Specifications

Service Modes, Error Codes, and Fault Finding
EN 25SDI PDP 2K6 5.
Figure 5-7 Power Supply Check for 42” HD w1 models 1/2
Figure 5-8 Power Supply Check for 42” HD w1 models 2/2
AC Input
Connect [ 220Vac]
Check CN8001/2pin
Reconnect it
NO
YES
Replace SMPS
Fuse
8001/8002/8005/8007
5Vstandby: 5.2V Check
D3V3: 3.3V Check
Vcc:15V Check
Ve:110V Check
Vscan: -190V Check
Vset: 190V Check
Va: 65V Check
Vs: 195V Check
D5V:5V Check
SMPS Voltage check
SMPS
Green
LED 8001,8002
Check
NO
O
1
G_16380_124.eps
190606
SMPS
On/OFF Relay
(RLY 8001, 8002
Acts?
LED (Green)
8001
,
8002 off
NO
YES
SMPS
YES
Check output voltage
Vs, Va, Vset, Vscan, Ve
NO
Re
p
lace SMPS
Turn off Relay SW
Check output voltage
Vs, Va, Vset, Vscan
NO
YES
Re
p
lace SMPS
,Ve
- CN8003, Y-Main check
- CN8005/CN8006 Buffer check
Open these connectors
One by One
- CN8002, X-Main check
Check
Vs_
on
Open CN 8001
Until LED 8004 OFF,
Then Reset SMPS
NO
OFF?
Check Protection,
LED 8004(RED) is
SMPS
Replace
NO
Checkin
g,
re
p
eat
If LED 8004 is ON
Under voltage
YES
->
O
1
O
1
G_16380_124a.eps
190606
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