Ericsson BDV BS 101 01 - Cpu-D4

24(46)
Date Rev
DocumentnumberPrepared
Doc respons/Approved Checked Reference
1998-05-29
L
1531-BDV BS 101 01 Uen
INSTALLATION INSTRUCTION
Subject responsible
6.12 CPU-D4 (ROF 157 5124/_)
To put the board in operation mount the system soft-
ware PROMs in the appropriate positions. The number
of battery RAMs mounted on the CPU-D4 board is
functionality dependent.
Connections on the CPU-D4
Similar to the previous versions this board provides the
V.24 interfaces but additionally the RS-485 interface for
longer ranges. With the software key (FECU)
KDU BS 130 06/_ new functionalities can be ac-
cessed.
To connect the RS-485 data interface use plug
RNV 321 01 02 be sure to loop RTS with CTS other-
SW PROMS
1
st
Battery RAM
2
nd
Battery RAM
3
rd
Battery RAM
RTC
Insert PROM "RYS 102 xx1/ x"
A
B
Insert PROM "RYS 102 xx2/ x"
Insert PROM "RYS 102 xx3/ x"
C
C B A
RYS 102 533/1
RYS 102 533/2
KDY BS 101 02/1
FW PROMS
Battery RAM
ROF1575130
R1A
CPU
BS2 9727
red
yellow
green
red
yellow
green
red
Coldstart
18
20
22
24
RTS
DTR
DCD
CTS
TXD
0 V
RXD
DSR
26
28
30
32
RTS
DTR
DCD
CTS
TXD
0 V
RXD
DSR
10
12
14
16
RTS
DTR
DCD
CTS
TXD
0 V
RXD
DSR
CA
FECU
connector
18
20
22
24
-48 VDC
ALARM (in)
0 V
Audio
Audio
ALARM
0 V
26
28
30
32
External
0 V
(out)
Temp1
External
Temp2
0 V
External
Temp3
0 V
Not used
Not used
strap
Factory test
B
B22
B18
B20
alarm relay
Transmit
Receive
RS 485
RS 485
+
-
+
-
loop