HP 8924C Assembly page 569

Table 119
Failure Codes
Code 1914
Code 1916
Code 1918
Code 1919
N:\mkt\MANUALS\HP8924C\ALR\diagnos.fb
Audio Analyzer 1 Internal Paths Failure Codes (Continued)
Suspect Audio Analyzer 1 assembly (high) (Programmable Input Gain stays at
gain=10.)
Suspect Audio Analyzer 1 assembly (high) (DVM Select Switch stays in Input
Buffer Amplifier position d.)
Suspect Audio Analyzer 1 assembly (high) (Programmable Input Gain faulty.)
Suspect Audio Analyzer 1 assembly (high) (Input Select Switch, Input Buffer
Amplifier, HPF select switch, filter buffer amplifier, LPF select switch, fil-
tered output amplifier, or DVM Select Switch failed; or Optional High Pass or
Low Pass filters missing.) Or Modulation Distribution assembly (low) (Faulty
signal from Monitor Select Multiplexer output.)
Chapter 14, Diagnostics Descriptions
Description Of Audio Diagnostics (AFDIAGS3)
Probable Cause(s)
569