Motorola Hawk 4.0 XT920 Assembly/Disassembly Manual

Assembly/Disassembly Manual

Hawk 4.0 XT919/XT920

3G Band: 850/900/1800/1900 MHz

2G Band: 800/850/900/1700/1900/2100 MHz

Assembly /Disassembly Manual

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CONTENTS

1 Tool and Test Equipment ................................................................................. 3

2 Disassembly ..................................................................................................... 4

2.1 Removing the Subscriber Identity Module (SIM) and the Micro SD ... 4

2.2 Removing the rear decoration ............................................................... 5

2.3 Removing the Receiver decoration ....................................................... 5

2.4 Removing screws ................................................................................... 6

2.5 Removing Front housing Assembly ..................................................... 8

2.5.1 Removing the EARPIECE SPEAKER ............................................................................. 9

2.5.2 Removing the Main Display Assembly ............................................................................ 9

2.5.3 Removing the Touch Panel Assembly ............................................................................. 12

2.6 Removing the Main board Assembly .................................................. 13

2.6.1 Removing the camera ..................................................................................................... 15

2.7 Removing the Battery .......................................................................... 16

2.8 Removing the ALERT SPEAKER......................................................... 16

3 Assembly ........................................................................................................ 17

3.1 Assemble the front and rear camera .................................................. 17

3.2 Assemble the Touch Panel Assembly ................................................ 18

3.3 Assemble the EARPIECE SPEAKER ................................................... 19

3.4 Assemble the Main Display Assembly to the front housing ........... 19

3.5 Assemble the ALERT SPEAKER ......................................................... 22

3.6 Assemble the Battery ........................................................................... 22

3.7 Assemble the Main board Assembly into the rear housing .............. 23

3.8 Assemble screws ................................................................................. 24

3.9 Assemble REAR HOUSING ASSEMBLY ............................................. 25

3.10 Assemble screws ............................................................................... 26

3.11 Assemble the Receiver decoration ................................................... 28

3.12 Assemble the rear decoration ........................................................... 28

3.13 Assemble the Subscriber Identity Module (SIM) and the Micro SD 29

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1 Tool and Test Equipment

The following table lists tools and test equipment recommended for

disassembly and reassembly of XT919 phones. Use either the listed

items or equivalents.

Table 1. General Test Equipment and Tools

1. T5 Screw driver

2. T4 Screw driver

3. Front Opening Tool

4. Guitar Pick

5. ESD tweezers

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2 Disassembly

The procedures in this section provide instructions for the disassembly

of XT919 phones. Tools and equipment used for the phone are listed

in Table 1, preceding.

Many of the integrated devices used in this equipment are vulnerable

to damage from electrostatic discharge (ESD). Ensure adequate static

protection is in place when handling, shipping, and servicing the

internal components of this equipment.

Avoid stressing the plastic in any way to avoid damage to either the

plastic or internal components.

2.1 Removing the Subscriber Identity Module (SIM)

and the Micro SD

1.Press SIM card and SD card let it spring out from the holder, and

then slide the SIM card and SD card out of the SIM&SD holder

according to the arrow (see figure 1)

Figure 1.Removing the SIM and SD card

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2.2 Removing the rear decoration

1.Using the Guitar Pick to release each side of Rear DECO latch

according to the arrow, and then removing the Rear DECO (see figure

2)

Figure 2.Removing the Rear DECO

2.3 Removing the Receiver decoration

1.Using the Front opening Tool to release the adhesive of Receiver

DECO according to the arrow, and then removing the Receiver DECO

(see figure 3)

Figure 3.Removing the Receiver DECO

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2.4 Removing screws

1. Using a Torx driver with a T-4 bit, removing the screws in the side

(see figure 4) Torque :1.0±0.1kgf.cm,RPM:700~1000r/min .

Figure 4.Removing the 6pcs screws in the side

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2. Using a Torx driver with a T-5 bit, removing the screws in the top and

bottom (see figure 5) Torque :1.0±0.1kgf.cm,RPM:700~1000r/min .

Figure 5.Removing the 3pcs screws in the top and bottom

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2.5 Removing Front housing Assembly

1. Using the Guitar Pick to release each side of front housing latch

according to the arrow, and then release the LCM connector and

removing the front housing assembly (see figure 6).

Figure 6.Removing front housing assembly

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2.5.1 Removing the EARPIECE SPEAKER

1. Using the ESD tweezers to lift the earpiece speaker, then removing the

earpiece speaker according to the arrow (see figure 7).

Figure 7.Removing the earpiece speaker

2.5.2 Removing the Main Display Assembly

1. Using the Front Opening Tool to release the touch panel connector

according to the arrow (see figure 8).

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Figure 8. Release the touch panel connector

2. Using the Front Opening Tool to release the latch of main display

assembly according to the arrow (see figure 9).

Figure 9. Release the latch of main display assembly

3. Using your finger to remove the FPC of touch panel according to the

arrow, and then removing the main display assembly from the front

housing (see figure 10)

Figure 10. Removing the Main Display assembly

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4. Using the Front Opening Tool to release the adhesive of main

display according to the arrow, and then removing the main display

(see figure 11)

Figure 11. Removing the main display

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2.5.3 Removing the Touch Panel Assembly

1. Using the Front Opening Tool to release the adhesive of Touch Panel

according to the arrow, and then removing the Touch Panel (see figure

12).

(Note: The front housing assembly has to be placed into an oven by

80° C for 5 minutes before disassembly the touch panel

Figure 12.Removing the Touch Panel

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2.6 Removing the Main board Assembly

1.Using the Front opening Tool to release the battery connector according to

the arrow (see figure 13).

Figure13. Release the battery connector

2. Using a Torx driver with a T-5 bit, removing the screw of fixed main board

(see figure 14) Torque :1.0±0.1kgf.cm,RPM:700~1000r/min .

Figure 14. Removing the screw of fixed main board

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3. Using the Front opening Tool to release each side of rear housing

latch according to the arrow, and then removing the main board

assembly (see figure 15).

Figure 15.Removing the main board assembly

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2.6.1 Removing the camera

1.Using the Front opening tool to release the front camera connector,

and then removing the camera, according to the arrow (see figure 16).

Figure 16.Removing the front camera

2.Using the Front opening tool to release the rear camera connector,

and then removing the camera, according to the arrow (see figure 17).

Figure 17. Removing the rear camera

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2.7 Removing the Battery

1. Using the Front opening tool to release the battery, and then

removing the battery, according to the arrow (see figure 18).

Figure 18. Removing the battery

2.8 Removing the ALERT SPEAKER

1. Using the ESD tweezers to lift the alert speaker, then removing the

alert speaker according to the arrow (see figure 19).

Figure 19.Removing the alert speaker

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3 Assembly

3.1 Assemble the front and rear camera

1.Using the ESD tweezers to take up the front &rear camera, and then

connect with the camera connector on main board and use your finger

to press down the camera (see figure 20).

Figure 20. Assemble the front and rear camera

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3.2 Assemble the Touch Panel Assembly

1. Using your hand to take up the Touch Panel assembly and put the FPC of

Touch Panel into the Front housing (see figure 21).

Figure21. Insert the FPC of touch panel assembly

2. Using your fingers press each side of Touch Panel according to the

arrow (see figure 22).

Figure22. Assemble the touch panel assembly

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3.3 Assemble the EARPIECE SPEAKER

1. Using the ESD tweezers to take up the earpiece speaker and put into

the front housing assembly, and then using your finger press the

earpiece speaker into location according to the arrow (see figure 23).

Figure 23.Assemble the EARPIECE SPEAKER

3.4 Assemble the Main Display Assembly to the front

housing

1. Using your hand to take up the main display and put the FPC of main

display into the LCM bracket (see figure 24).

Figure24. Insert the FPC of main display into the LCM bracket

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2. Using your fingers press each side of main display assembly

according to the arrow (see figure 25).

Figure25. Press the main display assembly

3. Using your hand to take up the main display assembly, and then put

the FPC of touch panel into the main display assembly (see figure 26).

Figure26. Insert the FPC of touch panel into main display assembly

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Motorola Hawk 4.0 XT920 Assembly/Disassembly Manual

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