Agilent Technologies 85105-60047 Installation Note Download Page 8

Page: 8 / 10

8 Installation Note 85105-90023

A24 Verification Procedure

1. Set SW4 to OPEN on the A4, GPIB board assembly (p/n 85105-60014). Refer to

2. Plug in the power cord and turn on the 85105A mm waveguide controller power switch.

WARNING

Hazardous voltages are present! Use care when working on a live
instrument to avoid personal injury.

3. Verify that the Port 2 “ON” green LED is illuminated on the A5, SW Driver board assembly

(p/n 85105-60005) and listen for audible click of A24 (refer to

4. Turn off power switch.

Figure 4 Testing of A24

Summary of Contents for 85105-60047

Page 1: ...Part Number 85105 90023 Printed in USA August 2002 Agilent Technologies 85105A Option 50 Installation Instructions for RF Switch Replacement Kit 85105 60047 Installation Note...

Page 2: ...to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose Agilent Technologies shall not be liable for errors contained herein or fo...

Page 3: ...for 85105 90023 Products Affected 85105A mm waveguide controller Option 50 Serial Numbers 3146A00454 and below To Be Performed By X Agilent Technologies Service Center X Customer or Personnel Qualifie...

Page 4: ...p cover from the 85105A by loosening the screw on the top rear of the instrument NOTE The screw is locked into the top cover It will be necessary to check that the lid is loose enough by pulling on th...

Page 5: ...trol cable from the J8 connector on the motherboard refer to Figure 1 5 Remove the two screws that attach the RF switch to the switch bracket and remove the old A24 refer to Figure 1 6 Carefully back...

Page 6: ...nections toward the bottom and front of the instrument The bracket side with two screw holes should be facing towards the existing bracket refer to Figure 2 NOTE The control cable terminals on A24 wil...

Page 7: ...op cables can then be easily inserted without damage The cable attached to port 1 will need to be bent slightly to fit refer to Figure 2 on page 6 Avoid unnecessary bending of the coax cables Port 2 w...

Page 8: ...turn on the 85105A mm waveguide controller power switch WARNING Hazardous voltages are present Use care when working on a live instrument to avoid personal injury 3 Verify that the Port 2 ON green LE...

Page 9: ...and port 2 OFF yellow LEDS are illuminated on the A5 SW Driver board assembly p n 85105 60003 Refer to Figure 5 Figure 5 Normal Operation 7 Turn off the 85105A power switch and unplug the power cord 8...

Page 10: ...56 7832 fax 81 426 56 7840 Australia tel 1 800 629 485 fax 61 3 9210 5947 Singapore tel 1 800 375 8100 fax 65 836 0252 Malaysia tel 1 800 828 848 fax 1 800 801 664 Philippines tel 632 8426802 tel PLDT...