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[ POWER BOARD ]
NO POWER
OK
FUSE
NG
STB
OK
under 130V
See
NO PICTURE & SOUND
NO PICTURE
& SOUND
STB
OK
OK
Vcc
See NO
PICTURE
NO PICTURE
impedance
check Vs LINE
OK
impedance
check Va LINE
OK
SW ON
Va:no uprise
Vs:no uprise
Vs:down after up
Va:down after up
Q300,I301,D310
Q501,Q500,D510,
Q502,PC501,
PC301,PC302,
PC502,etc
etc
NO Vs,Va,Vcc,STB
NG
over 130V
check voltage
D010(K)-J28
D151,IC101,
Q101,R005
Q104,Q108,
etc
NO Vs,Va,Vcc
NG
NG
check voltage
J61-J28
under 300V
IC001,D005,D006,D007,
D008,PC003,etc
NO Vs,Va
NG
NG
open connector
CN807
OK
impedance
check Va LINE
NG
D351
57
NG
impedance
check D001
OK
NG
impedance check
Q003/Q004
OK
NG
impedance
check Q201
OK
NG
impedance
check Q301
See NO POWER
over 300V
IC201,Q200,PC201,
PC202,etc
open connector
CN806,CN807
impedance
check Vs LINE
NG
PDP module
Va NG
D551
PW1A
D001
Q003,Q004,
etc
Q201,IC201
D210,Q200,etc
Q301,Q300
D310,etc
OK
PDP module
Vs NG
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