Nokia 8390 Service Manual 8 nsb 8 disass

PAMS T echnical Documentation

NSB-8 Series Transceivers

A ssembly & Disassembly

Instructions

Issue 1 01/02 ãNokia Corporation

NSB-8

Assembly & Disassembly Instructions PAMS Technical Documentation

Table of Contents

Page No

Disassembling the NSB-8 Transceiver.......................................................................... 3

Assembling the NSB-8 Transceiver............................................................................... 9

Page 2 ãNokia Corporation Issue 1 01/02

NSB-8

PAMS Technical Documentation Assembly & Disassembly Instructions

Disassembling the NSB-8 Transceiver

2

3

1

Remove Battery cover.

1

Remove Battery.

2

Issue 1 01/02 ãNokia Corporation Page 3

NSB-8

Assembly & Disassembly Instructions PAMS Technical Documentation

Remove A-cover.
When a new

A-cover is set
remove the inner
protective layer.

Remove Keypad
(only if it is necessary to

replace keypad).
In assembly place A-cov er

pins (4 pieces) in respective
holes in the keypad.

Page 4 ãNokia Corporation Issue 1 01/02

NSB-8

4.

PAMS Technical Documentation Assembly & Disassembly Instructions

Remove the 6 screws.

3.

1.

Drive size is torx plus 6.

2.

5.

6.

Note! Screws contain thread
locking compound. Used screws
must be scrapped and not used
again.

Remove UI module.

1. Use plastic tweezers or similar
tool to gently press the UI module
locking snap.

1

2

2. Carefully lift up the UI module.

UI handling precautions!
Do not damage the following

items when handling the UI
module:

1. Speaker spring contacts.

2. LCD driver.

3. LCD contact pads.

4. UI PWB contact pads.

5. UI frame metal coating.

Issue 1 01/02 ãNokia Corporation Page 5