Disassembly; Removal Of The Top Cover Assy; Removal Of The Key Switch Pcb Assy; Removal Of The Ir Pcb Assy (Front) - Mitsubishi Electric HC5 Service Manual

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DISASSEMBLY

Note : On the lead connector, the connector name
isn't indicated. When disconnecting the lead
connector, place labels (INDEX LABELs) bearing
the reference markings (connector names) near
the lead connectors and the connectors on the
board to prevent wrong disconnection. After
re-connecting the lead connectors, remove the
labels. To disassemble the product, it is required to
cut the BAND KMs that clamp the lead connectors.
Therefore, when re-assembling the product,
prepare and use the specified BAND KMs. For
the part number of the BAND KM, refer to PARTS
LIST.
For the reference markings of the lead connectors,
see pages D23 to D26.
For the connector names of the fans and motors,
see pages D35 to D48.

Removal of the Top cover ASSY

1.
1. Loose the two screws (a) and remove the Lamp cover
ASSY as shown in Fig. 3-1.
2. Remove the screw (b), eight screws (c) and two screws
(d) as shown in Fig. 3-1.
3. Disconnect the connector on the KEY SWITCH PCB
ASSY and remove the Top cover ASSY as shown in Fig.
3-1.

2. Removal of the KEY SWITCH PCB ASSY

1. Remove the Top cover ASSY according to "1. Removal
of the Top cover ASSY".
2. Remove the six screws (f) and KEY SWITCH PCB ASSY
as shown in Fig. 3-1.

3. Removal of the IR PCB ASSY (FRONT)

1. Remove the Top cover ASSY according to "1. Removal
of the Top cover ASSY".
2. Disconnect the connector on the IR PCB ASSY
(FRONT) as shown in Fig. 3-1.
3. Remove the screw (g) and IR PCB ASSY (FRONT) as
shown in Fig. 3-1.
4. Removal of the LAMP COVER
PCB ASSY
1. Remove the Top cover ASSY according to "1. Removal
of the Top cover ASSY".
2. Disconnect the connector on the LAMP COVER PCB
ASSY as shown in Fig. 3-1.
3. Remove the screw (e) and LAMP COVER PCB ASSY as
shown in Fig. 3-1.
Lamp cover unit
ax1
ex1
ax1
cx2
cx3
fx6
- 12 -
Top cover ASSY
LAMP COVER
PCB ASSY
cx3
bx1
IR PCB ASSY
gx1
(FRONT)
KEY SWITCH PCB ASSY
Fig.3-1
dx2

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