8-6 Phaser 6280 Color Laser Printer Service Manual
Service Parts Disassembly
Fastener Types
The following table lists the primary types of Posi-Drive screws used to
assemble the printer. The procedures provide dimensional specifications for
screws being removed.
Posi-Drive Screw Types used in the Printer
Type Application Shape Characteristics
Self-
tapping,
plastic
1.Silver colored.
2.Screw thread is coarse
compared to metal screw.
3. Screw tip is thin.
Self-
tapping,
plastic, with
flange
1.Black colored.
2.Screw thread is coarse
compared to metal screw.
3.Screw has a flange.
4. Screw tip is thin.
Sheet Metal,
silver
1.Silver colored.
2.Diameter is uniform.
Sheet Metal,
with flange
1.Silver colored.
2.Screw has a flange.
3.Diameter is uniform.
Sheet Metal,
silver with
lock washer
1.Silver colored.
2.Includes a toothed washer.
3.Diameter is uniform.
4.Used for grounding
terminals.
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