Epson DFX-9000 Service Manual page 213

Epson DFX 9000
PTRM SWITCH ASY
Disconnect the power cable and wait at least 5 minutes
W A R N I N G
for capacitors to drain, or you may receive an electric
shock.
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. Remove the two C.B.S. 3 × 6 screws that secure the Side frame UL
(upper left) to the SIDE FRAME, LEFT, and remove the Side frame
UL. Remove the Side frame UR (upper right) in the same way.
When installing the Side frame UL and UR, match the
positioning holes and tab of the Side frame UL / UR with
the pins and slot in the SIDE FRAME.
When performing the following procedures, release the
C H E C K
P O I N T
TPE sensor cable at the same time. See
ASY (p. 201))
4. Release the PTRM switch cable from the two cable clamps on the
bottom rear of the printer.
5. Disconnect the PTRM switch cable from the SENSOR BOARD
UNIT (CNPTRM: 2 pins), and pull the PTRM switch cable out
through the lower hole in the bottom of the SIDE FRAME, LEFT.
6. Release the PTRM switch cable from the cable clamp on the inside
of the SIDE FRAME, LEFT, and feed the PTRM switch cable inside
the printer mechanism through the upper hole in the SIDE FRAME,
LEFT.
Disassembly and Assembly
SENSOR BOARD UNIT
Rib
3)-1
TPE HOLDER
Tractor
Shaft
Sensors
[Front]
5)-1 CNPTRM
[Rear]
Side Frame UR
3)-1
Dowels
PTRM Switch
Cable
6)-1
6)-2
Figure 4-90. PTRM SWITCH ASY Removal (1)
Revision B
Side Frame UL
Rib
3)-1
Dowels
3)-1
5)-2
4)
206