Reference Symbology - Xerox 3001 Service Manual

Reference Symbology
The following symbols are used in this
document:
Flags
Indicates that the part has an
This symbol is used on the circuit
d
diagrams and is pointing to a
adjustment procedure and a repair
procedure listed in the Repair1
wirenet that has to be examined
Adjustment section of this manual.
for a short circuit t o frame or an
Q
10.1
0
-L
+
5 VDC
NOTE
This symbol is used to refer to
notes, usually on the same page.
open circuit.
Switches and Relay Contacts
Adjustment
This symbol is used to show that an
adjustment is required on the
indicated component and there is
also a reference to the location of
the adjustment procedure.
Voltage Source
This is an indication of the source
voltage that is used for operation
of a component. This voltage is
distributed in the PWB and comes
from the LVPS.
Component Control
1 The code [lo] is the test for the
copier main drive motor.
Parts List
PL 1.1
This is the reference t o the parts list
exploded drawing where the spared
component is found.
lndicates that the part has a repair
procedure listed in the Repairl
Adjustment section of this manual.
Safety
-d;;Ti-
closed
interlock switch
interlock switch tha
Switchl relay contacts with
/&momentary contacts shown
normally open.
that is
t i s
Indicates that the part has an Switch1 relay contacts with
adjustment procedure listed in the
-momentary~contacts shown
Status Code
RepairlAdjustment 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 fuser
undertemperature signal.
12/98
Introduction
x 3001