Latitude 3420 Service Manual for computers with discrete graphics

Base cover

Captive screws

8

M.2 Solid-state drive bracket

M2x3

1

M.2 Solid-state drive conversion bracket

M2x3

1

M.2 Solid-state drive conversion plate

M2x3

2

Hard disk-drive module

M2X4.5

3

Hard disk-drive

M3x3

4

WLAN card

M2x3

1

WWAN card

M2x3

1

System Fan

M2x3

2

3-cell battery

M2x3

3

4-cell battery

M2x3

4

Display hinges

M2.5x6

M2.5x4

3

2

Hinge bracket

M2.5x2.5

M2.5x3

6

2

Heatsink assembly

7 (For systems enabled with discrete graphic card)

4 (For systems enabled with integrated graphic card)

Power adapter port

M2x3

1

Ethernet port

M2x5

1

I/O board

M2x3

2

System board

M2x2

2

Touchpad bracket

M2x2.5

3

Touchpad module

M2x2

4

WWAN I/O board

M2x3

2