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POWER SUPPLY UNIT (A494)
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PARTS CATALOG
INTRODUCTION
This chapter instructs you the numbers and names of these parts on this machine.
INDEX to PARTS CATALOG
1. POWER SUPPLY UNIT (A494) ................................................................. 2
2. INTERFACE BOARD (A494) ..................................................................... 4
3. DC DRIVE BOARD (A494) ........................................................................ 6
4. POWER SUPPLY UNIT HARNESS (A494)............................................... 8
Parts Index .................................................................................................. 10
1
June 30.'91
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1. POWER SUPPLY UNIT (A494)
2
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1. POWER SUPPLY UNIT (A494)
Index
No.
1 A494 5803 Bracket - DF Power Supply Cord 1
2 A494 5101 Interface Board 1
3 A494 5301 Power Supply Unit Harness - 115V 1
3 A494 5310 Power Supply Unit Harness - 220/240V 1
4 A494 5415 DC Drive Board - 115V 1
4 A494 5416 DC Drive Board - 220/240V 1
5 A494 5801 Small P.S.U. Bracket 1
6 A494 5802 Large P.S.U. Bracket 1
7 AZ12 0014 Transformer - 115V 1
7 AZ12 0015 Transformer - 220/240V 1
MB2 (ADDED)
Q'ty per
Assembly
Index
No.
101 0443 0060W Hexagon Head Tapping Screw - M3x6
102 1106 0389 Locking Support
103 1105 0159 PCB Stud
MB1 (ADDED)
DescriptionPart No.DescriptionPart No.
Q'ty per
Assembly
3
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2. INTERFACE BOARD (A494)
4
Page 6

2. INTERFACE BOARD (A494)
Index
No.
" A494 5101 Interface Board 1 101 1102 2307 Connector - 20P
Q'ty per
Assembly
Index
No.
102 1102 5001 Connector - 30P
103 1102 5003 Connector - 2P
104 1103 1812 Pin Header - 4P
105 1103 1815 Pin Header - 7P
106 1103 1879 Connector - 3P
107 1103 3029 Connector - 2P
108 1403 0556 Photocoupler - TLP634
109 1407 2055 IC - TD62304F
110 1407 2187 IC - SN74LS07NS
111 1407 2341 IC - MPD71051G
112 1407 2344 Transistor Array - TD62382F
113 1407 2746 IC - CXD1095Q
114 1407 3532 IC - TC74HC4024AF
115 1408 0456 IC - AN6914S
116 1503 0339 Oscillator - 4.9152MHz
117 1604 1363 Capacitor - 10uF +-20% 25V
118 1604 1382 Capacitor - 10uF 50V
119 1606 1451 Capacitor - 0.1uF 50V
120 1606 1454 Capacitor - 0.01uF 25V
121 1606 1455 Capacitor - 470pF 25V
122 1610 0037 Resistor - 120 Ohm 1/8W +-5%
123 1610 0041 Resistor - 180 Ohm 1/8W +-5%
124 1610 0053 Resistor - 1K Ohm 1/8W +-5%
125 1610 0062 Resistor - 2.4 Ohm +-5% 1/8W
126 1610 0065 Resistor - 3.3K Ohm 1/8W +-5%
127 1610 0071 Resistor - 10K Ohm +-5% 1/8W
128 1610 0073 Resistor - 12K Ohm 1/8W +-5%
129 1611 4104 Resistor - 100K Ohm 1/4W +-5%
130 1611 4151 Resistor - 150 Ohm 1/4T +-5%
131 1607 0352 Inductor
DescriptionPart No.DescriptionPart No.
Q'ty per
Assembly
5
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3. DC DRIVE BOARD (A494)
6
Page 8

3. DC DRIVE BOARD (A494)
Index
No.
* A494 5415 DC Drive Board - 115V 1
* A494 5416 DC Drive Board - 220/240V 1
Q'ty per
Assembly
Index
No.
101 1103 0441 Pin Terminal - 4P
102 1104 0351 Fuse Holder
103 1107 0354 Fuse - 3.15A/125V
103 1107 0457 Fuse - 3.15A/250V
104 1107 0391 Fuse - 5A, 125V
104 11070459 Fuse - 5A, 250V
105 1402 0277 Zener Diode - 1Z12 (115V)
105 1402 0951 Zener Diode - 1Z12 (220/240V)
106 1402 0388 Diode - W03C
107 1402 0601 Rectifier - RBV-401
108 1405 0176 Rectifier - RBV-601
109 1408 0569 IC - NJM78M05F-A
110 1408 0753 IC - NJM78M24FA
111 1604 1378 Capacitor - 1MF 50V
112 1604 1382 Capacitor - 10uF 50V
113 1604 2238 Capacitor - 4700uF 25V
114 1604 2239 Capacitor - 4700uF 35V (115V)
114 1604 2289 Capacitor - 4700uF +-20% 50V (220/240V)
115 1606 0996 Capacitor - 470pF 50V
116 1606 1396 Capacitor - 0.1uF 25V
117 1611 4220 Resistor - 22 Ohm 1/4T +-5%
118 1611 4689 Resistor - 6.8 Ohm 1/4T +-5%
119 1611 6102 Resistor - 1K Ohm 1/2T +-5%
MB2 (ADDED)
MB2 (ADDED)
DescriptionPart No.DescriptionPart No.
Q'ty per
Assembly
7
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4. POWER SUPPLY UNIT HARNESS (A494)
8
Page 10

4. POWER SUPPLY UNIT HARNESS (A494)
Index
No.
* A494 5301 Power Supply Unit Harness - 115V 1
* A494 5310 Power Supply Unit Harness - 220/240V 1
Q'ty per
Assembly
Index
No.
101 1100 1239 Pin - Mate-N-Lock
102 1100 1247 Terminal
103 1100 1329 Socket Contact
104 1100 1330 Socket Contact
105 1100 1375 Pin - Mate-N-Lock
106 1102 1509 Connector - 4P
107 1102 1831 Connector - 4P
108 1102 1878 Connector - 3P
109 1102 1984 Socket Housing - 4P
110 1102 1990 Socket Housing - 10P
111 1102 2029 Pin Housing - 10P
112 1102 4801 Connector - 8P
DescriptionPart No.DescriptionPart No.
Q'ty per
Assembly
9
Page 11

PARTS INDEX
10
Page 12

Part No.
A494 5101 Interface Board 3- 2
A494 5101 Interface Board 5- *
1604 1382 Capacitor - 10uF 50V 5-118
A494 5301 Power Supply Unit Harness - 115V 3- 3
A494 5301 Power Supply Unit Harness - 115V 9- *
A494 5310 Power Supply Unit Harness - 220/240V 3- 3
A494 5310 Power Supply Unit Harness - 220/240V 9- *
A494 5415 DC Drive Board - 115V 3- 4
A494 5415 DC Drive Board - 115V 7- *
A494 5416 DC Drive Board - 220/240V MB2 (ADDED) 3- 4
A494 5416 DC Drive Board - 220/240V MB2 (ADDED) 7- *
A494 5801 Small P.S.U. Bracket 3- 5
A494 5802 Large P.S.U. Bracket 3- 6
A494 5803 Bracket - DF Power Supply Cord 3- 1
Description
Paper and
Index No.
Part No.
AZ12 0014 Transformer -115V 3- 7
AZ12 0015 Transformer -220/240V 3- 7
Description
Paper and
Index No.
11
Page 13

Part No.
04430060W Hexagon Head Tapping Screw - M3x6 3-101
1100 1239 Pin - Mate-N-Lock 9-101
1100 1247 Terminal 9-102
1100 1329 Socket Contact 9-103
1100 1330 Socket Contact 9-104
1100 1375 Pin - Mate-N-Lock 9-105
1102 1509 Connector - 4P 9-106
1102 1831 Connector - 4P 9-107
1102 1878 Connector - 3P 9-108
1102 1984 Socket Housing - 4P 9-109
1102 1990 Socket Housing -10P 9-110
1102 2029 Pin Housing - 10P 9-111
1102 2307 Connector - 20P 5-101
1102 4801 Connector - 8P 9-112
1102 5001 Connector - 30P 5-102
1102 5003 Connector - 2P 5-103
1103 0441 Pin Terminal - 4P 7-101
1103 1812 Pin Header - 4P 5-104
1103 1815 Pin Header - 7P 5-105
1103 1879 Connector -3P 5-106
1103 3029 Connector -2P 5-107
1104 0351 Fuse Holder 7-102
1105 0159 PCB Stud (ADDED) 1- *
1106 0389 Locking Support 3-102
1107 0354 Fuse - 3.15A/125V 7-103
1107 0391 Fuse - 5A, 125V 7-104
1107 0457 Fuse - 3.15A 250V MB2 (ADDED) 7-103
1107 0459 Fuse - 5A, 250V MB2 (ADDED) 7-104
1402 0277 Zener Diode - 1Z12 (115V) 7-105
1402 0388 Diode -W03C 7-106
1402 0601 Rectifier - RBV-401 7-107
1402 0951 Zener Diode - 1Z12 (220/240V) 7-105
1403 0556 Photocoupler - TLP634 5-108
1405 0176 Rectifier - RBV-601 7-108
1407 2055 IC - TD62304F 5-109
Description
Paper and
Index No.
Part No.
1407 2187 IC -SN74LS07NS 5-110
1407 2341 IC - MPD71051G 5-111
1407 2344 Transistor - TD62382F 5-112
1407 2746 IC - CXD1095Q 5-113
1407 3532 IC - TC74HC4024AF 5-114
1408 0456 IC - AN6914S 5-115
1408 0569 NJM78M05F-A 7-109
1408 0753 IC - NJM78M24FA 7-110
1503 0339 Oscillator - 4.9152MHz 5-116
1604 1363 Capacitor - 10uF 25V 5-117
1604 1378 Capacitor - 1MF 50V 7-111
1604 1382 Capacitor - 10uF 50V 5-118
1604 1382 Capacitor - 10uF 50V 7-112
1604 2238 Capacitor - 4700uF 25V 7-113
1604 2239 Capacitor - 4700uF 35V (115V) 7-114
1604 2289 Capacitor - 4700uF +-20% 50V (220/240V) 7-114
MB2 (ADDED)
1606 0996 Capacitor -470pF 50V 7-115
1606 1396 Capacitor - 0.1uF 25V 7-116
1606 1451 Capacitor - 0.1uF 50V 5-119
1606 1454 Capacitor - 0.01uF 25V 5-120
1606 1455 Capacitor -470pF 25V 5-121
1607 0352 Inductor 5-131
1610 0037 Resistor - 120 Ohm 1/8W +-5% 5-122
1610 0041 Resistor - 180 Ohm 1/8W +-5% 5-123
1610 0053 Resistor - 1K Ohm 1/8W +-5% 5-124
1610 0062 Resistor - 2.4 Ohm +-5% 1/8W 5-125
1610 0065 Resistor - 3.3K Ohm 1/8W +-5% 5-126
1610 0071 Resistor - 10K Ohm +-5% 5-127
1610 0073 Resistor - 12K Ohm 1/8W +-5% 5-128
1611 4104 Resistor - 100K Ohm 1/4V +-5% 5-129
1611 4151 Resistor - 150 Ohm 1/4T +-5% 5-130
1611 4680 Resistor - 68 Ohm 1/4T +-5% 7-117
16114689 Resistor - 6.8 Ohm 1/4T +-5% 7-118
16116102 Resistor - 1K Ohm 1/2T +5% 7-119
Description
Paper and
Index No.
12