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Service
Models 8672S/86720A
Schematic Diagram Notes (1 of Sj
Tost point symbols. Stars arc numbered or lettered for easy correlation
of schematic diagrams, procedures, and locator illustrations.
Arrow connecting star to meaS'
urement point signifies no
measuring aid provided. \
Assembly part number
Assembly name
Assembly designation,
Stage name,
A2 DC REGULATOR ASSY (08708'60007l
~ SERIES
REGULATOR
Star shown connected to
circuit signifies measuring aid
(metal post, circuit pad. etc.)
provided.
Interconnection information.
Circled letter indicates circuit
path continues on another
schematic diagram. Look for
same circled letter on service
sheet indicated by adjacent
bold number (3. in this
example).
»
Plug-in connection information.
Socket designation for A2 assembly.
Number indicates
pin of socket (X A2).
J3 not mounted
on assembly A2.
-CD-r-O
I
I
01
1854'0071
Circuit board common
Dagger indicates
circuit change. See
section VII.
Conducting connection
to chassis or frame.
REf EREnCE 0£ilC«A7!0«S HTHIN OUTLINED-!
ASSEMBLIES ABE ABBREVIATED
ROLL DESIGNATION IK
O.UOE5 aSSEmSlt MOUSES
>|
SI Of ASSEkBU A! i
IS AIR I
DESIGNATIONS Of OTHER COMPONENTS ARE
COMPLETE AS SnQmn
Non-plu g-in
connection
information.
Solder point
named.
Connector symbols within the
borderlines of circuit assemb¬
lies signify connections to the
assembly which are separate from
those made through the integral
plug part of the assembly.
REFERENCE DESIGNATION
NO PREFIX
A2ASSY
A2
Cl
J3
Q1
XA2
R1
NOT ASSIGNED
Asterisk indicates factory
selected components. (See
section V).
Value selected for best operation.
Value shown is average or most
commonly selected value.
Wire color code. Code used (MIL-STD-681) is the
same as the resistor color code. First number
identifies the base color, second number the wider
stripe, and the third number the narrower stripe.
Example:
" QE)
denotes white base, yellow
wide stripe, violet narrow stripe.
Reference designators deleted
by circuit changes are listed
here.
List of all the reference desig¬
nations on the diagram.
Assembly reference designators).
Large numbers in low>er right
corners of schematic diagrams
are service sheet numbers.
They are provided for con¬
venience in tracing inter
connect! ons.
1-2
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