Specifications

Table Of Contents
Chapter 9 Pinout reference 135
EIA 422 DB-25 pinouts for Sync boards
Sync 570 (EIA-232 only), Sync 570i (EIA-232/V.35), Sync 570i UIB (PCI boards), Syncport,
Sync 2000.
Sync 2000 single port EIA-530/EIA-422 DB-25 cable - Part #77000425
Sync 570i UIB single port EIA-530/EIA-422 DB-25 cable - Part #76000369
Sync 570i 2 port EIA-530/EIA-422 DB-25 - - Part #62500039
Sync 570i 4 port cable (one port EIA-530/EIA-422) - Part #62500048
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