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Siemens S5-135U/155U User Manual

Page 160

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5-20

System Manual

C79000-G8576-C199-06

The controls and indicators are arranged on the front plate of the CPU
module:

SIEMENS

6ES5948–3UA1

1

RUN

STOP

RUN

STOP

SYS FAULT

RESET

RÜCKSETZEN

URLÖSCHEN
OVERALL
RESET

QVZ

ADF

ZYK

BASP

INIT

SI1

SI2

Receptacle for

S5-155U

CPU948

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 LEDs (red)

Oder Number and Version

Interface SI1
PG Interface, 15-Pin

Release Lever

Locking Pin

SI1

SI2

Second Serial Interface SI2
Receptacle for Interface Module

Figure 5-4

Controls and Indicators of the CPU 948

Controls and
Indicators

CPUs, Memory Cards, Memory Submodules, Interface Submodules