Ricoh FT556 Service Manual page 428

21. OPTICS BOARD (A008)
Index
Parts No. Description
No.
*
A008 5171 Optics Board
1 A008 5193 IC - µPD7811G
2 AW00 0003 Fiber Connector - Red
3 AW00 0004 Fiber Connector - White
4 Heat Sink - Optics Board
A008 5175
5 A008 5181 Harness - Optics Board
101 1101 0328 Terminal - 3P
102 1102 0675 Connector - 6P
103 1102 1567 Connecter - 2P
104 1103 0750 Pin Housing - 2P
105 1103 1726
Connector - 4P
106 1103 1730 Connector - 8P
107 1103 1731 Connector - 9P
1104 0339
108 IC Socket - 64P
109 1400 0031 Transistor - 2SC458
110 1401 0392 Transistor - 2SB1193
111 1401 0393 Transistor - 2SD1773
112 1402 0110 Diode - V06C
113 1402 0277 Zener Diode - 1Z12
114 1407 0508 IC - HD74LS04N
115 1407 0520 IC - HD74LS00
116 1407 0605 IC - TC4050BP
117 1407 1020
IC - HD74LS02P
118 1407 1090 IC - HD74LS74AP
119 1407 1534 IC - µPD8253C-2
120 1407 1535
IC - TD62308AP
121 1408 0516 IC - TLS2714
Index
Q'ty Per
Parts No.
Assembly
122 1503 0181
1
123 1601 8349
1
124 1602 0934
1
125 1604 1355
1
126 1604 1386
1
127 1606 0867
1
128 1606 1333
129 1606 1336
130 1606 1458
131 1611 4102
132 1611 4103
133 1611 4106
134 1611 4332
1611 4333
135
136 1611 4472
Description
Oscillator - 10MHz
Variable Resistor - 500Kc
RC Array - CR01-R
Capacitor - 220µF 10V
Capacitor - 100µF 50V
Capacitor - 3300PF 50V
Capacitor - 2200PF 50V
Capacitor - 1000PF 50V
Capacitor - 0.1µF 50V
Resistor - 1KOHM 1/4T ±5%
Resistor - 10KOHM 1/4T ±5%
Resistor - 10MOHM 1/4T ±5%
Resistor - 3.3KOHM 1/4T ±5%
Resistor - 33KOHM 1/4T ±5%
Resistor - 4.7KOHM 1/4T ±5%
April 1,'87
Q'ty Per
Assembly