Trouble Shooting – No Sound
Check the source and check the connection
of sound cable (Comp/PC/DVI to HDMI) ?
No
Input the sound source properly.
YES
Check the signal at input of Main board?
AV1, COMP1 R : R541 / L : R539
PC, DVI R : L401 / L : L402
NO
Check CN501, CN402.
Change the Main Assy.
YES
Check the DATA between the Audio IC’s ?
Pin #15 of IC301 : Mclk
Pin #20 of IC301 : LRclk
Pin #22,#23 of IC301 : I2C_DA/CL
NO
Check IC301, IC303.
Change the Main Assy.
YES
1. Check the Speaker sound data at CN301
2. Check the Monitor out sound data at CN302
3. Does the SODIF OUT sound data appear
at ? CN303
NO
Check IC301, IC303.
Change the Main Assy.
YES
Replace speaker ?
NO
Please, Contact Tech support.
Summary of Contents for UD6400
Page 1: ...LCD TV TRAINING MANUAL UD6500 UD6400 UD6900 ...
Page 3: ...SAMSUNG Inside of UD6V ...
Page 6: ...Control Connection Panel ...
Page 7: ...Control Connection Panel Rear View ...
Page 8: ...Control Connection Panel ...
Page 9: ...Control Connection Panel ...
Page 10: ...Control Connection Panel ...
Page 11: ...Remote control ...
Page 13: ...IP Board Main Board Panel Inner Feature of UD6000 32 40 46 55 ...
Page 15: ...Arsenal WW Internal Block Diagram ...
Page 16: ...GenoaS Internal Block Diagram ...
Page 23: ...SAMSUNG New Function of UD6V ...
Page 25: ...Dolby Digital Plus ...
Page 26: ...Media Play USB DLNA Media Paly_USB ...
Page 27: ...Media Play USB DLNA ...
Page 29: ...internet TV Dock Mode Side br Mode ...
Page 33: ...Supported PC timing ...
Page 34: ...Supported PC timing ...
Page 37: ...Disassembly SAMSUNG DISASSEMBLY ...
Page 38: ...Disassembly Disassembly of LB6T ...
Page 39: ...Disassembly Disassembly of LB6T ...
Page 40: ...Disassembly Disassembly of LB6T ...
Page 41: ...Disassembly Disassembly of LB6T ...
Page 42: ...Disassembly Disassembly of LB6T ...
Page 43: ...Disassembly Disassembly of LB6T ...
Page 44: ...Disassembly Disassembly of LB6T ...
Page 45: ...Trouble Shooting SAMSUNG Trouble Shooting ...
Page 50: ...Trouble Shooting No Video analog PC ...
Page 52: ...Trouble Shooting No Video HDMI ...
Page 56: ...Trouble Shooting No Video Tuner DTV ...
Page 58: ...Trouble Shooting No Video Video CVBS ...
Page 60: ...Trouble Shooting No Video Component ...
Page 62: ...Trouble Shooting No Sound ...
Page 64: ...Trouble Shooting Factory mode ...
Page 65: ...Trouble Shooting Factory mode ...
Page 66: ...Trouble Shooting Factory mode ...
Page 67: ...Trouble Shooting Factory mode ...
Page 68: ...Trouble Shooting Factory mode ...
Page 69: ...Trouble Shooting Factory mode ...
Page 70: ...Trouble Shooting Factory mode ...
Page 74: ...USB Download USB Download ...