Geräte Informationen:

Philips PM3335 Oszilloskop
Hersteller:
Philips
Modell: PM3335
Datum: 1989
Kategorie: Messgeräte
Gruppe: Oszilloskop
Beschreibung: 50 MHz Digital Storage Oscilloscope
Informationen:
                                    

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Philips -- PM3335 -- Serviceanleitung
Dateiname: Philips-6932-Manual-Page-1-Picture
Dokumenttyp: Serviceanleitung
Seitenanzahl: 182
Dateigröße: 47.89 Mbytes (50216030 Bytes)
Sprache: Englisch
Revision:
Dokument-ID/Nummer: 4822 872 05332
Datum: 01 April 1989
Qualität: Gescanntes Dokument, alles ist lesbar.
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Downloads: 213 seit 29 Juli 2015
Informationen:
1. SAFETY INSTRUCTIONS
1.1 In t roduc t ion
1.3 Caution and warning statements ................. 1-1
1.4 Symbols ...................................... 1~1
1.5 Impaired safety-protection ..................... 1-2
1.6 General clauses ............................... 1-2
2. CHARACTERISTICS 2-1
2.1 Display..................................... 2-3
2.2 Vertical deflections or Y axis ................. 2-3
2.3 Horizontal deflection or X axis ................ 2-5
2.4 Triggering .................................... 2-6
2.5 Signal acquisition............................. 2-7
2.6 Channels A and B.............................. 2-8
2.7 Time base..................................... 2-9
2.8 Trigger....................................... 2-9
2.9 Memory........................................ 2-10
2.10 Display....................................... 2-10
2.11 Calculation facilities......................... 2-10
2.12 Auto setting................................... 2-10
2.13 Cursors....................................... 2-11
2.14 Power supply.................................. 2-11
2.15 Sundries...................................... 2-12
2.16 Environmental characteristics...................2-13
2.17 Safety........................................ 2-15
2.18 Optional versions.............................. 2-15
3. INTRODUCTION TO CIRCUIT DESCRIPTION AND BLOCK DIAGRAM
DESCRIPTION 3-1
3.1 Introduction to circuit description ..............3-1
3.2 Block diagram description......................3-13
4. ATTENUATOR UNIT (Al) 4-1
4.1 Vertical attenuators ...........................4-1
4.2 External input ................................4-2
5. PRE-AMPLIFIER UNIT (A2) 5-1
5.1 Vertical pre-amplifier ..........................5-1
5.2 TB trigger pre-amplifier ........................5-2
5.3 Pre-amplifier control ...........................5-3
6. XYZ-AMPLIFIER UNIT (A3) 6-1
6.1 Introduction..................................6-1
6.2 Final vertical (Y) amplifier ....................6-1
6.3 Final horizontal (X) amplifier ..................6-1
6.4 Final blanking (Z) amplifier and CRT.............6-2
7. TIME-BASE UNIT (A4) 7-1
7.1 Trigger amplifier ..............................7-1
7.2 Timing circuit .................................7-2
7.3 Sweep generator ................................7-4
7.4 X DEFL amplifier, and display mode switch ........7-6
7.5 Z-amplifier ....................................7-6
7.6 Timing diagram.................................7-7
7.7 Timing diagram .................................7-7
8. CRT CONTROL UNIT (A5) 8-1
5
9.1 Input circuit ..................................9-1
9.2 Converter circuit ..............................9-1
9.3 Secondary output rectifiers .....................9-3
9.4 HT supply .....................................9-3
9.5 Calibrator ....................................9-3
0. FRONT UNIT (A7-A8) 10-1
10.1 Key matrix and reset circuit ..............*....10-1
10.2 Front panel controls, probe indicator, auxiliary .. 10-1
10.3 LCD display circuit ............................10-2
1. DIGITAL UNIT (A9)
11.1 Input amplifiers and ADC circuit ................11-1
11.2 Acquisition memories ...........................11-1
11.3 Acquisition control logic .......................11-2
11.4 Display logic ..................................11-4
11.5 DAC circuits ...................................11-6
11.6 Display and time base control ...................11-7
11.7 CPU logic .....................................11-8
11.8 Signal name list .............................11-10
2. ADAPTATION UNIT 12-1
12.1 Vertical display mode switch 12-1
12.2 Real time mode amplifier 12-1
12.3 Digital memory amplifier 12-2
12.4 Signal name list 12-2
13. PERFORMANCE CHECK 13-1
13.1 General information............................13-1
13.2 Preliminary settings .......................... 13-2
13.3 Recommended test equipment ......................13-2
13.4 Checking procedure ............................ 13-2
14. DISMANTLING THE INSTRUMENT 14-1
14.1 General information ........................... 14-1
14.2 Removing the top and bottom covers ...............14-1
14.3 Access to parts for the checking and adjusting
procedures ....................................14-1
15. ADJUSTING PROCEDURE 15-1
15.1 General information ............................15-1
15.2 Recommended test and calibration equipment .......15-5
15.3 Survey of adjusting elements ....................15-6
15.4 Adjusting procedure...........................15-11
16. CORRECTIVE MAINTENANCE 16-1
16.1 Replacements ...................................16-1
16.2 Removing the units and mechanical parts ..........16-3
16.3 Soldering techniques ...........................16-9
16.4 Instrument repacking ...........................16-9
16.5 Trouble shooting ...............................16-10
16.6 Special tools ..................................16-12
16.7 Recalibration after repair ......................16-13
17. SAFETY INSPECTION AND TEST AFTER REPAIR AND MAINTENANCE IN
THE PRIMARY CIRCUIT 17-1
17.1 General directives ............................ 17-1
17.2 Safety components ............................. 17-1
17.3 Checking the protective earth connection ........ 17-1
17.A Checking the insulation resistance .............. 17-1
17.5 Checking the leakage current ................... 17-1
17.6 Voltage test .................................. 17-2
18. PARTS LIST 16-1
18.1 Mechanical parts .............................. 18-1
18.2 Cables and connectors ......................... 18-4
18.3 Electrical parts .............................. 18-6
Philips-6932-Manual-Page-1-Picture
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