Unit installation

Appendix A Pinouts Installation and Operation Manual
A-4 Data Channel Connector FCD-E1
Table A-3. Wiring of RS-530 Adapter Cable for DTE1 Mode (Cont.)
FCD-E1 Side Designation Function User’s Side
12 SCB Send Clock (wire B) –
13 CTSB CTS (wire B) –
14 SDB Send Data (wire B) 16
15 SCA Send Clock (wire A) –
16 RDB Receive Data (wire B) 14
17 RCA Receive Clock (wire A) 24
18 – Not connected –
19 RTSB RTS (wire B) 10
20 RCEA External Receive Clock (wire A) –
21 – Not connected –
22 DSRB DSR (wire B) 23
23 RCEB External Receive Clock (wire B) –
24 SCEA External Send Clock (wire A) 17
25 – Not connected –
DTE2 Mode
This mode is used to connect to user’s equipment with DCE interface that provides
the transmit and receive clocks to the FCD-E1 data channel.
In this case, it is necessary to connect a 25-pin male/25-pin male cross-cable (see
Figure A-1) wired in accordance with Table A-4, between the FCD-E1 CHANNEL
connector and the user’s equipment RS-530 connector.
Table A-4. Wiring of RS-530 Adapter Cable for DTE2 Mode
FCD-E1 Side Designation Function User’s Side
1 FG Frame Ground 1
2 SDA Send Data (wire A) 3
3 RDA Receive Data (wire A) 2
4 RTSA RTS (wire A) 8
5 CTSA CTS (wire A) –
6 DSRA DSR (wire A) 20
7 SG Signal Ground 7
8 DCDA DCD (wire A) 4
9 RCB Receive Clock (wire B) –
10 DCDB DCD (wire B) 19
11 SCEB External Send Clock (wire B) 9