Oki B4100 Maintenance Manual

42640901TH Rev.1 38 /
Oki Data CONFIDENTIAL
2.3.21 Power Supply Board and High Voltage/Sensor Board
(1) Remove the upper cover assy (see 2.3.1).
(2) Remove the lower base unit (see 2.3.4).
(3) Remove two screws 1 and the guide plate 2.
(4) Remove the AC inlet 3 from the guide plate 2.
(5) Remove the screw 4 and remove the grounding (earth) wire 5.
(6) Remove the connectors CN2 from power supply board 6 and CN1 from high voltage/sensor board 7.
(7) Remove ten screws 8, and remove the power supply board 6 and high voltage/sensor board 7.
(8) Remove the Insulation plate 9 from the base plate 0.
Notes : 1. Be careful about the sensor (paper supply) when reinstalling the lower base.
2. Make sure that no excessive force is applied to the power supply switch.
3. When installing the power supply board onto the base plate, be careful not to bend the
base plate (it is desirable to place a block underneath it to prevent bending).
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0

Oki B4100 Specifications

Performance

print speed	19 pages per minute
CPU	200 MHz
time to first page	6.0 seconds
print resolution	1200 x 600 dpi
duty cycle	15, 000 pages per month

Memory

standard RAM	8 MB
maximum RAM	8 MB

Paper Handling

standard paper input	250-sheet Letter/Legal/Universal tray
paper size minimum	3.4" x 5.5"
paper size maximum	8.5" x 14"

Weight and Dimensions

size (WxDxH)	14" x 15.6" x 7.9"
size (WxDxH in cm)	35.5 cm x 39.5 cm x 20 cm
weight	22 lb. (10.0 kg)