Introduction - HP 8560E Service Manual

Assembly Replacement

Introduction

Introduction
This chapter describes the removal and replacement of all major
assemblies. The following replacement procedures are provided:
Tools required to perform the procedures are listed in
page
The words right and left are used throughout the replacement
procedures to indicate the side of the spectrum analyzer as viewed from
the front panel. See
Numbers in parentheses are used throughout the replacement
procedures to indicate numerical callouts on the figures.
The spectrum analyzer contains static-sensitive components. Read the
CAUTION
section entitled, "Electrostatic Discharge" in Chapter 1.
146
Access to Internal Assemblies ............................................
Cable Color Code .................................................................
Procedure 1. Spectrum Analyzer Cover .............................
Procedure 2A. A1 Front Frame/A18 LCD (8560EC) .........
W3 Line Switch Cable (8560EC) ......................................
Procedure 2B. A1 Front Frame/A18 CRT (8560E) ............
Procedure 3. A1A1 Keyboard/Front Panel Keys................
Procedure 4. A1A2 RPG......................................................
Procedure 5. A2, A3, A4, and A5 Assemblies.....................
Procedure 6A. A6 Power Supply Assembly (8560EC) .......
Procedure 6B. A6 Power Supply Assembly (8560E)..........
Procedure 7. A6A1 High Voltage Assembly (8560E) .........
Procedure 8. A7 through A13 Assemblies..........................
A7 1st LO Distribution Amplifier.....................................
A8 Low Band Mixer ..........................................................
A9 Input Attenuator .........................................................
A10 Tracking Generator (Option 002) .............................
A11 YTO ............................................................................
A13 Second Converter.......................................................
Procedure 9. A14 and A15 Assemblies...............................
Procedure 10. A16 FADC/A17 CRT Driver (8560E) ..........
Procedure 11. B1 Fan..........................................................
Procedure 12. BT1 Battery .................................................
Procedure 13. Rear Frame/Rear Dress Panel ....................
Procedure 14. W3 Line Switch Cable (8560E) ...................
Procedure 15. EEROM (A2U501) .......................................
Procedure 16. A21 OCXO (Non-Option 103)......................
148.
Figure 3-1 on page
page 147
page 148
page 149
page 150
page 153
page 160
page 169
page 170
page 171
page 178
page 181
page 185
page 189
page 191
page 192
page 192
page 194
page 195
page 196
page 197
page 200
page 203
page 204
page 205
page 210
page 219
page 221
Table 3-1 on
149.
Chapter 3