CBM-710/720 Service Manual
55
PARTS LIST
7. Control Board Assy : RS422A CBM-710/720
Ref. No.
IC 1
2
3
4
5
6
7
8,13
9
10
11
12
14
15
TA 1
2
TR 1
2-5
8,9
101-103
6,10
7,11
ZD
RA 1,5
2,3
4
R1
2
3,101
4
5,7,15
102-104
Parts No. Description Q’ty Remarks
E 104-200
E 107-140
E 104-220
E 2010170
E 2010220
E 2010230
E 2010240
E 2010250
E 2010260
E 2010200
E 2010270
E 202-610
E 202-620
E 202-630
E 390-100
E 390-120
E 319-117
E 359-278
E 327-030
E 360-020
E 403-060
E 3103-140
E 3103-170
E 3013-090
E 3152-100
E 3272-090
E 3102-041
E 3222-041
E 3332-041
LSI (CPU) M50734SP
LSI (PROM) M5L27128K
LSI (RAM) uPD4464C-15L
IC (TTL) SN74LS373N
IC (TTL) SN74LS240N
IC (TTL) SN74LS375N
IC (TTL) SN74LS139N
IC (TTL) SN74LS04N
IC (TTL) SN74LS11N
IC (TTL) SN7406N
IC (TTL) SN74LS14N
IC uPC393C
IC (TTL) SN75113
IC (TTL) SN75175
Tr. Array HA13408
Tr. Array STA403A
Transistor 2SA1175HF
Transistor 2SC2785HF
Transistor 2SB731L
Transistor 2SD809(1)L
Zener Diode RD3. 0EL1
Re. Array SR-8RA-10K
Re. Array SR-9RA-10K
Re. Array SR-4RB-1K
Resistor 1/4W 1.5K F
Resistor 1/4W 2.7K F
Resistor 1/4W 1K J
Resistor 1/4W 2.2K J
Resistor 1/4W 3.3K J
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
9
2
2
1
2
2
1
1
1
2
1
6