R&S ZVA24, Руководство по обслуживанию

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R&S ZVA Repairs
1177.5333.02 3.27 E-11
Board Overview
Table 3-1 Overview: Board Replacement
Board Measures taken after replacement
Function test
Alignment
Recording of correction
values
System error calibration Other
Front module controller Check error log BIOS update
Lithium battery Check error log
Hard disk Check error log System error calibration FW update
LC display / DC/AC converter Functional test
Flexible switch board
(keyboard)/
key pad Functional test
Front cover
Disk drive Check the directory structure
USB board Test with mouse, keyboard
Power supply Check error log
Fan
Motherboard Check error log System error calibration
Alignment DC measurement
inputs
Reflectometer Check error log
Record correction values
System error calibration
Input connector port 1 to 4
(ZVA8 only) Check error log System error calibration
Bridge unit
(ZVA8 only) Check error log Record correction values
System error calibration
Coupler unit
(ZVA24, ZVA40, ZVA50 and
ZVA67 only) Check error log Record correction values
System error calibration
Reflectometer fan Check error log
Network controller Check error log
Record correction values
System error calibration
Alignment DC measurement
inputs
Synthesizer Check error log Record correction values
System error calibration
LO divider Check error log
Record correction values
System error calibration
Frequency reference Check error log Alignment
Frequency accuracy