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Advant
®
Controller 450 User’s Guide
Chapter 5 Maintenance
5-44
3BSE 002 415R701 Rev A
Scenario B - Fault Finding
Shut down of an I/O subrack is verified. The controller is operating otherwise. Green LED on
processor module is ON.
Figure 5-16. Fault Finding, B
I/O subrack
Regulator 5V
Replace DSSR 122
24VF
5 V
< 18 V
Y
N
= 0 V
N
Y
N
Y
Fuse blown
Replace fuse
24 V
Check for a disconnection
in the 24 V power supply
distribution
24 V ok
(rear side)
Low
voltage
N
Y
Fuse blown
F1
Replace fuse
Replace DSSR 122
Terminal blocks
DSSR 122
Fuse prot ected +24 V
to t he backplane
for connection
of 24 V
Regulator 5 V
0V 5V
Test 5 V
Test 24 V
Fuse F1
Fuse 24 V
Location of fuses and testpoints
I/O Subrack 1
I/O Subrack 2...3
Valid to the power supply
units for I/O subrack 2...3
See
Section 5.4.10.5,
Replacement of 5 V Regulator
See
Section 5.4.10.5,
Replacement of 5 V Regulator
See
Figure 5-17
Содержание Advant Controller 450
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Страница 26: ...Advant Controller 450 User s Guide Table of Contents 3BSE 002 415R701 Rev A xvi ...
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Страница 488: ... GYDQW RQWUROOHU 8VHU V XLGH SSHQGL DUGZDUH 0RGXOHV A 48 3BSE 002 415R701 Rev A ...
Страница 496: ...Advant Controller 450 User s Guide Appendix C Delivery Documentation C 2 3BSE 002 415R701 Rev A ...
Страница 508: ...Advant Controller 450 User s Guide Appendix D Item Designations D 12 3BSE 002 415R701 Rev A ...
Страница 514: ...Advant Controller 450 User s Guide Appendix E Current Consumption and Heat Dissipation E 6 3BSE 002 415R701 Rev A ...
Страница 518: ...Advant Controller 450 User s Guide Appendix F Load Calculation F 4 3BSE 002 415R701 Rev A ...
Страница 522: ...Advant Controller 450 User s Guide Appendix G Memory Calculation G 4 3BSE 002 415R701 Rev A ...
Страница 528: ...Advant Controller 450 User s Guide Appendix H Halt Codes H 6 3BSE 002 415R701 Rev A ...
Страница 561: ...Advant Controller 450 User s Guide Index 3BSE 002 415R701 Rev A iii V Valve control 1 102 VT100 terminal 1 105 ...
Страница 562: ...Advant Controller 450 User s Guide Index iv 3BSE 002 415R701 Rev A ...
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Страница 564: ...3BSE 002 415R701 Rev A March 2000 ...