Rohde & Schwarz FSP3 - Instrument Repair Procedures; Module Replacement Guidelines

R&S FSP Contents - Repair
1164.4556.82 I-3.1 E-1
Contents - Chapter 3 "Repair"
3 Repair................................................................................................................... 3.1
Instrument Design and Function Description ...............................................................................3.1
Block Diagram ..........................................................................................................................3.1
Description of Block Diagram...................................................................................................3.2
Attenuator.......................................................................................................................3.2
Electronic Attenuator (Option R&S FSP-B25)................................................................3.2
RF to IF Conversion for Frequencies < 3 GHz – Frontend ............................................3.3
RF to IF Conversion for Frequencies > 3 GHz - Microwave Converter .........................3.4
IF Filter – Module ...........................................................................................................3.5
Reference Frequency 10 MHz - IF Filter Module ...........................................................3.6
Reference Frequency 128 MHz - IF Filter Module .........................................................3.6
OCXO Reference (Option R&S FSP-B4).......................................................................3.6
WCDMA Demodulation Hardware (Option R&S FSP-B15) ...........................................3.6
Processing of Measured Data - Detector Board ............................................................3.7
AF Demodulation (Option R&S FSP-B3) .......................................................................3.8
TV and RF Trigger (Option R&S FSP-B6) .....................................................................3.8
Tracking Generator (Option R&S FSP-B9)....................................................................3.9
External Generator Control (Option R&S FSP-B10) ......................................................3.9
LAN Interface (Option R&S FSP-B16) ...........................................................................3.9
DC Power Supply (Option R&S FSP-B30).....................................................................3.9
Battery Pack (Option R&S FSP-B31/32)........................................................................3.9
Front Panel...................................................................................................................3.10
Removable hard disk (Option R&S FSP-B18) .............................................................3.10
Flash Disk (Option R&S FSP-B20) ..............................................................................3.10
Power Supply Module ..................................................................................................3.11
Motherboard.................................................................................................................3.11
Module Replacement......................................................................................................................3.12
Overview of the Modules........................................................................................................3.13
Performing a Cold Boot..........................................................................................................3.14
Replacing the Front Module Controller A90 ...........................................................................3.15
Replacing the Lithium Battery on the Front Module Controller...............................................3.18
Replacing Hard Disk A60 .......................................................................................................3.21
Replacing the LCD and DC/AC Converter in the Front Module .............................................3.22
Replacing the Keyboard Membrane or Mat on the Front Module ..........................................3.24
Replacing the Labelling Panel on the Front Module...............................................................3.26
Replacing the Floppy Disk Drive A30.....................................................................................3.27
Replacing the Power Supply A20 ...........................................................................................3.28
Replacing the Fan ..................................................................................................................3.29
Replacing the RF Input Connector (Cable W1)......................................................................3.30
Replacing the Motherboard A10.............................................................................................3.31
Replacing the Module RF Attenuator A40..............................................................................3.33
Replacing the Key/Probe Module A80 and Vol./Phone Board A191 (Option R&S FSP-B3) ..3.34
Replacing the RF Frontend A100...........................................................................................3.36
Replacing the Detector A120 or A140 (Option R&S FSP-B70)..............................................3.37
Replacing the IF Filter A130...................................................................................................3.38
Replacing the MW Converter Unit A160 ................................................................................3.39
Replacing Diplexer A162; R&S FSP7 ..........................................................................3.40
Replacing 8 GHz YIG Unit A161; R&S FSP7...............................................................3.41
Replacing Diplexer (30 GHz) A230; R&S FSP13/30....................................................3.43