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Chapter 4
205
Troubleshooting
Performance test failure troubleshooting
4. T
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uble
shoo
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NOTE
The meaning of abbreviations are shown in Table 4-8.
Table 4-8
The meaning of abbreviations
Abbreviation
Meaning (Description)
OCXO
OCXO Board
BAS
Analog Base Module
SYN -SRC
TESTED Synthesizer Module for Source
SYN -LCL
TESTED Synthesizer Module for Local
VNR
TESTED Level Vervier Module
RCV -1
TESTED Receiver Module Port 1
RCV -2
TESTED Receiver Module Port 2
RCV -3
TESTED Receiver Module Port 3
RCV -4
TESTED Receiver Module Port 4
T2 -SW
T2 Switch
CBL
Test Cable connection, Semi-Rgd Cable
NOTE
Module configulation is shown Figure 4-13 for 2-port, and Figure 4-14 for 4-port.
Probable faulty board assembly or parts on Adjustment failure
Table 4-9 represents the relationships between the failed adjustment and probable faulty
assembly. If the adjustment failures in this troubleshooting, replace the assembly shown in
this table.
Note that this table lists some typical cases. There are possibilities that other assembly may
be faulty. To troubleshoot further, perform the diagnostics test procedures.
Table 4-9
Adjustment failure troubleshooting information
Probable faulty board assembly or parts
Failed
Adjustment
Failed test item
OC
XO
BAS
SY
N-S
R
C
SY
N-L
C
L
VNR
RCV
-1
RCV
-2
RCV
-3
RCV
-4
DIS
T2-SW
CONN
OCXO
###
Frequency
Reference
##
###
AUX Input
###
Содержание E5071C
Страница 14: ...14 Contents ...
Страница 168: ...168 Chapter2 Performance Test E5071C Performance Test Record ...
Страница 212: ...212 Chapter4 Troubleshooting To configure the CPU Mother Board Assembly and BIOS ...
Страница 262: ...262 Chapter5 Replaceable Parts Power Cables and Plug Configurations ...
Страница 326: ...326 Chapter6 Replacement Procedure Probe Power and Power Switch Board Replacement ...
Страница 332: ...332 Chapter7 Post Repair Procedures Post Repair Procedures ...
Страница 360: ...360 AppendixB System Recovery Calibration of the Touch Screen ...
Страница 364: ...364 AppendixC Firmware Update Firmware Update ...
Страница 365: ...365 D Power Requirement D Power Requirement ...
Страница 367: ...Appendix D 367 Power Requirement Preparation for Power Supply D Power Requirement Figure D 1 Power cable options ...