Controls And Indicators - Siemens S5-155U System Manual

CPU 948

Controls and indicators

5 - 10
The controls and indicators are arranged on the front plate of the CPU
module:
S5-155U CPU948
RUN
STOP
RUN
STOP
SYS FAULT
RÜCKSETZEN
RESET
URLÖSCHEN
OVERALL
RESET
INIT
QVZ
SI1
ADF
SI2
ZYK
BASP
SI1 SI2
Figure 5-2 Controls and Indicators of the CPU 948
Receptacle for
Memory Card
Mode Switch
LED (green)
LED (red)
LED (red)
Momentary-Contact Mode Switch
Fault Indicator LEDs (red)
Fault Indicator LED (red)
Interface Fault Indicator LED (red)
Interface SI1
PG Interface, 15-Way
Second Serial Interface SI2
Receptacle for Interface Module
Order Number and Version
Release Lever
Locking Pin
C79000-B8576-C199-03
System Manual