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Maintenance Overview; Service Procedures - Siemens Maxum II Reference Manual

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Electronic Compartment Component Descriptions and Maintenance Procedures
2.3 System Controller Version 2.1 (SYSCON2.1)
2.3.4

Maintenance Overview

Board Replacement
A failure in the SYSCON2.1 will generally interrupt communication between the GCP
networkbased software and the detectors. A simplified view of the system is shown below.
Analyzers
Figure 2-19
Most problems can be resolved by checking interconnects between cable, boards, and
connectors. If a component must be replaced, the following sections give detailed procedures.
Remote Database Backup
Because these procedures separate the CAC3 memory from the backup-battery voltage on
the SIB3, the database must be backed up to a workstation on the network or directly
connected.
2.3.5

Service Procedures

Preparing to Replace A Component
The analyzer must be shut down using the
Maxum Edition II Analyzer General Maintenance Manual.
48
120/240VAC
Color
Touch
Display
RS232
RS485
CAN
Ethernet
GCP
GCP
Ethernet
Switch
(optional)
Ethernet
Power Distribution and Communication Paths
120/240VAC
PECM
SSR
Board
120/240VAC
I
2
C
SYSCON
(SIB3)
24VDC
CAC3
I/O
Boards
2
(I
C)
General Analyzer Shutdown Procedure in the
Heaters
24 V
Supply
24VDC
I
2
C
24VDC
PECM
I
2
C
Controller
24VDC
Board
I
2
C
24VDC
AC Supply
DC Supply
Digital Communication
Maxum II Reference Manual
Manual, 7/2017, 2000596-001
DPMs
EPCs
SVCMs

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