Epson DFX-9000 Service Manual page 210

Epson DFX 9000
APTC HP UNIT
Disconnect the power cable and wait at least 5 minutes
W A R N I N G
for capacitors to drain before disassembling the
POWER UNIT, or you may receive an electric shock.
Do not touch the motors immediately after using it, or
you may burn your hand. Allow the motors to cool
enough to work with them.
1. Remove the UPPER UNIT (p. 135)
2. Tilt up the rear of the PR MECHA ASY and support it using the tilt
bar. Refer to section 4.2.4.1 PR MECHA ASY, p. 149.
3. Release the APTC HP sensor cable from the three cable clamps on
the bottom rear of the printer.
4. Disconnect the APTC HP sensor cable from the SENSOR BOARD
UNIT (CNAPTCHPS: 3 pins), and pull the APTC HP sensor cable
outside the printer mechanism through the hole in the SIDE
FRAME, LEFT.
5. Release the APTC HP sensor cable from the two side-frame cable
clamps and the notch of the HCPP SENSOR UNIT mounting bracket.
When routing the APTC HP sensor cable, be careful not to
C A U T I O N
pull too hard on it. Make sure it does not interfere with the
SS gear.
6. Remove the C.B.S. 3 × 6 screw that secures the APTC HP UNIT,
and remove it.
When you install the APTC HP UNIT, the bracket
alignment notch must fit against the positioning shaft on
the side frame, as shown in
Disassembly and Assembly
Figure 4-87.
SENSOR BOARD UNIT
4)-1
Figure 4-87. APTC HP UNIT Removal
Sensors
[Front]
SS Gear
[Rear]
Sensor bracket
alignment notch
APTC HP UNIT
5)
3)
4)-2
Revision B
5)
5)
6)-1
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