TROUBLESHOOTING
MODULE PIN CONNECTIONS
I-E96-313A
5 - 3
for the procedures to set an address and to install a slave
module).
OR
6. Modify the address in the master module configuration (FC
83 specification 1) to correspond with the address set on S1.
Use an Infi 90 operator interface to modify the configuration
(for procedures on how to modify a function code specification,
refer to the Product Instruction for the operator interface you
are using).
The master module generates a
MISSING SLAVE MODULE
error if the slave expander bus is not connected between it and
the slave module. Verify the bus connection on the MMU back-
plane.
If you determine the slave module is faulty, replace it with a
new one. Refer to
for procedures to replace a DSO
module.
MODULE PIN CONNECTIONS
The slave module has three connection points for external sig-
nals and power (P1, P2 and P3). Tables
,
and
show
the pin connections.
WARNING
Disconnect power before installing dipshunts for slave mod-
ules on the MMU backplane (slave expander bus). Failure to do
so could result in severe or fatal shock.
AVERTISSEMENT
Couper l'alimentation avant d'installer les dipshunts sur la
plaque arriere du chassis de montage de modules (MMU).
Toute negligence a cet egard constitue un risque de choc pou-
vant entrainer des blessures graves, voire moretiles.
Table 5-2. P2 Power Pin Connections
Pin (P1)
Connection
Pin (P1)
Connection
1
2
3
4
5
6
+5 VDC
+5 VDC
NC
NC
Common
Common
7
8
9
10
11
12
NC
NC
PFI
PFI
NC
NC
NOTES:
NC=Not Connected
PFI=Power Fail Interrupt
