Specifications

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11. DISASSEMBLY
* Refer to 13. EXPLODED VIEW (the parts (
B
and
N
) are used for only BN-20).
11-1. Disassembly for keyboard side
1. Slide the battery switch
g
on the back of the BN Unit to the REPLACE BATTERIES position.
2. Remove the battery cover
]
.
3. Remove two screws S1 .
4. Remove the lower case
[
(+ the cover
a
) using an opener as shown below.
* At this time, take care not to break ribs.
5. Remove the reset rubber key
k
taken in the lower case
[
.
6. Remove the button
_
.
7. Remove the battery switch
g
.
8. Remove the lever
d
.
9. Remove the switch
h
for MODEM.
10. Remove three screws S2 .
11. Remove two flat cables
e f
from two connectors (CN101 and CN102) as shown below.
12. Remove two flat cables
e f
from two connectors (CN301 and CN302) as shown above.
13. Remove a screw S3 .
14. Remove the inner case
\
.
15. Remove the rubber key for P button
k
taken in the inner case
\
.
16. Remove the cover
c
and tiny spring
j
.
* Take care not to lose the tiny spring
j
.
17. Remove the FPC
H
from the connector CN601 .
18. Remove the black wire WIR1 soldered to the main PCB ASSY
R
.
19. Remove the carbon sheet
S
from the connector CN103 as shown to the item 11.
20. Remove six screws S4 and two washers W1 .
21. Remove Main PCB ASSY
R
.
22. Remove the rubber sheet
Q
.
23. Remove keys ( ) .
24. Remove the sheet for mode keys
T
.
25. Remove the shield plate
Z
.
26. Remove the carbon sheet
S
.
<Upper case side>
Keys
Blade of opener
<Lower case side>
UP
Flat cables and FPC etc.
PCB
connector (0.5 mm pitch)
CNXXX
UVWYO