50
6.
Block Diagrams, Test Point Overview, and Waveforms
Wiring Diagram 47” (VE
8
)
LCD DI
S
PLAY
(1004)
I_17661_024.ep
s
1
8
040
8
WIRING DIAGRAM 47
”
(
S
TYLING VE8)
J1
1. GND
2. KEYBOARD
3
. +
3
V
3S
TBY
4. INTERRUPT
CONTR
OL BO
ARD
T
A
CT
S
W
(1110)
E
+ -
+ -
1M84
(AL
3
)
20. N.C.
19. GND
1
8
. +24V
17. +24V
16. ENABLE
15.
S
DA
14.
S
CL
1
3
.
S
EL
4. +
3
V
3
1. PWM
3
_
8
_R
1M59
(AL
3
)
1.
S
CL
2. GND
3
.
S
DA
4. CONTROL1
5. CONTROL2
6. +
3
V
3
7. GND
1M90
(AL
3
)
1. +24V
2. GND
3
. +24V
4. GND
5. +24V
6. GND
AMBI-LIGHT UNIT
(1172)
AMBI-LIGHT UNIT
(117
8
)
AMBI-LIGHT UNIT
(1177)
1M84
(AL
3
)
1. PWM1_R
4. +
3
V
3
1
3
.
S
EL
14.
S
CL
15.
S
DA
17. +24V
16. ENABLE
1
8
. +24V
19. GND
20. N.C.
1
3
19
BA
CKLIGHT
CN7
8
. N.C.
7. BOO
S
T
6. DIM
5. LAMP ON/OFF
4. GND
3
. GND
2. +12V
1. +12V
S
C1
2.
L
1.
N
P402
1.
V
-LAMP
2.
V
-LAMP
3
.
V
-LAMP
CN6
11. -V
S
ND
10. GND-
S
ND
9. +V
S
ND
8
. +12V
7. +12V
6. +12V
5. GND
4. GND
3
. GND
2.
S
TANDBY
1.
3
V
3
-
S
TANDBY
1M99
(B01B)
8
. BACKLIGHT-PWM-ANA-DI
S
P
7. BACKLIGHT_BOO
S
T
6. BACKLIGHT-OUT
5. LAMP-ONOFF
4. GND
3
. GND
2. +12VD
1. +12VD
1M95
(B01B)
11. -AUDIO-POWER
10. GND
9. +AUDIO-POWER
8
. +12V
7. +12V
6. +12V
5. GND
4. GND
3
. GND
2.
S
TANDBY
1. +
3
V
3
-
S
TBY
1M20
(B06B)
1.
LIGHT_
S
EN
S
OR
2.
GND
3
. R
C
4.
LED2
5.
+
3
V
3S
TBY
6.
LED1
7.
KEYBO
ARD
8
. +5V
9.
N.C
.
1M59
(B06A)
1.
S
CL-AMBI-
3
V
3
2.
GND
3
.
S
D
A-AMBI-
3
V
3
4.
GND
5.
GND
6.
+
3
V
3
7.
GND
17
3
5
(B10A)
4. RIGHT-
S
PEAKER
3
. -
S
PEAKER-POWER
2. -
S
PEAKER-POWER
1. LEFT-
S
PEAKER
1G51
(B05E)
1. +VDI
S
P1
2. +VDI
S
P1
4. +VDI
S
P1
47. BACKLIGHT-OUT
4
8
. LAMP-ON-OUT
49.
S
CL-DI
S
P
50.
S
DA_DI
S
P
51. GND
SS
B
(1111)
B
1G50
(B05E)
1.
S
CL-DI
S
P
2
S
DA-DI
S
P
38
. +VDI
S
P2
3
9. +VDI
S
P2
40. +VDI
S
P2
41. +VDI
S
P2
1M20
9.
T
A
CT
S
WITCH
8
. +5V2
7.
KEYBO
ARD
6.
LED1
5.
+
3
V
3
-
S
TBY
4.
LED2
3
. R
C
2.
GND
1.
LIGHT
-
S
EN
S
OR
1M01
4.
A
C
T_
S
WITCH
3
. G
N
D
2.
KEYBO
A
RD
1.
GND
LEFT
S
PEAKER
(521
3
)
IR LED PANEL
(1112)
J
1P09
1.
LED1
2.
+5V2
3
. G
N
D
LIGHT GUIDE PANEL
(1119)
LIGHT
S
PILL
L
1P09
3
. G
N
D
2.
+5V2
1.
LED1
RIGHT
S
PEAKER
(5214)
8
101
8
7
3
5
8
120
INLET
83
95
83
99
8
109
8
150
8
40
8
8
151
AMBI-LIGHT UNIT
(IN BACK COVER)
(1174)
AMBI-LIGHT UNIT
(IN BACK COVER)
(1176)
AMBI-LIGHT UNIT
(IN BACK COVER)
(1175)
1M84
(AL
3
)
20P
1M8
3
(AL
3
)
20P
1M8
3
(AL
3
)
20P
1M90
(AL
3
)
6P
1M59
(AL
3
)
7P
1M84
(AL
3
)
20P
MAIN POWER
S
UPPLY
LG INITEC
(1050)
A
CN4
6.
GND
5.
+24V
4.
GND
3
. +24V
2.
GND
1.
+24V
8
5
83
P401
1.
V
-LAMP
2.
V
-LAMP
3
.
V
-LAMP
1
3
16
BA
CKLIGHT
51P
41P
*8
6
8
4
8
6
8
4
83
16
83
19
+ -
+ -
TWEETER
(5215)
TWEETER
(5216)
INTERFACE
(102
8
)
FA
6P
1T90
6P
1M90
6P
1T91
7P
1T59
7P
1M59
7P
1T60
8
591
8
159
8
560
8
590
8
559
1M84
(AL
3
)
1. PWM1_R
4. +
3
V
3
1
3
.
S
EL
14.
S
CL
15.
S
DA
17. +24V
16. ENABLE
1
8
. +24V
19. GND
20. N.C.
1M8
3
(AL
3
)
1. PWM1_R
4. +
3
V
3
1
3
.
S
EL
14.
S
CL
15.
S
DA
17. +24V
16. ENABLE
1
8
. +24V
19. GND
20. N.C.
8
6
83
1M84
(AL
3
)
20P
AMBI-LIGHT UNIT
(1070)
8
6
8
5
1M8
3
(AL
3
)
20P
8
690
6 LED
8 LED
6 LED
4 LED
6 LED
4 LED