88
Chapter 2, Troubleshooting
More About Step 1- Run the Power-Up Diagnostic
N:\mkt\MANUALS\HP8924C\ALR\trouble.fb
a.
Besides checking the assemblies marked X, the power-up self test checks the serial data lines which the con-
troller uses to send control signals to and receive status signals from the RF and AF assemblies.
b.
HP 8924E: Required if Spectrum Analyzer is installed.
c.
Measurement checked indirectly by all diagnostics.
A36
Audio
Analyzer 2
AF DIAGS3:
(Audio
Analyzer 2)
AF Analyzer:
(AC Voltage
Accuracy)
VFN
(a must)
Yes
A37
Measurement
c
X
MS DIAGS3:
(Self Test)
Oscilloscope
Voltmeter
Reference
Yes
A38
Oven Oscillator
Timebase Adjust
No
A39
37-Pin
Filter
No
A40
Motherboard
No
Table 4
Relating Assemblies To Troubleshooting Aids (Continued)
Ref.
Des.
Assembly
Name
Troubleshooting with
Diagnostics (Chapter 2)
Performance
Verification
(Chapter 5)
Periodic
Adjustments
Cal
(Chapter 4)
Cal-
Data
Needed
After
Repl ?
Power-
Up Self
Tests
a
ROM
Summary of Contents for 8924E
Page 52: ...Contents 52 N mkt MANUALS HP8924C ALR 8924CE TOC A Error Messages ...
Page 53: ...Contents 53 N mkt MANUALS HP8924C ALR 8924CE TOC Index 633 ...
Page 54: ...Contents 54 N mkt MANUALS HP8924C ALR 8924CE TOC ...
Page 137: ...137 N mkt MANUALS HP8924C ALR per_adj fb 4 Periodic Adjustments ...
Page 449: ...449 N mkt MANUALS HP8924C ALR service fb 10 Service Screen ...
Page 455: ...455 N mkt MANUALS HP8924C ALR blkdia fb 11 Block Diagrams ...
Page 522: ...522 Chapter 11 Block Diagrams Assembly Details N mkt MANUALS HP8924C ALR blkdia fb ...
Page 613: ...613 N mkt MANUALS HP8924C ALR errmssg fb A Error Messages ...