HP 5254C - SECTION VIII CIRCUIT DIAGRAMS; INTRODUCTION TO DIAGRAMS; SYMBOLS USED IN DIAGRAMS; REFERENCE DESIGNATIONS

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
mbl
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