Assembly A; Diagram Notes; Designations; Troubleshooting Aids - HP 5254C Operating And Service Manual

Model 5254C
Section
Vin
SECTION
VIII
CIRCUIT
DIAGRAMS
8-1.
INTRODUCTION.
8-2. This section includes
the following:
a.
General Notes
for
Schematic
Diagrams
(Figure
8-1).
b.
Troubleshooting Aids (Table
8-1)
with
test points on
schematic diagrams (Figures 8-2 and
8-3).
c.
Converter
block
diagram
and schematic diagrams
of
A1
through
A
5
(Figures 8-2
and
8-3).
d.
Component
locators
of
Al
through
A5
Assemblies
(Fig-
ures 8-2 and
8-3).
SYMBOLS
I
1
i i
O
@
FRONT PANEL
REAR PANEL
KNOB CONTROL
SCREWDRIVER ADJUST
MAIN SIGNAL
PATH
FEEDBACK PATH
WAVEFORMS
SHOWN ARE TYPICAL
CONDUCTING ELEMENT
WIPER MOVES TOWARD
**CW"
WHEN
CONTROL
IS
ROTATED
CLOCKWISE
POWER
LINE
GROUND
rh
O
CIRCUIT
COMMON GROUND
TEST POINT
REFERENCE
DESIGNATIONS
REFERENCE
DESIGNATIONS WITHIN
ASSEMBLIES
ARE ABBREVIATED.
ADD ASSEMBLY NUMBER TO ABBREVIATION FOR
COMPLETE
DESCRIPTION.
ASSEMBLY ABBREVIATION
COMPLETE
DESCRIPTION
A25
A25A1
NO PREFIX
Cl
A25C1
CR1 A25A1CR1
J3 J3
Assembly A
s.vt
mb
l
y
Assembly
S/A. /Vo.
Assembly
Series
/Vo.
(inclutlos
A25AJ
(list'd to
document
A25
POWER
SUPPLY
ASSY(05ioo-6007) series 330
Figure 8-1. Schematic
Diagram Notes
8-1