Read Sharp LC-28HM2E (serv.man3) Service Manual online
60
LC-28HM2
AN-28SP2
6
5
4
3
2
1
A
B
C
D
E
F
G
H
OVERALL WIRING DIAGRAM-2/2 (DISPLAY)
DC/DC unit
LCD controller circuit
Audio LR drive circuit
To BOSE speaker (AMP side)
Panel link cable
To AVC station
AC power cable
AC inlet/3P
Remote control receiver/LED PWB
To
gate driver
AMP power unit
SP
To source driver
To source driver
To source driver
To source driver
To source driver
To source driver
Lamp GND
PWB
Operation/SW
PWB
POW
KEY
SD_1
SD_2
SD_3
SD_4
SD_5
SD_6
LAMP1
AC
POW
AMP
DDIN
DDIN
DCDC
LINK
LINK
BOSE
BOSE
LR
REM
LR
LG
AC
HV_1
HV_2
HV_3
HV_4
HV_5
HV_6
HV_7
HV_8
HV_9
HV_10
HV_11
HV_12
LAMP2
GD
LG
LAMPG
FFC_1
FFC_1
FFC_1
FFC_1
FFC_1
FFC_1
FFC_2
BOSE speaker
(AMP side)
REM
AMP
Lamp PWB 1
LG_1
LG_2
LG_3
LG_4
LG_5
LG_6
LG_7
LG_8
LG_9
LG_11
LG_12
LG_10
KEY
Control PWB
For VESA spec mount
2P connector. Connect inside of door.
47
480
220
157
20
180
37
168
DCDC
LAMP2
Lavel 374
LAMP1
Panel link decoder circuit
Backlight/main power unit
LAMPG
110
Lamp PWB 2
Connector
cable
Microcomputer
circuit
Gradation
control power
circuit
Lamp
disconnection
protector
circuit
Connector
cable
BOSE speaker
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