85RF Fluke Electronics, 85RF Datasheet - Page 63

• Manufacturer Part Number: 85RF
• Description: PROBE HIGH FREQ 500MHZ
• Manufacturer: Fluke Electronics
• Type: High Frequencyr

Specifications of 85RF

• Impedance: 10M Ohm
• Voltage - Max: 30VRMS, 200VDC
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS compliant by exemption
• Ratings: -
• Current Rating: -
• Color: -
• Termination: -
• Wire Insulation Material: -
• Cable Length: -
• Other names: 532457

4-1. Introduction .................................................................... 4-3
4-2. Service Information ........................................................ 4-3
4-3. General Information ....................................................... 4-5
4-4.
4-5.
4-6.
4-7.
4-8.
4-9.
4-10.
4-11. Performance Tests .......................................................... 4-12
4-12.
4-13.
4-14.
4-15.
4-16.
4-17.
4-18.
4-19. Calibration Adjustments ................................................. 4-17
4-20. Troubleshooting.............................................................. 4-19
4-21.
4-22.
4-23.
4-24.
Handling Precautions for Using Static Sensitive
Disassembly and Reassembly ..................................... 4-5
Backup Fuse Replacement .......................................... 4-11
Cleaning ...................................................................... 4-11
Initial Procedure.......................................................... 4-12
Microcomputer and Display Test................................ 4-12
Voltage Test................................................................ 4-13
Resistance Test ........................................................... 4-14
Continuity Test............................................................ 4-15
Current Test ................................................................ 4-15
Diode Test................................................................... 4-17
Self-Tests .................................................................... 4-19
Troubleshooting Guide ............................................... 4-21
Devices ...................................................................... 4-5
Calibration and Backup Fuse Access ...................... 4-6
Main PCB Access.................................................... 4-7
LCD and Microcomputer PCB Disassembly and
Assembly................................................................. 4-8
Ratio Self-Test......................................................... 4-19
Switch Decoding Self-Test...................................... 4-20
Contents
Maintenance
Chapter 4
Page
4-1