FUNAI Emerson LE220EM3, Service Manual

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10-4
1 2 3 4 5 6
7
8
9
10
11
12
13 14 15 16 18 17
19
20
21
22
23
24
IC4001
CY8C20336A
-24LQXIT
POWER SOURCE MENU SCL SDA CH UP
NU
GND
GND
NU
CH DOWN
VOL UP
VOL DOWN
GND GND
POWER
SOURCE
MENU
CH UP
VDD
CH DOWN
VOL UP
VOL DOWN
NU
1000P
C4052
2 3 1
RS4051
GP1USC32XP
VOUT GND VCC
R4059
OPEN
D4051
19-21SURC
4 LED1
6 KEY-IN1
5 REMOTE
10
C4051
OPEN
C4055
OPEN
C4057
7 GND
3 LIGHT
R4058
OPEN
0.1
C4053
2 P-ON+5V
2 ISSP-SDATA
R4055
OPEN
1K
R4054
10
C4056
CN4001
1 AL+3.3V
R4056
OPEN
R4052
6.8K
CN4003
1 AL+3.3V
R4051
56
R4053
4.7K
R4057
OPEN
0.1
C4054
8 SCL
9 SDA
D4053
OPEN
R4063
0
D4052
OPEN
OPEN
C4058
OPEN
R4062
R4061
OPEN
R4013
100
OPEN
C4006 D4002
OPEN
R4014
2.2K
R4008
18K
R4012
2.2K
R4011
2.7K
R4010
4.7K
R4009
8.2K
OPEN
C4007
OPEN
C4008 D4003
MM5Z5V6B
D4004
MM5Z5V6B
R4021
10
R4022
10
3 ISSP-SCLK
4 GND
R4016
OPEN
R4015
OPEN
R4017
OPEN
R4018
OPEN
2200P
C4002
1
C4001
OPEN
C4003 D4001
MM5Z5V6B
R4005
560
R4003
560
R4001
560
R4007
560
R4006
560
R4004
560
R4002
560
TP4001
TP4003
TP4005
TP4007
TP4006
TP4004
TP4002
1
2
3 4
5
6
IC4051
OPEN
OUT
GND
VCC NU
NU
NU
2
3
1
C B D A
TO DIGITAL MAIN
CBA UNIT CN3101
(NO CONNECTION)
(REMOTE SENSOR)
POWER
(TOUCH SENSOR)
FUNCTION CBA
POWER
SOURCE
MENU
CH UP
CH DOWN
VOL UP
VOL DOWN
3.3
0 0 0 0 0 3.3
3.3
3.3
0
0
0
0
0
0
0
0
1.0
3.3 3.3 3.3 3.3 3.3 3.3
0
3.3
3.3
3.3
3.3
2.0
0
3.3
5.0
FL12.1SCF
Function Schematic Diagram