Reference Symbology - Xerox 3050 Service Manual

Reference Symbology
The following symbols are
document:
Flags
Indicates that the part has an
used in this This symbol is used on the circuit
d
diagrams and is pointing to
a
adjustment procedure and a repair
procedure listed in the Repair/
wirenet that has to be examined
Adjustment section of this manual.
for a short circuit to frame or an
open circuit.
NOTE
This symbol is used to refer to
notes, usually on the same page.
Switches
and
Relay Contacts
Component Control
-
Safety interlock switch that is
(om31 The ;ode
(04031 is
the output -&./*open:
Adjustment
diagnostic test for the copier
10.1
This symbol is used to show that an
drumldeveloper and fuser motors.
adjustment
is
required on the
indicated component and there is
also
a
reference to the location of
parts ~ i ~ t
Safety interlock switch that
i s
the adjustment procedure.
PL
1.1 This is the reference to the parts list closed.
exploded drawing where the spared
component is found.
Voltage Source
/.L
This is an indication of the source
Indicates that the part has a repair Switch1 relay contacts with
+svoc voltage that is used for operation procedure listed in the Repair/ /&momentary contacts shown
of a component. This voltage is
Adjustment section of this manual. normally open.
distributed in the PWB and comes
from the LVPS.
Indicates that the part has an Switch1 relay contacts with
adjustment procedure listed in the -momentary contacts shown
[cl.ol
,
Statuscode
RepairIAdjustment section of this
normally closed.
The status code is represented
by
a
manual.
box in the control logic section of
the circuit diagram.
This
example
is
the code for the Roll 1 position
sensor.
l o / % ?
Introduction
x 3050