Nokia Asha 308, 309, 310, 3100 RM 838, 852, 843, 844, 911 Service Manual Level 1&2. Www.s Manuals.com. 308 309 1,2 V2.0

User Manual: Smartphone Nokia Asha 310 RM-911 - Service manuals and Schematics, Disassembly / Assembly. Free.

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Page Count: 26

Check the repair

policy before

performing any

mechanical repair

on Service Level

1&2!

Service Manual for L1 and L2

Nokia Asha 308 (RM-838 / RM-852) Dual-SIM

Nokia Asha 309 (RM-843 / RM-844) Single-SIM

Nokia Asha 310 (In China, Nokia Asha 3100)

(RM-911) Dual-SIM Wi-Fi

Key features

S40 operating system with Full Touch UI

Dual SIM (Nokia Asha 308, Nokia Asha 310, Nokia 3100)

Wi-Fi (Nokia Asha 309, Nokia Asha 310, Nokia 3100)

Capacitive touch screen

EA Games Gift (40 free games)

Version 2.0

Exploded view Disassembly steps Assembly hints

Service devices Product controls and interfaces Service concept

Solder components

©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

More More More

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Service Manual Level 1 and 2

Nokia Asha 308, Nokia Asha 309,

Nokia Asha 310, Nokia Asha 3100

RM-838, RM-852 / RM-843, RM-844 / RM-911

Version 2.0

Version history

Version Date Description

1.0 25.09.2012 First published version

2.0 18.02.2013 Added Nokia Asha 310/3100 (RM-911) Dual-SIM Wi-Fi information,

Updated Solder components page

©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

Service Manual Level 1 and 2

Nokia Asha 308, Nokia Asha 309,

Nokia Asha 310, Nokia Asha 3100

RM-838, RM-852 / RM-843, RM-844 / RM-911

Version 2.0

Exploded view

A-COVER

I0001

EARPIECE

I0003

UI FRAME

I0005

LIGHT SWAP PWB

I0007

CAMERA

I0011

AV JACK

I0014

DC JACK

I0015

B-COVER

I0021

SIM DOOR

I0016

TOUCH PANEL

I0002

DISPLAY

I0004

IHF SPEAKER

I0012

D-COVER

I0018

MICRO SD CARD DOOR

I0017

TYPE LABEL

I0010

DOMESHEET

I0006

ANTENNA MODULE

I0013

FEM SHIELDING LID

I0009

BB SHIELDING LID

I0008

SCREW TORX+ SIZE 5

M1.4 X 2.7

I0019

SCREW TORX+ SIZE 4

M1.4 x 4.5

I0020

A-COVER ASSEMBLY

(I0001 - I0003)

1

D-COVER ASSEMBLY

(I0012 - I0018)

3

LIGHT SWAP PACKAGE

(I0006 - I0010) 2

ANTENNA MODULE ASSEMBLY

(I0012, I0013) 4

v1.0 Only available

as assembly

Not reuseable

after removal

Repair/swap

only in level 3

©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

Service Manual Level 1 and 2

Nokia Asha 308, Nokia Asha 309,

Nokia Asha 310, Nokia Asha 3100

RM-838, RM-852 / RM-843, RM-844 / RM-911

Version 2.0

Disassembly steps

For disassembling you need the Nokia Standard toolkit version 2. You will also need a DC plug, an AV plug

and the camera removal tool SS-276.

Note that the disassembly instructions are made with the Dual SIM variant (Nokia Asha 308, RM-838 and

RM-852).

Protect the TOUCH WINDOW with protective film.

Use the opening notch to release the BATTERY COVER.

Remove the BATTERY COVER.

Unscrew the four Torx+ size 4 screws in the order shown. Do not use them again. Discard them.

Unscrew the four Torx+ size 5 screws in the order shown. Do not use them again. Discard them.

To detach the A-COVER, first release the left side of the bottom end of the A-COVER with the SRT-6.

Continue to release the A-COVER with the SRT-6 on the SIM and SD CARD DOOR side. Be careful not to

damage the SIM or SD CARD DOOR while releasing the A-COVER.

Release the right side of the bottom end of the A-COVER with the SRT-6.

Release also the LOCK KEY side with the SRT-6. Be careful not to damage the LOCK or VOLUME KEYS

while releasing the A-COVER.

To remove the A-COVER, first lift up the bottom end and then release the top end.

Remove the A-COVER.

Protect the DISPLAY with protective film.

Protect the inner side of the TOUCH WINDOW with protective film.

Use the dental tool to release the EARPIECE. Remove the EARPIECE with tweezers. Do not use it again.

Discard it. Be careful not to injure yourself with the sharp end of the dental tool.

Disconnect the DISPLAY CONNECTOR with the SS-93. Be careful not to damage the connector or any

components nearby.

Remove the UI FRAME including the DISPLAY.

Detach the DISPLAY from the UI FRAME with the dental tool. Be careful not to damage the DISPLAY or

the UI FRAME.

Separate the DISPLAY and the UI FRAME.

Use the SS-93 to release the clip holding the ENGINE BOARD on the bottom end of the D-COVER.

Use the SS-93 to release the clip holding the ENGINE BOARD near the VOLUME KEY.

Use the SS-93 to release the clip holding the ENGINE BOARD on the left side of the D-COVER.

To detach the ENGINE BOARD first lift up the bottom end and then pull to the direction shown.

Remove the ENGINE BOARD.

Release one corner of the DOMESHEET with the dental tool and then peel it off with fingers. Be careful

not to damage any components nearby. Do not use the DOMESHEET again. Discard it.

Place the camera removal tool SS-276 on top of the CAMERA and hold down the button on top of the

SS-276.

Lift up the SS-276 and remove the CAMERA.

Use an AV plug to lever out the AV JACK. Remove the AV JACK with tweezers.

Use a DC plug to lever out the DC JACK. Remove the DC JACK with tweezers.

Release the clip holding the ANTENNA with the sharp end of the SS-93.

Remove the ANTENNA.

Use the SS-93 to detach the IHF SPEAKER. Remove the IHF SPEAKER tweezers.

The Nokia Asha 308 and 309 disassembly procedure is complete.

-END OF DISASSEMBLY-

©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

Service Manual Level 1 and 2

Nokia Asha 308, Nokia Asha 309,

Nokia Asha 310, Nokia Asha 3100

RM-838, RM-852 / RM-843, RM-844 / RM-911

Version 2.0

Assembly hints

Tighten the four Torx+ size 5 screws to the torque of 14 Ncm in the order shown.

Tighten the four Torx+ size 4 screws to the torque of 16 Ncm in the order shown.

©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

Service Manual Level 1 and 2

Nokia Asha 308, Nokia Asha 309,

Nokia Asha 310, Nokia Asha 3100

RM-838, RM-852 / RM-843, RM-844 / RM-911

Version 2.0

Service devices

CA-101 Service cable AC-16 Travel charger SS-276 Camera removal tool

Nokia Standard Toolkit (v2)

For more information, refer to the Service

Bulletin (SB-011) on Nokia Online. Supplier or

manufacturer contacts for tool re-order can be

found in “Recommended service equipment”

document on Nokia Online.

©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

Service Manual Level 1 and 2

Nokia Asha 308, Nokia Asha 309,

Nokia Asha 310, Nokia Asha 3100

RM-838, RM-852 / RM-843, RM-844 / RM-911

Version 2.0

Product controls and interfaces

3

4

5

2

1

10

11

67

8

9

15

12

11

14

Ver. 1.0

8 — Microphone

7 — End/Power key

6 — Call key

5 — Touch screen

4 — Earpiece

3 — Nokia AV 3.5 mm connector

2 — Micro USB connector

1 — Charger connector

9 — Camera lens

10 — Volume keys

11 — Lock key

12 — SIM card slot (SIM 2)

(Only in dual SIM variant)

13 — Memory card slot

14 — Strap holder

15 — Loudspeaker

©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

Service Manual Level 1 and 2

Nokia Asha 308, Nokia Asha 309,

Nokia Asha 310, Nokia Asha 3100

RM-838, RM-852 / RM-843, RM-844 / RM-911

Version 2.0

Service concept

Flashing concept

Care Dummy

Battery with power

supply via Nokia

charger or product

specific battery

CA-101

FLS-5

Service

software

Transceiver

©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

Service Manual Level 1 and 2

Nokia Asha 308, Nokia Asha 309,

Nokia Asha 310, Nokia Asha 3100

RM-838, RM-852 / RM-843, RM-844 / RM-911

Version 2.0

Solder components

S1000F3300

J7403

J7400S1001

X7450

C2250

J7401

S1002

X7451

F2200

J7402

Grounding

spring

Grounding

spring

USB

fuse

BT Antenna

grounding spring

Charger

fuse

Volume key

switch

Volume key

switch

Back-up

capacitor

Lock key

switch

Antenna

grounding spring

Antenna

grounding spring

Antenna

spring

BOTTOM

v2.0

©2013 Nokia | Nokia Internal Use Only | All Rights Reserved.

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