Panasonic LCD-2016

Troubleshooting for LED Blinking ( 1 time blink )
Ex. DX900** series
VLED2
17-28
<A+P+PB> -1
LCD Module
PB
SRV-VLED2
Power
IC Photo
coupler
SRV-VLED1
VLED1
Power BL-ON
9,10
PB2
PB1
17-28
5
9,10
Anode
LED
Drive
IC Cathode
15
Back
light LCD Panel
T-CON
board
BL-ON IC9000
IC Photo
coupler
(TNPA6200)
(TNPA6199)
P
Power
IC Photo
coupler
SRV-BL-ON
PB3 1
1
P3
16V
Sync/control/… 2,4,6,,,
BL_SOS 1
A03
P2 A02
1 - 5 1 - 5
16V
11 11
SUB-ON
A
FRC
Tr BL_SOS
(Low=Normal)
IC8000
MTK
SUB-ON
(*)VLED : The DC level is different by the LCD panel.
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