Removal Of Tpu Inverter Board - Epson Perfection 4870 Photo Service Manual

Perfection 4870 Photo

4.2.12 Removal of TPU Inverter Board

1. Remove of TPU Lower Housing. (Refer to 4.2.11 Removal of TPU Lower Housing )
2. Remove the two screws (C.B.P M3x6) which secure the FFC Cover and then remove
the FFC Cover.
C.B.P M3x6
(5±1 kgfcm)
FFC Cover
Figure 4-36. Removal of FFC Cover
3. Disconnect the TPU Carriage FFC from the TPU Main Board.
Figure 4-37. Disconnection of TPU Carriage FFC
DISASSEMBLY/ASSEMBLY
TPU Carriage FFC
Disassembly Procedure
4. While setting up the TPU Carriage Unit vertically, disconnect all the connectors and
the TPU Carriage FFC on the TPU Inverter Board.
5. Remove the two screws (C.C.P M3x6) which secure the Inverter Board Unit and then
remove the TPU Inverter Board Unit.
TPU Inverter Board Unit
Connector
TPU Carriage FFC
Figure 4-38. Removal of TPU Inverter Unit
Revision A
TPU Carriage Unit
C.C.P M3x6
(5±1 kgfcm)
Connector
54