Siemens SINUMERIK 840C Installation Instructions Manual page 763

11 Data Backup/CPU Replacement
11.1.2 General notes on data backup
Overview of the data on the following modules:
NCK CPU
DRAM
MPF
SPF
IKA2, 3
SRAM
TEA1
TEA4
SEA
RPA
IKA1
ZOA
TOA
GIA
11–4
More user manuals on
MMC CPU
Hard disk
DRAM
SW
SRAM
TEA2
Clock/date
DRAM
Centronics
SW and
MD for
611D
Streamer
DRAM
Software and TEA3
FDD
611D
ManualsBase.com
Monitor
DRAM
NC keyboard
V24
PG PCIN
PG function
DRAM
Software and TEA3
FDD
© Siemens AG 1992 All Rights Reserved
01.99
PLC CPU
SRAM
User mem.
Data mem.
System
data
Oper. sys.
in MMC
PG S5
CSB
Battery
for all
data
in the SRAM
6FC5197- AA50
SINUMERIK 840C (IA)