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Installation 4−49
PB60019−01 Octel 200/300 S.4.1
Serial Integration Card for the Meridian 1 (SIC8)
The following pin assignments are for the serial integration card (SIC8) for the Meridian 1 as they appear
on the rear 50-pin telco connector. If an SIC8 card is installed in slot A9, it uses 50-pin telco connector
P9; if it is installed in slot A10, it uses connector P10, etc.
50-Pin
Number
Signal
Function
Signal
Name
50-Pin
Number
Signal
Function
Signal
Name
1 GND I/O (35) 26 TXD3 I/O (36)
2 TXD1 I/O (18) 27 RXD3 I/O (19)
3 RXD1 I/O (1) 28 RTS3 I/O (2)
4 RTS1 I/O (37) 29 CTS3 I/O (38)
5 CTS1 I/O (20) 30 DSR3 I/O (21)
6 DSR1 I/O (3) 31 DCD3 I/O (4)
7 DCD1 I/O (39) 32 DTR3 I/O (40)
8 DTR1 I/O (22) 33 GND I/O (23)
9 GND I/O (5) 34 TXD4 I/O (6)
10 TXD2 I/O (41) 35 RXD4 I/O (42)
11 RXD2 I/O (24) 36 RTS4 I/O (25)
12 RTS2 I/O (7) 37 CTS4 I/O (8)
13 CTS2 I/O (43) 38 DSR4 I/O (44)
14 DSR2 I/O (26) 39 DCD4 I/O (27)
15 DCD2 I/O (9) 40 DTR4 I/O (10)
16 DTR2 I/O (35) 41 GND I/O (46)
17 GND I/O (28) 42 TXD7 I/O (29)
18 TXD5 I/O (11) 43 RXD7 I/O (12)
19 RXD5 I/O (47) 44 DSR7 I/O (48)
20 DSR5 I/O (30) 45 DTR7 I/O (31)
21 DTR5 I/O (13) 46 TXD8 I/O (14)
22 TXD6 I/O (49) 47 RXD8 I/O (50)
23 RXD6 I/O (32) 48 DSR8 I/O (33)
24 DSR6 I/O (15) 49 DTR8 I/O (16)
25 DTR6 I/O (34) 50 GND I/O (51)