Agilent Technologies ESA-L1500A Quick start guide
Part Number E4401-90039 Supersedes: December 1997
Printed in USA May 2000
Installation Note
Agilent Technologies ESA-L1500A or Agilent
Technologies E4411A Spectrum Analyzer
GPIB/Parallel (Option A4H) Kit Number E4401-60053
RS-232/Parallel (Option 1AX) Kit Number E4401-60054
IF, Sweep, and Video Output (Option A4J)
Kit Number E4401-60055
Notice.
The information contained in this document is subject to change without notice.
Agilent Technologies makes no warranty of any kind with regard to this material, including but not limited
to, the implied warranties of merchantability and fitness for a particular purpose. Agilent Technologies
shallnotbeliableforerrorscontainedhereinorforincidentalorconsequentialdamagesinconnectionwith
the furnishing, performance, or use of this material.
© Copyright 1997-2000 Agilent Technologies Company
Installation Note E4401-90039 3
GPIB/Parallel (Option A4H) Kit Number E4401-60053
RS-232/Parallel (Option 1AX) Kit Number E4401-60054
IF, Sweep, and Video Output (Option A4J)
Kit Number E4401-60055
Introduction
This kit contains the parts and instructions to install GPIB/Parallel Option, or RS-232/Parallel Option,
and/or IF, Sweep, and Video Output Option.
Installation Kit Parts List
Table 1 Parts Kit Option A4H GPIB/Parallel Parts Kit E4401-60053 Contents
Product Affected: . . . . . . . . . . . . . . . . . . . . . . . . . E4411A or ESA-L1500A
Serial Numbers: . . . . . . . . . . . . . . . . . . . . . . . . . . . US00000000/US99999999
Options: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A4H, 1AX, and A4J
To Be Performed By: . . . . . . . . . . . . . . . . . . . . . . (X) Service Center
(X) Personnel Qualified by Agilent Technologies
(X) Customer
Estimated Installation Time: . . . . . . . . . . . . . . . . 0.5 Hours
Estimated Verification Time: . . . . . . . . . . . . . . . . . 0.5 Hours
Item Quantity Description Part Number
1 1 Board Assembly GPIB/Parallel E4401-60013
2 1 ESA-L1500A Programmer’s Guide E4411-90003
3 1 Screw M3 x 8-mm (crest washer - pan head - TORX) 0515-0372
4 1 Protective Cap, 25-pin female 1252-4690
5 1 Protective Cap, 24-pin female 1252-5007
6 1 Installation Note E4401-90039
4 Installation Note E4401-90039
Table 2 Parts Kit Option RS-232/Parallel Parts Kit E4401-60054 Contents
Table 3 Parts Kit Option A4J IF, Sweep, and Video Output Kit
E4401-60055 Contents
Tools Required
❏T-8 TORX screwdriver
❏T-10 TORX screwdriver
❏T-15 TORX screwdriver
❏Oscilloscope
❏50 W termination
❏Torque driver (Torque driver requirements are shown in Table 4.)
To avoid potential RFI leakage and prevent connector damage, tighten screws and RF coax cable
connectors to the following torque limits
Table 4 Torque Settings
Item Quantity Description Part Number
1 1 Board Assembly RS-232/Parallel E4401-60014
2 1 ESA-L1500A Programmer’s Guide E4411-90003
3 1 Screw M3 x 8-mm (crest washer - pan head - TORX) 0515-0372
4 1 Protective Cap, 25-pin female 1252-4690
5 1 Protective Cap, 9-pin male 1252-4697
6 1 Installation Note E4401-90039
Item Quantity Description Part Number
1 1 Board Assembly GPIB/Parallel E4401-60011
2 1 Screw M3 x 8-mm (crest washer - pan head - TORX) 0515-0372
3 1 Installation Note E4401-90039
Item Torque in.-lbs
SMA Connector 8.5
SMC Connector 5.5
3-mm, T-8 TORX screws 9.0
3.5-mm, T-10 TORX screws 14
4-mm, T-15 TORX screws 21
Pozidrive Screws 14
Installation Note E4401-90039 5
WARNING Before you disassemble the instrument, turn the power switch OFF and
unplug the instrument. Failure to unplug the instrument can result in
personal injury.
CAUTION Electrostatic discharge (ESD) can damage or destroy electronic
components. All work on electronic assemblies should be performed at a
static-safe workstation. Refer to the documentation that pertains to your
instrument for information about static-safe workstations and ordering
static-safe accessories.
6 Installation Note E4401-90039
Installation Procedure
Remove Instrument Cover
1. Disconnect the spectrum analyzer from ac power.
2. Carefully place the analyzer on the work surface with the front frame facing down.
3. Remove the four screws (1) that hold the rear frame (2) and outer case in place. Refer to Figure 1.
4. Pull the instrument outer case and rear frame off towards the rear of the instrument.
CAUTION The rear EMI contact grid (3) that clips onto the rear panel can come loose.
Note the correct position to reattach. Refer to Figure 1.
Installation Note E4401-90039 7
Figure 1 Outer Case, Rear Frame Removal
8 Installation Note E4401-90039
Removal of Inner Shield
5. Remove the instrument outer case. Refer to the “Instrument Outer Case” removal procedure.
6. Remove the 16 screws (1) and (2) attaching the inner shield to the chassis (15 screws if you have the
tracking generator option). Refer to Figure 2.
7. The inner shield can now be removed from the chassis.
Figure 2 Inner Shield Removal
Installation Note E4401-90039 9
8. Loosen but do not remove all of the screws securing the boards and blank plates at the rear of the
chassis.
9. Remove the vibration support bar at the top rear of the instrument by pinching in the ends of the
bar and rotating upward. The support can be removed by sliding it out of the holes in each assembly.
Refer to Figure 3.
CAUTION The vibration support can be broken if it is forced. Remove with care.
Figure 3 Vibration Support
10 Installation Note E4401-90039
10.Refer to Figure 4 to locate the where the new I/O assembly will go.
11.Remove the single screw (1) securing the I/O assembly or blank panel to the chassis.
Refer to Figure 3.
12.Carefully pull up on the I/O assembly (if present) to remove it from the motherboard connector.
Figure 4 Instrument, Rear View
The following procedure can be used for all of the I/O assemblies:
• A7A1 Spectrum Analyzer Input/Output Assembly (Option A4J)
• A7A2 GPIB/Parallel Assembly (Option A4H)
• A7A3 RS-232/Parallel Assembly (Option1AX)
Installation and Replacement
13.Carefully plug the I/O assembly into the motherboard.
• A7A1 Spectrum Analyzer Input/Output Assembly (Option A4J) goes into slot 6.
• A7A2 GPIB/Parallel Assembly (Option A4H) goes into slot 1.
• A7A3 RS-232/Parallel Assembly (Option1AX) goes into slot 1.
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