MUTE
MOT
SOL
CE
CL
DO
DI
TAPE_SW
CLID_SW
8 9
Figure 27 SCHEMATIC DIAGRAM (4/6)
23 24
75
2.5V
74
2.5V
73
NC
72
NC
71
NC
70
NC
69
NC
68
NC
67
NC
CCE
R761
66
1K
BUCK
R774
65
1K
BUS3
R762
64
1K
BUS2
R763
63
1K
BUS1
R764
62
1K
BUS0
R765
61
1K
CD_STB
R766
60
1K
CD_RES
R767
59
1K
PU_IN
58
R768
57
NC
1K
56 R771
NC
1K
55
R772
54
1K
53
R773
NC 52
1K
51
5V
R785
1K
SD
+B
+B
10
– 27 –
XL-30H/30W
DISPLAY PWB-A2
BI702 CNS702
CLID_SW
10
10
CD_RES
9
CCE
8
BUCK
7
BUS3
6
BUS2
5
BUS1
4
BUS0
3
CD_STB
2
PU_IN
1
R784
47K CNS703
TAPE_SW
11
A_12V
+B
10
M_12V
+B
9
D_GND
8
U_CON5V
7
SOL
6
MOT
5
REC
4
RUN_PLS
3
BIAS
2
B_CAN
1
9
SD
STEREO
DO
CL
CE
DI
CD+B
P_MUTE
P_STB
1
CFW704
+B
+B
11 12
9
8
7
6
5
4
3
2
1