Dell S2721HGF Simplified Service Manual page 9

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Take 1pcs joystick key and 1pcs function key board,
assemble the joystick key with the function key board,
S14
then press the joystick key to check if it work
normally.
Take 1pcs rear cover, put the rear cover on a cushion
S15
foam for later assembling.
4. Disassembly and Assembly Procedures
Locate the function key board with Joystick key to the
specific position of the rear cover, then use a Philips-
head screwdriver to tighten 4pcs screws for locking
S16
the function key board with the rear cover. Tear off the
tape papers on the back of the key cable, and then fix
the key cable with tapes of the cable.
(No.1~4 screw size=M2x0.2, Torque=0.8
Move the assembled rear cover with function key
board close to the assembled unit, then connect
unction key cable to the connector of interface
S17
board. Put down the rear cover and push the rear
cover for mechanisms engagement. Paste 1pcs
label on the specific positions of the rear cover as
the picture below shown.
0.2kgfxcm)
±
1
3
2
4

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