XW-HT1
4
12
34
12
3
4
C
D
F
A
B
E
CONTENTS
SAFETY INFORMATION ..................................................................................................................................... 2
1. SPECIFICATIONS ............................................................................................................................................ 5
2. EXPLODED VIEWS AND PARTS LIST ............................................................................................................ 6
2.1 PACKING SECTION .................................................................................................................................. 6
2.2 TRANSMITTER SECTION......................................................................................................................... 8
2.3 WIRELESS SPEAKER SECTION........................................................................................................... 10
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..........................................................................................12
3.1 BLOCK DIAGRAM ................................................................................................................................... 12
3.2 OVERALL WIRING DIAGRAM................................................................................................................. 14
3.3 DSP(1/2) and DSP-LED ASSYS.............................................................................................................. 16
3.4 DSP(2/2) ASSY........................................................................................................................................ 18
3.5 AMP, PRIMARY, BINDER and LED ASSYS............................................................................................. 20
3.6 TX MODULE(1/3) ..................................................................................................................................... 22
3.7 TX MODULE(2/3) ..................................................................................................................................... 24
3.8 TX MODULE(3/3) ..................................................................................................................................... 26
3.9 RX MODULE(1/4) .................................................................................................................................... 28
3.10 RX MODULE(2/4) .................................................................................................................................. 30
3.11 RX MODULE(3/4) .................................................................................................................................. 32
3.12 RX MODULE(4/4) .................................................................................................................................. 34
3.13 WAVEFORMS ........................................................................................................................................ 36
4. PCB CONNECTION DIAGRAM ..................................................................................................................... 37
4.1 DSP ASSY ............................................................................................................................................... 38
4.2 DSP-LED ASSY ....................................................................................................................................... 40
4.3 AMP and BINDER ASSY ......................................................................................................................... 42
4.4 PRIMARY and AMP-LED ASSYS ............................................................................................................ 44
4.5 TX MODULE ............................................................................................................................................ 46
4.6 RX MODULE............................................................................................................................................ 48
5. PCB PARTS LIST ........................................................................................................................................... 50
6. ADJUSTMENT ............................................................................................................................................... 53
7. GENERAL INFORMATION ............................................................................................................................. 54
7.1 DIAGNOSIS ............................................................................................................................................. 54
7.1.1 DIAGNOSIS NOTE ............................................................................................................................. 54
7.1.2 TROUBLESHOOTING ........................................................................................................................ 55
7.1.3 POWER ON SEQUENCE ................................................................................................................... 57
7.1.4 NOTES ON REPLACE OF PARTS ..................................................................................................... 58
7.1.5 DIAGNOSIS OF THE AMPLIFIER SECTION ..................................................................................... 58
7.1.6 PROTECTION CIRCUIT ..................................................................................................................... 59
7.1.7 DISASSEMBLY ................................................................................................................................... 60
7.1.8 The style of a wire rod ........................................................................................................................ 62
7.2 IC ............................................................................................................................................................. 63
8. PANEL FACILITIES ........................................................................................................................................ 75