Nokia RH-44 Series User manual

CCS Technical Documentation
RH-44 Series Transceivers
Issue 1 04/2003 Confidential Nokia Corporation
Assembly

RH-44
Assembly CCS Technical Documentation
Page 2 Nokia Corporation Confidential Issue 1 04/2003

CCS Technical Documentation Assembly
RH-44
Issue 1 04/2003 Nokia Corporation Confidential Page 3
Assembly Instructions
Note: Use a new part if the antenna has been removed.
1. Antenna assembly.
1. Snap whip Antenna onto Internal antenna as shown in Picture 1.
2. Align and insert tip of antenna assembly onto the D-cover as shown in Picture 2.
Make sure antenna spring contacts are not bent or broken.
3. Gently push on the bottom of the antenna assembly and apply a slight amount of for-
ward force — just enough for the antenna snaps to go in.
4. Push down on corners of the Antenna and ensure antennas snap into position as
shown in Picture 2.
Whip & PIFA Before Assembly
Whip Antenna
Spring
Contacts Properly Assembled Whip and PIF
A
Internal PIFA Antenna
2) Align Pin to hole
1) Tilt antenna at angle 3) Push Lightly on Corners
-- Engage Pre-Snaps
CAUTION:
do not touch metal springs.

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Assembly CCS Technical Documentation
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5. Finally, align the whip under the antenna guide and ensure it is remains in place with-
out any additional aid. (See picture 3.)
2. Parts assembly.
If any of the parts within the D-cover assembly have been removed, insert new parts into
their proper locations (as shown in Picture 4). The following diagrams (a through i) illus-
trate in detail the insertion procedures for each assembly part.

CCS Technical Documentation Assembly
RH-44
Issue 1 04/2003 Nokia Corporation Confidential Page 5
a.) Ground clip assembly
b.) Vibra assembly
c.) DC jack assembly

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Assembly CCS Technical Documentation
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d.) Microphone assembly
Caution: The microphone assembly is loose in the D-cover. Don’t turn the phone over unless the PWB
and display assemblies have been re-installed.

CCS Technical Documentation Assembly
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Issue 1 04/2003 Nokia Corporation Confidential Page 7
e.) SIM card assembly
f.) Midi speaker assembly

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Assembly CCS Technical Documentation
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g.) Battery connector assembly
h.) Power button assembly

CCS Technical Documentation Assembly
RH-44
Issue 1 04/2003 Nokia Corporation Confidential Page 9
i.) Keymat assembly
3. PWB assembly.
Place the PWB assembly inside the D-cover, making sure it is correctly aligned.
4. LCD assembly.
Place the display assembly on top of the PWB inside the D-cover.
Note: Be careful not to bend the display assembly during placement.

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Assembly CCS Technical Documentation
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Snap the display assembly into the D-cover in the order shown.
Note: Do not touch or apply pressure directly to the display glass.
5. Screw assembly.
Mount the screws in the order shown above.
Note: Use 23+/-2Ncm (350 RPM max).
Note: Ensure that the display assembly is inserted properly prior to mounting the screws.
6. A-cover assembly.
Mount the A-cover by fitting the guide fins into the D-cover first.