Operation Control Board (A) - Ricoh FT7770 Service Manual

45. OPERATION CONTROL BOARD (A029)
Index
Part No.
No.
* A029 5860 Operation Control Board
102
1101 0328 Connector Pin Contact
103 1103 0441
Pin Terminal - 4P
104 1103 1188 Connector - 34P
105 1103 1770
Wafer - 4P
106 1400 0291 Transistor - 2SA1020Y
107 1400 0324 Transistor - 2SC458C
108
1401 0192 IC - µPA2003C
109 1401 0611 Diode - 1S1588
110 1407 0508 IC - SN74LS04N
111 1407 0520 IC - HD74LS00P
112 1407 0605
IC - TC4050BP
113 1407 0621
IC - SN74LS08N
114 1407 0640 IC - TC4010BP
Q'ty Per
Description
Assembly
Index
Part No.
No.
115 1407 0710
1
116 1407 0814
117 1407 0838
118 1407 0972
119 1407 0974
120 1407 1023
121
1407 1026
122 1407 1083
123 1407 1100
124 1407 1154
125 1407 1331
126 1407 1482
127 1407 1511
128 1407 1534
129
1407 1552
130 1407 1794
131 1407 1854
132 1407 1855
133 1408 0710
134 1601 7370
135 1601 7374
136 1601 7376
137
1601 7379
138 1604 1366
139
1604 1385
140 1606 1336
141 1606 1396
142
1611 4102
143
1611 4103
144 1611 4222
145 1611 4330
146 1611 4332
147 1611 4333
148
1611 4473
149 1611 4511
99
Description
IC - SN74LS107N
IC - SN74LS139N
IC - SN74LS266N
IC - HD74LS42P
IC - HD74LS32P
IC - HD74LS14P
IC - SN74LS373N
IC - HD74LS138P
IC - Cmos-HM6116P-3
IC - UPD8279C-2
IC - UD74LS154P
Ram - TC5565 PL-15
LSI - UPD 8259 AC-2
IC - UPD8253C-2
LSI - HD 61830 (Lctc)
IC - UPD8255AC-2
CPU - MPD8088D
LSI - UPB8284AD
IC - NJM79M09FA
Resistor Array - 1KOHM
Resistor Array - 4.7KOHM
Resistor Array - 10KOHM ±5% 1/8W
Resistor Array - 33KOHM 0.1W ±5%
Capacitor - 47µF ±20% 25V
Electrolytic CAP. : 47µF ±20% 50V
Capacitor - 10000PF 50V
Capacitor - 0.1µF 25V
Resistor - 1KOHM 1/4T ±5%
Resistor - 10KOHM 1/4T ±5%
Resistor - 2.2KOHM 1/4T ±5%
Resistor - 330OHM 1/4T ±5%
Resistor - 3.3KOHM 1/4T ±5%
Resistor - 33KOHM 1/4T ±5%
Resistor - 47KOHM 1/4T ±5%
Resistor - 510OHM 1/4T ±5%
April 30, '89
Q'ty Per
Assembly