BDL6531E LCD
127
Repair Flow Chart
Audio output is no sound
Check control pin
AUDIO_SW_SE1’ 2 operation
is normal
Check Audio board power 12V is
correctly?
To measure audio board U1
output waveform (1K Hz
sinewave)
Check mute pin
AUDIO_VOL_ON is high or low
Yes
Yes
To measure audio board U1
output waveform
Yes
Check GPIO control pin (R277, R278) status
Check GPIO control pin(R492) status
Check audio board U1 soldering or change
another chip
No
No
No
Check audio board U6 (Power AMP)
soldering or change another chip
No
Yes
Summary of Contents for BDL6531E/00
Page 34: ...34 BDL6531E LCD DDC Instructions Serial Number Definition ...
Page 43: ...BDL6531E LCD 43 Block Diagram ...
Page 44: ...44 BDL6531E LCD Block Diagram ...
Page 52: ...Scalar Diagram C B A 52 BDL6531E LCD ...
Page 53: ...Scalar Diagram C B A BDL6531E LCD 53 ...
Page 54: ...54 BDL6531E LCD Power Diagram C B A ...
Page 55: ...BDL6531E LCD 55 Power Diagram C B A ...
Page 56: ...56 BDL6531E LCD Power Diagram C B A ...
Page 58: ...Control Diagram C B A 58 BDL6531E LCD ...
Page 73: ...BDL6531E LCD 73 General Product Specification ...
Page 74: ...74 BDL6531E LCD General Product Specification ...
Page 77: ...BDL6531E LCD 77 General Product Specification SCREEN MENU ...
Page 78: ...78 BDL6531E LCD General Product Specification ...
Page 79: ...BDL6531E LCD 79 General Product Specification AUDIO MENU ...
Page 80: ...80 BDL6531E LCD General Product Specification PIP PICTURE IN PICTURE MENU ...
Page 81: ...BDL6531E LCD 81 General Product Specification CONFIGURATION 1 MENU ...
Page 82: ...82 BDL6531E LCD General Product Specification ...
Page 83: ...BDL6531E LCD 83 General Product Specification CONFIGURATION 2 MENU ...
Page 84: ...84 BDL6531E LCD General Product Specification ADVANCED OPTION MENU ...
Page 85: ...BDL6531E LCD 85 General Product Specification ...
Page 86: ...86 BDL6531E LCD General Product Specification ...
Page 87: ...BDL6531E LCD 87 General Product Specification ...
Page 88: ...88 BDL6531E LCD General Product Specification ...
Page 98: ...98 BDL6531E LCD General Product Specification 7 3 Location of Philips Logo ...