Read Sharp LC-15B2E (serv.man2) Service Manual 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
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