2-3
• IC VOLTAGE SHEET
IC201(CS42516)
PIN NO. Volt(V)
1. Power &Micom
2. DSP
IC801(PT6315)
PIN NO. Volt(V)
5.VFD DRIVE
IC204,IC205(NJM4580M)
PIN NO. Volt(V)
3. OP-AMP
IC202(CS493264)
PIN NO. Volt(V)
IC501,IC502,IC503,IC504
PIN NO. Volt(V)
IC700(LC87F57C8A)
PIN NO. Volt(V)
IC301(PS9808)
PIN NO. Volt(V)
3
6
10
13
22
29
35
39
42
47
56
65
66
72
80
87
91
94
1.8V
1.8V
3.3V
1.8V
3.3V
3.3V
1.8V
3.3V
1.8V
3.3V
3.3V
3.3V
1.8V
3.3V
1.8V
3.3V
1.8V
3.3V
4. DAP
4
7
12
15
21
22
9
36
59
10-40V
10-40V
10-40V
10-40V
5V
5V
4.9V
4.96V
4.876V
24
4.99V
4
8
-8.19V
8.2V
1
12
23
34
2.41V
2.41V
2.41V
2.387
13
43
4.8V
4.8V
Summary of Contents for LHS-A4000C
Page 5: ......
Page 6: ...2 1 TROUBLESHOOTING GUIDE Hello SECTION 2 ELECTRICAL ...
Page 7: ...2 2 AUDIO µ COM Circuit TURN ON Hello POWER Check or Press the ON KEY ...
Page 9: ......
Page 12: ...2 8 2 9 SCHEMATIC DIAGRAMS 1 AMP SCHEMATIC DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 13: ...2 10 2 11 2 SMPS WIDE SCHEMATIC DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 14: ...2 12 2 13 3 DSP SCHEMATIC DIAGRAM 1 A B C D E F G H I J K L M N O P Q R S T ...
Page 15: ...2 14 2 15 4 DSP SCHEMATIC DIAGRAM 2 A B C D E F G H I J K L M N O P Q R S T ...
Page 16: ...2 16 2 17 5 MICOM POWER SCHEMATIC DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 17: ...2 18 2 19 6 I O FRONT SCHEMATIC DIAGRAMS A B C D E F G H I J K L M N O P Q R S T ...
Page 18: ...2 20 2 21 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW ...
Page 19: ...2 22 2 23 1 MAIN P C BOARD BOTTOM VIEW ...
Page 20: ...2 24 2 25 2 FRONT JACK P C BOARD TOP VIEW ...
Page 21: ...2 26 2 27 2 FRONT JACK P C BOARD BOTTOM VIEW ...
Page 22: ...2 28 2 29 3 SMPS P C BOARD ...
