Rohde & Schwarz ZVB 4 - Replacing Generator Board (R&S ZVB4;8 Only)

Instrument Construction and Function Description R&S ZVB
1145.1078.82 3.42 E-4
Replacing Generator Board (R&S ZVB4/8 only)
(
See Chapter 5, Spare Parts List, Item 110 and
d
rawing 1302.4960.08)
Opening the instrument and removing the board
 Remove the Reflectometer (see chapter Replacing a Reflectometer RM8 A510 to A540)
 Remove the cover (130)
 Remove the fan cable
 Pull off the Generator Board (110)
Installing the board and reassembling the instrument
 Fit the new Generator Board (110)
 Reconnect the fan cable
 Fit the cover (130)
 Reinstall the Reflectometer (see chapter Replacing a Reflectometer RM8 A510 to A540)
 Connect the mains cable and turn on at the mains switch. The instrument is now in the standby
mode
 Select Service Level 2 (see Service Functions).
 When the instrument has been started, check the protocol file for errors:
[ INFO : Error Log ]
 Record the generator and receiver correction data (see Recording Correction Values).
 Perform the factory system error calibration (see Factory System Error Calibration).