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Akai LCT2660, Service Manual

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Akai LCT2660 Service Manual Download Page 13

KEY BOARD & IR RECEIVER BOARD

 Assembly/Disassembly Instruction

12

STEP1

Κ

1. Unplug the signal transmitting line for the 

Key board K/A wire connector (2PIN). 

2. To change the key board, remove the 2pcs o

screws (M3*6) 

f

STEP2

Κ

1 Unplug the signal transmitting line for the IR 

receiver board K/A wire connector (4PIN). 

2. Change the IR receiver board and remove 

the 2pcs of screws (M3*6) 

Summary of Contents for LCT2660

Page 1: ...POSITION p2 3 SPEAKER KEY BOARD p3 4 I R RECEIVER TUNER BOARD p4 5 AUDIO BOARD A D BOARD p5 6 I O PORT OF A D BOARD p6 7 POWER BOARD p7 8 WIRES p8 9 ASSEMBLY DISASSEMBLY INSTRUCTION OF THEBBOARD p9 10...

Page 2: ...Front view Back view 1...

Page 3: ...2 FUNCTION BOARD POSITION 1 2 4 3 7 6 5 SPEAKER KEY BOARD I R RECEIVER BOARD TUNER BOARD AUDIO BOARD A D BOARD POWER BOARD...

Page 4: ...SPEAKER KEY BOARD 3...

Page 5: ...I R RECEIVER TUNER BOARD 4...

Page 6: ...AUDIO BOARD A D BOARD ANALOG DIGITAL BOARD 5...

Page 7: ...8 7 6 5 4 3 1 1 P A WIRE CONNECTER 7 SCART INPUT 8 T A WIRE CONNECTER 9 A A WIRE CONNECTER 10 DVI INPUT 11 D SUB VGA INPUT 12 PC AUDIO INPUT 2 K A WIRE CONNECTER 3 A P WIRE CONNECTER 4 AV INPUT 5 S VI...

Page 8: ...POWER BOARD 24V OUTPUT 12V OUTPUT AC INPUT 7...

Page 9: ...POWER JACK 2 K A WIRE KEY BOARD A D BOARD 3 A A WIRE AUDIO BOARD A D BOARD 4 T A WIRE TUNER BOARD A D BOARD 5 P A WIRE PANEL A D BOARD 6 A P WIRE A D BOARD POWER BOARD 7 I P WIRE INVERTER BOARD POWER...

Page 10: ...f the screws M4 8 4 Lift up the back cover but without removing it Unplug the power connector lines for the Power Jack Upon detach their connector lines and remove the back cover 9 STEP 2 1 Unplug the...

Page 11: ...lug the signal transmission line for the A A wire connector 7PIN 2 Unplug the signal transmission line for the T A wire connector 7PIN 3 Unplug the signal transmission line for the K A wire connector...

Page 12: ...ne for the A A wire connector 7PIN 3 Unplug the signal transmission line for the speaker connector 2PIN 4 To change the A D board remove the 4pcs of screws M2 5 4 STEP2 1 Remove the 1pcs screw M4 25 o...

Page 13: ...ignal transmitting line for the Key board K A wire connector 2PIN 2 To change the key board remove the 2pcs o screws M3 6 f STEP2 1 Unplug the signal transmitting line for the IR receiver board K A wi...

Page 14: ...ct wrong position 1 Re connect the wire or change new inverter 2 Change new tuner 3 Change new A D board 4 Try to connect right position again AUDIO SOUND HAVE IMAGE BUT NO SOUND 1 Tuner damage 2 A D...

Page 15: ...CATV mode function again CAN T SHOW ALL CHANNEL NUMBERS ON TV FUNCTION 1 Not scan all channels or you set up something wrong with channel memory last time Try to scan the channel again PICTURE NOT PER...

Page 16: ...BLOCK DIAGRAM 15 15...

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