Dell Inspiron 3700, Reference Manual

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also included in the illustration. Examples are shown in Figure 3 . Match the actual screw to the graphic in the illustration to check for correct length.
Figure 3. Screw Identification
NOTICE: When reinstalling a screw, you must use a screw of the correct diameter and length. Otherwise, hardware damage could
result. Make sure that the screw is properly aligned with its corresponding hole, and avoid overtightening.
When you are removing and replacing components, photocopy the Table 1 placement mat as a tool to lay out and keep track of the component
screws.
Table 1. Screw Placement Mat With Component Screw Counts
and Sizes
ZIF Connectors
Some of the computer
’
s interface connectors are zero insertion force (ZIF) connectors. These connectors are not removable, but they must be
released to disconnect a cable from them (see Figure 4 ).
Figure 4. Disconnecting an Interface Cable
NOTICE: The ZIF connectors are fragile. To avoid damage, do not apply too much pressure to the movable part of the connector.
To disconnect an interface cable from a ZIF connector, perform the following steps:
1. Insert a small flat-blade screwdriver behind the movable part of the connector.
2. Push gently sideways on the movable part of the connector until it releases the interface cable.
3. Grasp the interface cable and pull it out of the connector.
To reconnect an interface cable to a ZIF connector, perform the following steps:
1. Use a small flat-blade screwdriver to open the movable part of the ZIF connector.
2. Orient the end of the interface cable with the ZIF connector, and insert the end of the cable into the connector.
Hard-Disk Drive:
M3 x 5 (1 each)
Keyboard
Assembly:
M2.5 x 10 (7 each)
Display Assembly:
M2.5 x 4 (3 each)
Display Assembly Bezel:
Rubber Screw
Covers (4 each)
Plastic Screw
Covers (2 each)
Display Assembly Bezel:
M2.5 x 4 (6 each)
14.1 Display
Assembly LCD to Top Cover:
M2 x 3 (6 each)
12.1- Inch Display
Assembly LCD to
Top Cover:
M3 x 5 (4 each)
12.1- Inch Display
Assembly Inverter:
M3 x 3 (3 each)
Palmrest Assembly:
M2.5 x 20 (5 each)
System Board:
M2.5 x 4 (2 each)
Microprocessor Shield:
three captive and
two removable screws
M2 x 3 (2 each)
TCA and
Exhaust Fan:
M2.5 x 4 (2 each)
1 Movable part of connector (do not remove)