Anritsu 373XXA Manual de usuario Pagina 56

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Many of the troubleshooting procedures presented in this chapter re
-
quire the removal of instrument covers to gain access to printed cir
-
cuit assemblies and other major assemblies.
WARNING
Hazardous voltages are present inside the instru
-
ment when ac line power is connected. Turn off the
instrument and remove the line cord before remov-
ing any covers or panels. Trouble shooting or repair
procedures should only be performed by service per-
sonnel who are fully aware of the potential hazards.
CAUTION
Many assemblies in the 373XXA contain
static-sensitive components. Improper handling of
these assemblies may result in damage to the assem-
blies. Always observe the static-sensitive component
handling precautions described in Chapter 1, Figure
1-2.
CAUTION
Never operate the 373XXA with connector J3 of the
A21A2 Source Control PCB disconnected. Operation
in this mode may cause damage the A31 Buffer
Amplifier/Sampler assembly.
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