JVC XV-BP1UB Service Manual page 14

TRAINING MASTER FOR BLU-RAY (BD) .................................................................................................... 3-2
1. diStorted Picture ........................................................................................................................... 3-2
2. no Picture .......................................................................................................................................... 3-7
3. Picture color ................................................................................................................................. 3-12
4. noiSe/audio ProBleMS .................................................................................................................. 3-14
5. MiScellaneouS ................................................................................................................................ 3-17
6. Blu-ray Player ............................................................................................................................... 3-26
7. netWork ............................................................................................................................................ 3-28
ELECTRICAL TROUBLESHOOTING GUIDE ............................................................................................. 3-30
1. PoWer SuPPly (SMPS) .................................................................................................................... 3-30
2. PoWer on .......................................................................................................................................... 3-32
3. SySteM Part ..................................................................................................................................... 3-33
4. coMPonent (yPbPr) video out .................................................................................................... 3-34
5. cvBS video out ............................................................................................................................... 3-35
6. audio (S/PdiF, oPtical) .................................................................................................................. 3-36
7. audio (analoG) ................................................................................................................................ 3-37
8. hdMi ..................................................................................................................................................... 3-38
WAVEFORMS ................................................................................................................................................. 3-39
1. SySteM Part-1 .................................................................................................................................. 3-39
2. SySteM Part-2 (SySteM MeMory) .............................................................................................. 3-40
3. video Part-1 (100% Full color-Bar) ........................................................................................ 3-41
4. video Part-2 (100% Full color-Bar) ........................................................................................ 3-42
5. audio Part (S/PdiF) ......................................................................................................................... 3-43
6. hdMi Part .......................................................................................................................................... 3-44
7. Front i/F Part .................................................................................................................................. 3-45
BLOCK DIAGRAMS ...................................................................................................................................... 3-46
1. overall Block diaGraM .............................................................................................................. 3-46
2. SMPS Block diaGraM ..................................................................................................................... 3-47
3. SySteM Block diaGraM ................................................................................................................ 3-48
4. Mt8520/ddr2-SdraM/nand/FlaSh/eeProM Block diaGraM ................................................ 3-49
5. Mt8520/hdMi/ethernet/uSB/av Block diaGraM ..................................................................... 3-50
6. MicoM and tiMer Block diaGraM .............................................................................................. 3-51
7. SMPS PoWer SiGnal Block diaGraM ........................................................................................ 3-52
8. Main Board PoWer SiGnal Block diaGraM ........................................................................... 3-53
9. tiMer/MicoM PoWer SiGnal Block diaGraM.......................................................................... 3-54
10. level ShiFter/cec/eFuSe Block diaGraM .............................................................................. 3-55
CIRCUIT DIAGRAMS .................................................................................................................................... 3-57
1. SMPS circuit diaGraM .................................................................................................................. 3-57
2. PoWer/tiMer/uSB circuit diaGraM........................................................................................... 3-59
3. Mt8520-1 circuit diaGraM ............................................................................................................ 3-61
4. Mt8520-2 circuit diaGraM ............................................................................................................ 3-63
5. key circuit diaGraM ..................................................................................................................... 3-65
6. tiMer circuit diaGraM.................................................................................................................. 3-67
7. ddr2-SdraM circuit diaGraM ..................................................................................................... 3-69
8. nand/FlaSh/ethernet circuit diaGraM.................................................................................. 3-71
9. av/hdMi circuit diaGraM .............................................................................................................. 3-73
PRINTED CIRCUIT BOARD DIAGRAMS .................................................................................................... 3-75
1. Main P.c.Board ................................................................................................................................ 3-75
2. SMPS P.c.Board ............................................................................................................................... 3-77
3. key P.c.Board .................................................................................................................................. 3-79
4.5 tiMer,D5 P.c.Board .......................................................................................................................3-79
SECTION 3
ELECTRICAL
CONTENTS
3-1