Specifications

Table Of Contents
Chapter 9 Pinout reference 129
X.21 V.11 to DB-15 cable pinout
DB-
25
Direction Signal
1 CGND
2 TxD+
3 RxD+
4 RTS+
5 CTS+
6 DCE Ready +
7 SG
8 Received Line Signal Indicator +
9 RxClk +
10 Recieved Lne Signal Indicator -
11 TxClk External +
12 TxClk Internal -
13 CTS-
14 TxD-
15 TxClk Internal +
16 RxD-
17 RxClk-
19 RTS-
20 DTE Ready +
22 DCE Ready +
23 DTE Ready -
24 TxClk External -
Shell GND
NOTES:
X.21/V.11 Boards with DB-15 cable assemblies (see part numbers for cables below) - Sync 570
(EIA-232 only), Sync 570i (EIA-232/V.35), Sync 570i UIB (PCI boards), Syncport, Sync 2000.
Sync 2000 single port X.21/V.11 DB-15 cable - Part #77000426
Sync 570i UIB single port X.21/V.11 DB-15 cable - Part #76000294
Sync 570i 2 port X.21/V.11 DB-15 cable - Part #62500038
Sync 570i 4 port cable (three port X.21/V.11 DB-15) - Part #62500048
Sync 570i 4 port cable X.21/V.11 DB-15 cable - Part #62500047