2-10
Computer Group Literature Center Web Site
Preparing and Installing the Hardware
2
Serial port 4 DCE configuration -- J18 and J19
To configure port 4 for DCE (modem to terminal) operation, install
jumpers on header J18 and remove jumpers from header J19 as shown
below. The schematic representation of this configuration is shown in
Figure 2-8.
Figure 2-8. Serial port 4 configured as DCE
J18
J19
1
3
5
7
9
11
13
1
3
5
7
9
11
13
+12V
8530
MVME
xxxx
F32
MC145406
TXDB
DTRB*
RTSB*
TRXCB*
RXDB
DCDB*
CTSB*
RTXCB*
D
D
D
D
R
R
R
R
R
MC145406
MC145406
D
P2
ADAPTER
BOARD
64 PIN
CABLE
MVME712M
TRANSITION
BOARD
RXD
DCD
CTS
DSR
RTXC
RRXC
TTXC
GND
TXD
DTR
RTS
DB25
3
8
5
6
15
17
24
7
2
20
4
cb218 9212A
J10
J9
1
1
TRXC4
RTXC4
1.5K
J15
1