11 Data Backup/CPU Replacement 01.99

11.1.2 General notes on data backup

Overview of the data on the following modules:

MMC CPU PLC CPU

NCK CPU

Hard disk DRAM
Centronics V24
DRAM
MPF
SPF
IKA2, 3 SW
DRAM
SRAM
TEA1
TEA4
SEA
RPA
IKA1
ZOA
TOA
GIA
DRAM
SRAM
TEA2
Clock/date
SRAM
User mem.
Data mem.
System
data
Oper. sys.
Monitor
NC keyboard
PG PCIN
Streamer
PG S5
CSB
Battery
for all
data
in the SRAM
DRAM
Software and TEA3 DRAM
Software and TEA3
FDD FDD
611D
PG function
in MMC
SW and
MD for
611D
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SINUMERIK 840C (IA)