LG 50PC1DR Owners Manual - Page 24

How to check IPM - z sus

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How to check IPM (Resistance 'Diode Check', board removed from set) Forward Test : 1. GND (＋), Sus-out ( - ) 2. Sus-out (＋), Vs ( - ) 3. ER-DN ( - ), GRND (＋) 4. GRND ( + ), ER-UP ( - ) 5. 18v ( - ), ER GRND ( + ) 6. 5v ( - ), ER GRND ( + ) Reverse Test : 1. GND ( - ), Sus-out (＋) 2. Sus-out ( - ), Vs (＋) 3. ER-DN (＋), GRND ( - ) 1.4 4. GRND ( - ), ER-UP ( + ) 1.4 5. 18v ( + ), GRND ( - ) 1.9 6. 5v ( + ), GRND ( - ) .9 Note: ER_HIGH ER_LOW, to ER_lO OPEN in Diode Check Plasma Display Panel Troubleshooting - 2007 24 Troubleshooting

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24
Plasma Display Panel Troubleshooting - 2007
Forward Test : 1. GND (
＋
), Sus-out ( - )
2. Sus-out (
＋
), Vs ( - )
3. ER-DN ( - ), GRND (
＋
)
4. GRND ( + ), ER-UP ( - )
5. 18v ( - ), ER GRND ( + )
6.
5v ( - ), ER GRND ( + )
Reverse Test : 1. GND ( - ), Sus-out (
＋
)
2. Sus-out ( - ), Vs (
＋
)
3. ER-DN (
＋
), GRND ( - )
1.4
4. GRND ( - ), ER-UP ( + )
1.4
5. 18v ( + ),
GRND ( - ) 1.9
6. 5v ( + ), GRND ( - ) .9
Note: ER_HIGH ER_LOW, to ER_lO OPEN in Diode Check
How to check IPM
(Resistance ‘Diode Check’, board removed from set)
Troubleshooting