Chapter 8: Hardware installation procedures 139

Meridian Link Release 5C/CCR Release 3C Installation and Upgrade Guide

Figure 36

MVME712AM transition card configuration

+5 VDC
GND
-12VD
C
+
12VDC
1
6
J21
19 2
0
J7
1 2
Modem interconnect
J6
2
1
1
2
3
4
DTE DCE
DCE
DTE
13
25
14
1
J13
3
1DCE
DTE
J9
J8
1
3
1
3
31
J14
J10
J11
Modem
p
ower
J16
12
910
Serial
Port
SP1
Console
SP2
(for external modem)
SP3
(to SDI, for conshare)
SP4
(unused)
Phone hookup
(unused)
Printer
(unused)
To P2 adapter board
J17
12
910
Modem
Port
¥
¥
¥
¥
¥
¥
¥
¥
¥
¥
¥
¥
¥
DCE
DTE
DCE
DTE
DCE
DTE
J8 J9J13J14

DCEDTE