DOWNLOAD Panasonic PT-JW130GWE / PT-JW130GBE Service Manual ↓ Size: 37.26 MB | Pages: 92 in PDF or view online for FREE

SECTION 1  SERVICE  INFORMATION

<PT-JW130>

Bit

Factor

Description

64

00000000 00000001

LD1 synchronization signal abnormality

65

00000000 00000002

LD2 synchronization signal abnormality

66

00000000 00000004

LD3 synchronization signal abnormality

67

00000000 00000008

LD4 synchronization signal abnormality

68

00000000 00000010

LD1 voltage abnormality

69

00000000 00000020

LD2 voltage abnormality

70

00000000 00000040

LD3 voltage abnormality

71

00000000 00000080

LD4 voltage abnormality

72

00000000 00000100

LD1 20V (light source) voltage abnormality

73

00000000 00000200

LD2 20V (light source) voltage abnormality

74

00000000 00000400

LD3 20V (light source) voltage abnormality

75

00000000 00000800

LD4 20V (light source) voltage abnormality

76

00000000 00001000

LD1 WDT reset abnormality

77

00000000 00002000

LD2 WDT reset abnormality

78

00000000 00004000

LD3 WDT reset abnormality

79

00000000 00008000

LD4 WDT reset abnormality

80

00000000 00010000

FPGA configuration error

FPGA configuration fault

81

00000000 00020000

Phosphor wheel error

Drop below a threshold of target speed

82

00000000 00040000

Color wheel error

Drop below a threshold of target speed

83

00000000 00080000

Unused

84

00000000 00100000

Unused

85

00000000 00200000

Unused

86

00000000 00400000

Unused

87

00000000 00800000

Driver1 communication error

Driver microprocessor no response

88

00000000 01000000

Unused

89

00000000 02000000

Unused

90

00000000 04000000

Unused

91

00000000 08000000

Unused

92

00000000 10000000

Unused

93

00000000 20000000

Unused

94

00000000 40000000

Unused

95

00000000 80000000

Unused

96

00000001 00000000

Unused

97

00000002 00000000

Network microprocessor communication error Network microprocessor no response

98

00000004 00000000

Sub microprocessor communication error

Sub microprocessor no response

99

00000008 00000000

IIC communication error 1

HDMI receiver or FPGA or audio DAC communication error

100

00000010 00000000

IIC communication error 2

EEPROM communication error

101

00000020 00000000

Unused

102

00000040 00000000

LD1 EEPROM abnormality

103

00000080 00000000

LD2 EEPROM abnormality

104

00000100 00000000

LD3 EEPROM abnormality

105

00000200 00000000

LD4 EEPROM abnormality

106

00000400 00000000

LD1 EEPROM abnormality

107

00000800 00000000

LD2 EEPROM abnormality

108

00001000 00000000

LD3 EEPROM abnormality

109

00002000 00000000

LD4 EEPROM abnormality

110

00004000 00000000

Unused

111

00008000 00000000

Unused

112

00010000 00000000

Unused

113

00020000 00000000

Unused

114

00040000 00000000

Unused

115

00080000 00000000

Unused

116

00100000 00000000

Unused

117

00200000 00000000

Unused

118

00400000 00000000

Unused

119

00800000 00000000

Unused

120

01000000 00000000

Unused

121

02000000 00000000

Unused

122

04000000 00000000

DMD error

DMD device error

123

08000000 00000000

Unused

124

10000000 00000000

Unused

125

20000000 00000000

Unused

126

40000000 00000000

Unused

127

80000000 00000000

Internal error

Microprocessor internal error

Error code (hex)

U

PPER

Error was detected after light source lighting
(Lighting state continuation)

Error was detected after light source lighting
(Off state)
Shutdown in the case of all (LD1-LD4) system failure
(LIGHT LED blinks 3 times)

Error was detected when light source starting
(Lighting is failure)
Shutdown in the case of all (LD1-LD4) system failure
(LIGHT LED blinks 3 times)
Error was detected after light source lighting
(Off state)
Shutdown in the case of all (LD1-LD4) system failure
(LIGHT LED blinks 3 times)

INF - 20

SECTION 1  SERVICE  INFORMATION

<PT-JW130>

　6. 3. Troubleshooting

[Note]

・

The letters in the left of inspection items indicate the P.C. Boards or Modules related to their respective descriptions.

・

Interlock will be detected if the rear cover is removed.

NT

 Check the voltage of Q1019 (4) pin.
    DC 3.3V

A

・

NT

 Connecting A-PCB to NT-PCB and disconnect the
 connectors A28.
 Check the short circuit between pins on connector
 A28.      (1)-(2)

NT

 Check the NT-P.C.Board.
 Replace the NT-P.C.Board.

A

 Check the A-P.C.Board.
 Replace the A-P.C.Board.

 ■ Power does not turn ON (Power indicator does not light in red)

 Check the connection of each connector.
     A28-P2, A22-V1, A27-A7(BtoB), P1-AC inlet

 Connect the cables properly.
 If the cable is disconnecting, it replace.

A

 Disconnect the connectors A28.
 Check the short circuit between pins of connector A28.
    (1)-(2), (3)-(4)

A

 Check the A-P.C.Board.
 Replace the A-P.C.Board.

P

・

Check the short circuit of ZNR (D9115)

・

Check the short circuit of each parts.

    D9104, D9106, Q9104(D-S), Q9201(D-S),
    Q9202(D-S)
     (Normal : Several hundred Ω - several MΩ)
・

Check the short circuit between pins on connector P2.

    (7)-(8), (5)-(6)
     (Normal : (7) DC6-12V, (5) 0V or DC12V)

NT

 Check the NT-P.C.Board.
 Replace the NT-P.C.Board.

P  Check the fuse (F9101).

P  Replace the fuse (F9101).

P  Replace the P-P.C.Board.

OK

NG

NG

OK

OK

NG

NG

OK

NG

OK

NG

OK

INF - 21

SECTION 1  SERVICE  INFORMATION

<PT-JW130>

V

 When remote control is operated, the signal can be
 detected at V1 connector (9) pin.

V

 Check the V-P.C.Board.
 Replace the V-P.C.Board.

A

 Check the A-P.C.Board.
 Replace the A-P.C.Board.

 Check the connection of each connector.
    A28-P2, A22-V1

 Connect the cables properly.
 If the cable is disconnecting, it replace.

(Power indicator does not change from red to green)

 Check the connection of each connector.
    A29-P4, A22-V1

 Connect the cables properly.
 If the cable is disconnecting, it replace.

V

 When power button is operated, the voltage changed
 from "High" to "Low", at V1 connector (1) pin.

 ■ Remote control does not respond

V

 Check the V-P.C.Board.
 Replace the V-P.C.Board.

V

 When remote control is operated, the signal can be
 detected at V1 connector (9) pin.

V

 Check the V-P.C.Board.
 Replace the V-P.C.Board.

A

 Check the A-P.C.Board
 Replace the A-P.C.Board

 ■ Power does not change from standby mode to an operating mode

OK

NG

OK

NG

NG

OK

NG

OK

NG

OK

INF - 22

SECTION 1  SERVICE  INFORMATION

<PT-JW130>

 Check the A-P.C.Board.
 Replace the A-P.C.Board.

P

Check the short circuit between pins of connector P2.
    (1)-(3) ,　 (Normal : DC20V±2V)

P

 Check the P-P.C.Board.
 Replace the P-P.C.Board.

D

 Check the D-P.C.Board.
 Replace the D-P.C.Board.

 ■ Light source does not turns ON

 Check the connection of each connector.
    A13, A14, A20-CW*, A29- P4, A18-M1, A22-V1

 Connect the cables properly.
 If the cable is disconnecting, it replace.

 Is each fan rotating when the projector turns on ?

 Check each fan, and connection.

 Check each temperature sensor, and connection.

 Connect the cables properly.

 Is mechanical noise of phosphor wheel and color wheel
 heard when the projector turns on.
    (If repeated of mechanical noise is NG)

 Check each index sensor, and connection.

A

 After starting the color wheel and phosphor wheel,
 voltage of (6) pin of connector A26 changed from
 "high" to "low".

A

 ■ No sound

 Check the connection of each connector.
    A8-P7

 Connect the cables properly.
 If the cable is disconnecting, it replace.

NT

 Check the waveform at (1) / (3) pin of connector A8.
    (1)  L ch / (3) R ch

NT

 Check the NT-P.C.Board.
 Replace the NT-P.C.Board.

P

 Check the P-P.C.Board.
 Replace the P-P.C.Board.

OK

NG

NG

OK

NG

OK

NG

OK

NG

OK

NG

OK

OK

NG

NG

OK

INF - 23