Table of Contents
8 3BSE036351-510 A
Verification of Satisfactory AC 800M Operation..........................................................185
Verification of Single CPU ................................................................................185
Verification of Redundant CPU .........................................................................188
Section 5 - Maintenance
Preventive Maintenance Frequency Schedule...............................................................191
Replacing the Battery....................................................................................................192
Internal Battery ..................................................................................................192
SB821 External Battery Unit .............................................................................195
SB822 Rechargeable External Battery Unit ......................................................197
Online Replacement of Unit..........................................................................................198
Exchange of CPU in Redundant Configuration without BC810...................................199
Exchange of CPU in Redundant Configuration with BC810........................................200
Exchanging a Defect RCU Link Cables Online............................................................202
In Configuration with BC810 ............................................................................202
In Configuration without BC810 .......................................................................202
Corrective Maintenance Procedures..............................................................................203
Fault-Finding Procedures ..............................................................................................204
PM8xx Processor Unit in Single CPU Configuration........................................204
PM861/PM864/PM865/PM866/PM891 Unit in Redundant Configuration ......205
CEX-Bus Interconnection Unit - BC810...........................................................206
SM810/SM811...................................................................................................207
Internal Battery / SB821 External Battery/SB822 Rechargeable External Battery208
PROFIBUS DP – CI851 ....................................................................................209
FOUNDATION Fieldbus H1 – CI852 ...............................................................210
On-board RS-232C Channels – CI853 ..............................................................213
PROFIBUS DP – CI854/CI854A ......................................................................214
MasterBus 300 Interface – CI855......................................................................216
S100 I/O Interface – CI856................................................................................217
INSUM Interface – CI857 .................................................................................218
DriveBus Interface - CI858................................................................................ 219
FOUNDATION Fieldbus High Speed Ethernet - CI860 ...................................221
TRIO Interface - CI862......................................................................................223