ONE POINT REPAIR GUIDE ............................................................................................................................ 3-2
1. NO POWER PROBLEM (19 VA) ............................................................................................................ 3-2
2. MICOM .................................................................................................................................................. 3-17
3. LED ....................................................................................................................................................... 3-18
4. AUDIO ................................................................................................................................................... 3-19
1. MICOM .................................................................................................................................................. 3-22
2. AMP ...................................................................................................................................................... 3-22
3. MPEG .................................................................................................................................................... 3-23
4. BLUETOOTH ........................................................................................................................................ 3-25
5. Wi-Fi ...................................................................................................................................................... 3-25
WIRING DIAGRAM .......................................................................................................................................... 3-25
BLOCK DIAGRAMS ........................................................................................................................................ 3-27
1. OVERALL BLOCK DIAGRAM .............................................................................................................. 3-27
2. POWER BLOCK DIAGRAM ................................................................................................................. 3-29
CIRCUIT DIAGRAMS ...................................................................................................................................... 3-31
6. LED CIRCUIT DIAGRAM ...................................................................................................................... 3-41
CIRCUIT VOLTAGE CHART ........................................................................................................................... 3-43
1. MAIN P.C.BOARD ................................................................................................................................ 3-45
2. TOUCH P.C.BOARD ............................................................................................................................. 3-47
3. LED P.C.BOARD .................................................................................................................................. 3-47
SECTION 3
ELECTRICAL
CONTENTS
3-1