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15
CP-X380W
Picture is not displayed when
the RGB signal is input
Are these signals
present at each pin listed on
the Drive PCB?
Signal PCB
IC (IS01)
EL4332CS
Drive PCB
LCD panel
NO
YES
Check at operating mode
CH106 : R signal
CH102 : G signal
CH104 : B signal
CH112 : H sync
CH113 : V sync
Power Unit
(Circuit)
Change the
IS01 on the Signal
PCB, is it repaired?
YES
NO
NO
YES
Are these voltages
present at each pin listed on
the Drive PCB?
1
1
1
1
I812 : +14V
IV22 : +17V
I102 : +6V
I841 : +4.3V
Power Unit (Circuit)
NO
YES
Are these
voltages present at
each pin listed on the
Drive PCB?
Drive PCB
LCD module
Are signals
present at each
pin listed on IV01 of the
the Drive
PCB?
Measure
the voltage at pin
of I102 on the Drive
PCB.
NO
YES
0V
5V
Drive PCB
Signal PCB
Check at operating mode
CHV29 : VIDEO (Composite)
CHV28 : S-VIDEO (Y)
CHV27 : S-VIDEO (C)
CHV34 : Component (Y)
CHV35 : Component (Cb)
CHV36 : Component (Cr)
Picture is not displayed when the VIDEO,
S-VIDEO, Component Signal is input
1
1
1
1
I812 : +14V
IV22 : +17V
I102 : +6V
I841 : +4.3V
3
PJ750-2
Summary of Contents for CP-X380W
Page 31: ...31 CP X380W 1 2 3 4 5 1 2 3 4 5 A B C D E F POWER UNIT BALLAST 1 C4X3 PJ750 2 ...
Page 32: ...32 CP X380W 1 2 3 4 5 1 2 3 4 5 A B C D E F POWER UNIT BALLAST 2 C4X3 PJ750 2 ...
Page 33: ...CP X380W 33 6 5 4 3 2 1 6 5 4 3 2 1 A B C D E F G POWER UNIT CIRCUIT 1 C4X3 PJ750 2 ...
Page 34: ...CP X380W 34 6 5 4 3 2 1 6 5 4 3 2 1 A B C D E F G POWER UNIT CIRCUIT 2 C4X3 PJ750 2 ...
Page 35: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 SIGNAL PCB 1 C4X3 CP X380W 35 PJ750 2 ...
Page 36: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X380W SIGNAL PCB 2 C4X3 36 PJ750 2 ...
Page 37: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 SIGNAL PCB 3 C4X3 CP X380W 37 PJ750 2 ...
Page 38: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 DRIVE PCB 1 C4X3 CP X380W 38 PJ750 2 ...
Page 39: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 DRIVE PCB 2 C4X3 CP X380W 39 PJ750 2 ...
Page 40: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 CP X380W DRIVE PCB 3 C4X3 40 PJ750 2 ...
Page 41: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 DRIVE PCB 4 C4X3 CP X380W 41 PJ750 2 ...
Page 42: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 DRIVE PCB 5 C4X3 CP X380W 42 PJ750 2 ...
Page 43: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 DRIVE PCB 6 C4X3 CP X380W 43 PJ750 2 ...
Page 44: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 DRIVE PCB 7 C4X3 CP X380W 44 PJ750 2 ...
Page 45: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 DRIVE PCB 8 C4X3 CP X380W 45 PJ750 2 ...
Page 46: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 DRIVE PCB 9 C4X3 CP X380W 46 PJ750 2 ...
Page 47: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 DRIVE PCB 10 C4X3 CP X380W 47 PJ750 2 ...
Page 50: ...THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA ...
Page 58: ...58 CP X380W MEMO PJ750 2 ...