HP 437B Service Manual

HP 437B
The Power Meter has a mixture of Unified National (inch) and metric @
screws. The metric screws are defined by Industrial Fasteners publication
(IFI 500) and are identified in the replaceable parts list as metric (M).
Unified National screws have a dull steel gray appearance and the metric
screws have a shiny silver appearance. Do not use a metric screw ina
Unified National nut, thread damage will result.
8-11. Test Point and Adjustment Locations
Most test points and adjustments are indicated on individual circuit board
assemblies. Test points and adjustments can also be found on the component
locator diagrams adjacent to the assembly schematic diagrams.
8-12. Service Aids On Printed Circuit Boards
The service aids on the printed circuit boards include test points, indicator
LEDs, reference designators, adjustment names, and assembly part numbers.
8-13.
Other
Service
Documents
@
Service
Notes,
Change
Pages,
Application
Notes
and
other
service
literature
are available from Hewlett-Packard. For further information, contact your
nearest Hewlett-Packard office.
8-4 SERVICE

HP 437B Specifications

General

Brand	HP
Model	437B
Category	Measuring Instruments
Language	English