Sharp LC-13C2E (serv.man2) Service Manual ▷ View online
17
LC-13B2H/M
LC-15B2H/M
LC-20B2H/M
LC-15B2H/M
LC-20B2H/M
6
P.P
Prevention of pop sound
7
VCC
Power supply terminal
8
OUT2
Output terminal 2
9
NC
Not connected
10
PWRGND
GND terminal
11
NC
Not connected
12
OUT1
Output terminal 1
4-14. Description of switching regulator IC (IC3701) VHINJM2377M-1Y terminals
No.
Terminal name
Description
1
IN–
Input terminal
2
F.B
Input terminal
3
GND
GND terminal
4
OUT
Output terminal
5
V+
Power supply terminal
6
CS
Input terminal
7
CT
Input terminal
8
REF
Input terminal
4-15. Description of comb filter video processor IC (IC801) VHIVPC3230D-1Q terminals
No.
Terminal name
Description
1
B_IN
Blue1/Cb1 Analog Component Input
2
G_IN
Green1/Y1 Analog Component Input
3
R_IN
Red1/Cr1 Analog Component Input
4
CB_IN
Blue2/Cb2 Analog Component Input
5
Y_IN
Green2/Y2 Analog Component Input
6
CR_IN
Red2/Cr2 Analog Component Input
7
AGND
Analog Shield GND
8
N.C.
Not connected
9
VSUPCUP
Supply Voltage, Digital Decoupling Circuitry
10
DVCC
Supply Voltage, Digital Circuitry
11
DGND
Ground, Digital Circuitry
12
VSUPD
Ground, Digital Decoupling Circuitry
13
SCL
I
2
C Bus Clock
14
SDA
I
2
C Bus Data
15
RST
Reset Input, Active Low
16
DGND
Test Pin, connect to GND
17
DGND
VGAV Input
18
YC0E
Y/C Output Enable Input, Active Low
19
FFIE
FIFO Input Enable
20
FFWE
FIFO Write Enable
21
FFRSTW
FIFO Reset Write/Read
22
FFRE
FIFO Read Enabble
23
FF0E
FIFO Output Enable
24
CLK20
Main Clock Output 20.25MHz
25
GNDPA
Ground, Pad Decoupling Circuitry
26
VSUPPA
Supply Voltage, Pad Decoupling Circuitry
27
LLC2
Double Clock Output
28
LLC1
Clock Output
29
DVCC
Supply Voltage, LLC Circuitry
30
DGND
Ground, LLC Circuitry
31
Y7
Picture Bus Luma (MSB)
32
Y6
Picture Bus Luma
33
Y5
Picture Bus Luma
34
Y4
Picture Bus Luma
35
DGND
Ground, Luma Output Circuitry
36
DVCC
Supply Voltage, Luma Output Circuitry
18
LC-13B2H/M
LC-15B2H/M
LC-20B2H/M
LC-15B2H/M
LC-20B2H/M
37
Y3
Picture Bus Luma
38
Y2
Picture Bus Luma
39
Y1
Picture Bus Luma
40
Y0
Picture Bus Luma (LSB)
41
C7
Picture Bus Chroma (MSB)
42
C6
Picture Bus Chroma
43
C5
Picture Bus Chroma
44
C4
Picture Bus Chroma
45
DVCC
Supply Voltage, Chroma Output Circuitry
46
DGND
Ground, Chroma Output Circuitry
47
C3
Picture Bus Chroma
48
C2
Picture Bus Chroma
49
C1
Picture Bus Chroma
50
C0
Picture Bus Chroma (LSB)
51
DGND
Ground, Sync Pad Circuitry
52
DVCC
Supply Voltage, Sync Pad Circuitry
53
FIELD
Interlace Output
54
VACT
Active Video Output
55
CPULSE
Front Sync/Horizontal Clamp Pulse
56
HSYNC
Main Sync/Horizontal Sync Pulse
57
VSYNC
Vertical Sync Pulse
58
FPDAT
Front-End/Black-End Data
59
AVCC
Standby Supply Voltage
60
CLK5
CCU 5MHz Clock Output
61
N.C.
Not connected
62
XIN
Analog Crystal Input
63
XOUT
Analog Crystal Output
64
AGND
Analog Shield GND
65
AGND
Ground, Analog Front-End
66
VRT
Reference Voltage Top, Analog
67
I
2
SEL
I
2
C Bus Address Select
68
AGND
Signal Ground for Analog Input, connect to GND
69
AVCC
Supply Voltage, Analog Front-End
70
VOUT
Analog Video Output
71
SC
Chroma/Analog Video5 Input
72
SY
Video1 Analog Input
73
AV1 V
Video2 Analog Input
74
AV2 V
Video3 Analog Input
75
AV3 V
Video4 Analog Input
76
AVCC
Supply Voltage, Analog Component Inputs Front-End
77
AGND
Ground, Analog Component Inputs Front-End
78
VREF
Reference Voltage Top, Analog Component Inputs Front-End
79
OSD_BK
Fast Blank Input
80
AGND
Signal Ground for Analog Component Inputs, connect to GND
4-16. Description of LCD controller IC (IC1201) RH-IX3378CEZZQ terminals
No.
Terminal name
Description
1
GND
GND Grounding
2
GND
GND Grounding
3
GND
GND Grounding
4
TM3
Not used
5
TM2
Gate vertical reverse signal output
6
TM1
Not used
7
SCAN
Not used
8
NBH
Vertical and horizontal display reverse signal input
9
NT/PAL
Not used
10
VS
VSYNC input
19
LC-13B2H/M
LC-15B2H/M
LC-20B2H/M
LC-15B2H/M
LC-20B2H/M
11
FIELD
FIELD determination input
12
GND
GND Grounding
13
HS
HSYNC input
14
HC
Not used
15
LLC1
Clock input 1
16
LLC2
Clock input 2
17
AV0
Active Video Input
18
TST0
Test signal input
19
TST1
Test signal input
20
GND
GND Grounding
21
VDD
SUPPLY 3.3V
22
TST2
Test signal input
23
TST3
Test signal input
24
TST4
Test signal input
25
TST5
Test signal input
26
TST6
Test signal input
27
TST7
Test signal input
28
TST8
Test signal input
29
GND
GND Grounding
30
TSH
Test horizontal synchronization signal input
31
PMOD2
Not used
32
PMOD1
Not used
33
INV OSC
Not used
34
OFL1
OFL1 output
35
OFL2
OFL2 output
36
PC HSY
VGA HSYNC input
37
PC VSY
VGA VSYNC input
38
GND
GND Grounding
39
GND
GND Grounding
40
GND
GND Grounding
41
VDD
SUPPLY 3.3V
42
VDD
SUPPLY 3.3V
43
VDD
SUPPLY 3.3V
44
PC-HSYO
VGA HSYNC output
45
PC-PCLK
VGA PCLK input
46
PC-PDP
VGA PLL phase comparison output
47
PC-CSY
VGA CSYNC output
48
PC
PC/VIDEO switching
49
8MEGA
8MHz reference clock input
50
GND
GND Grounding
51
UV0/R0
Picture Bus Chroma
52
UV1/R1
Picture Bus Chroma
53
UV2/R2
Picture Bus Chroma
54
UV3/R3
Picture Bus Chroma
55
UV4/R4
Picture Bus Chroma
56
UV5/R5
Picture Bus Chroma
57
UV6/R6
Picture Bus Chroma
58
UV7/R7
Picture Bus Chroma
59
VDD
SUPPLY 3.3V
60
GND
GND Grounding
61
Y0/G0
Picture Bus Luma
62
Y1/G1
Picture Bus Luma
63
Y2/G2
Picture Bus Luma
64
Y3/G3
Picture Bus Luma
65
Y4/G4
Picture Bus Luma
66
Y5/G5
Picture Bus Luma
67
Y6/G6
Picture Bus Luma
20
LC-13B2H/M
LC-15B2H/M
LC-20B2H/M
LC-15B2H/M
LC-20B2H/M
68
Y7/G7
Picture Bus Luma
69
GND
GND Grounding
70
B0
BLUE signal input
71
B1
BLUE signal input
72
B2
BLUE signal input
73
B3
BLUE signal input
74
B4
BLUE signal input
75
B5
BLUE signal input
76
B6
BLUE signal input
77
B7
BLUE signal input
78
VDD
SUPPLY 3.3V
79
VDD
SUPPLY 3.3V
80
VDD
SUPPLY 3.3V
81
GND
GND Grounding
82
GND
GND Grounding
83
GND
GND Grounding
84
OOR7 OR5
R data output
85
OOR6 OR4
R data output
86
OOR5 OR3
R data output
87
OOR4 OR2
R data output
88
OOR3 OR1
R data output
89
OOR2 OR0
R data output
90
OOR1
R data output
91
OOR0
R data output
92
GND
GND Grounding
93
OOG7 OG5
G data output
94
OOG6 OG4
G data output
95
OOG5 OG3
G data output
96
OOG4 OG2
G data output
97
OOG3 OG1
G data output
98
OOG2 OG0
G data output
99
OOG1
G data output
100
OOG0
G data output
101
VDD
SUPPLY 3.3V
102
GND
GND Grounding
103
OOB7 OB5
B data output
104
OOB6 OB4
B data output
105
OOB5 OB3
B data output
106
OOB4 OB2
B data output
107
OOB3 OB1
B data output
108
OOB2 OB0
B data output
109
OOB1
B data output
110
OOB0
B data output
111
GND
GND Grounding
112
OCK
Source reference clock
113
SPLS
Sampling start signal output
114
SPRS
Sampling start signal output
115
LBR
Horizontal scanning direction change signal output
116
HGO
Source driver timing signal output
117
HDCK
Not used
118
GND
GND Grounding
119
GND
GND Grounding
120
GND
GND Grounding
121
VDD 5V
SUPPLY 5V
122
VDD 5V
SUPPLY 5V
123
VDD 5V
SUPPLY 5V
124
REVV0
Common reverse timing output
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