Panasonic G50 Service Manual

EB-G50

ORDER NO. OMTD030725C8

ç 2003 Panasonic Mobile Communications Co., Ltd.
All rights reserved. Unauthorized copying and
distribution is a violation of law.

Personal Cellular Telephone

This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a
product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the product or products dealt with in this service information by anyone else could result in serious injury or
death.

Y

WARNING

(∗)The network being used, SIM card usage, and the condition of the battery affect Battery life.

900 MHz 1800 MHz 1900 MHz

Frequency Range

TX: 880 MHz –
915 MHz

RX: 925 MHz –
960 MHz

TX: 1710 MHz –
1785 MHz

RX: 1805 MHz –
1880 MHz

1850 MHz –
1990 MHz

TX/RX Frrequency
Separation

45 MHz 95 MHz 80 MHz

RF Channel
Bandwidth

200 kHz

Number of RF
Channels

174 374 300

Speech Coding Full Rate / Enhance Full Rate
Operating
Temperature

-10

°

C – +55 °C

Type Class 4 Handheld Class 1 Handheld Class 1 Handheld
RF Output Power Max. 32 dBm Maz. 29 dBm Max. 29 dBm
Moduration GMSK
WAP WAP 1.2.1
Connection 8 ch / TDMA
Voice digitizing 13 kbps RPE-LTP / 13 kbps ACLEP
Transmission speed 270.833 KBPS
Signal Reception Direct Coversion
Antenna Impedance
(External Connector)

50

Dimensions
(Excluding antenna)

Height: 77 mm Width: 43 mm Depth : 16.9 mm

Weight Max 65

g

Display Header (1128 x 12 pix)+Body (128 x 96 pix) Bottom (128 x 16 pix)
Illumination

2 LED for the LCD (Blue Light)
6 LED for the keypad (Blue Light)

Keys 18 Physical Keys, 2 Way Navi-Key
SIM 3 V Plug-in Only
External DC Supply
Voltage

3.8 V

Battery Standard Li-Ion 720 AHh
Standby Time 78.3-230 Hrs (∗)
Talk Time 1.6-7.9 Hrs (∗)

∗∗

R

COMPANY LIABILITY

Every care has been taken to ensure that the contents of this manual give an accurate representation of the equipment.
However, Panasonic Mobile Communications Co., Ltd. accepts no responsibility for inaccuracies which may occur and reserves
the right to make changes to the specification or design without prior notice. The information contained in this manual and all
rights in any design disclosed therein, are and remain the exclusive property of Panasonic Mobile Communications Co., Ltd.
Other patents applying to material contained in this publication:
CP8 PATENTS

Comments or correspondence concerning this manual should be addressed to:
Panasonic Mobile Communications Co., Ltd.
600, Saedo-cho, Tsuzuki-ku, Yokohama, 224-8539, Japan

CONTENTS

1. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1

1.1. Purpose of the Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1

1.2. Structure of the Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1

1.3. Servicing Responsibilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1

2. GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1

2.1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1

2.2. Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1

2.3. Handportable Main Kits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1

3. OPERATING INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1

3.1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1

3.2. Liquid Crystal Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1

3.3. Location of Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-2

3.4. Concept of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-3

3.5. Alpha Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-4

3.5.1. Charactor Set / Key Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-4

3.5.2. Editing Alpha Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-4

3.6. Features Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-5

3.7. Incoming Call Line Identification (CLI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-14

3.8. Public Man Machine Interface (MMI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-14

3.8.1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-14

3.8.2. Reading the Phonebook Memory Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-14

3.8.3. Presentation of IMEI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-14

3.8.4. Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-14

3.8.5. Call Hold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-14

3.8.6. Call Waiting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-14

3.8.7. Call Line Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-15

3.8.8. Telecommunication Services used for Public MMI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-15

3.8.9. Dial Divert . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-16

3.8.10. Call bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-16

3.9. Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-17

3.10. Important Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-18

3.11. Security Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-18

3.12. Glossary of Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-19

i

4. TECHNICAL SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1

4.1. Tx Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1

4.1.1. Frequency Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1

4.1.2. Modulation Phase Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1

4.1.3. Output RF Spectrum due to Modulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1

4.1.4. Outout RF Spectrum due to Switching Transients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1

4.1.5. Spurious Emissions at Antenna Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-2

4.1.6. Residual Peak Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-2

4.2. Rx Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-2

4.2.1. Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-2

5. TECHNICAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

5.1. RF Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

5.1.1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

5.1.2. RF Function Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-2

5.1.3. Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-3

5.2. Baseband Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-6

5.2.1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-6

5.2.2. Digital Baseband Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-7

5.2.3. Kypad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-8

5.2.4. Subcarrier Identity Module (SIM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-8

5.2.5. CPU Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-9

5.2.6. LCD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-9

5.2.7. Real Time Clock (RTC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-9

5.3. Audio System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-10

5.3.1. Voiceband Baseband Codec . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-10

5.3.2. Microphone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-11

5.3.3. Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-12

5.3.4. Loud Speaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-12

5.4. Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-12

5.5. Power Management System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-13

5.5.1. Power System Ship . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-14

5.5.2. Power Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-14

5.5.3. Power On / Off Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-15

5.5.4. Voltage Regulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-15

5.6. Battery Charging and Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-16

5.6.1. Charging Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-16

5.6.2. Deeply Discharged Batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-16

6. DISASSEMBY / REASSEMBY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1

6.1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1

6.1.1. Call Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1

6.2. Disassemby . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-2

6.3. Reassemby . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-8

ii

7. REPAIR PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

7.1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

7.2. Lead Free (PbF) solder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

7.3. External Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

7.3.1. General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

7.4. Test Equipment Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-5

7.4.1. Equipment Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-5

8. SOFTWARE DOWNLOARD & ADJUSTMENT PROCEDURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-1

8.1. Service Software Upgrade . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-1

8.2. MMI Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-3

8.3. Adjustment Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-4

8.3.1. Equipment Setting for TX/RX Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-4

8.3.2. Main Subjects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-4

8.3.3. Test Operation Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-5

8.3.4. Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-11

9. REPLACEMENT PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-1

9.1. Case and Cover Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-1

9.2. Main PCB Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-3

9.3. MMI (Keyboard) PCB Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-4

10. BLOCK DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-1

10.1. Block Diagram of Base Band . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-1

10.2. Block Diagram of RF Band . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-2

11. CIRCUIT DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-1

11.1. Circuit Diagram of RF Band-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-1

11.2. Circuit Diagram of RF Band-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-2

11.3. Circuit Diagram of GSM Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-3

11.4. Circuit Diagram of Voiceband, Baseband and Codec . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-4

11.5. Circuit Diagram of Power Management System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-5

11.6. Circuit Diagram of Memory & SIM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-6

11.7. Circuit Diagram of Audio 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-7

11.8. Circuit Diagram of Audio 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-8

11.9. Circuit Diagram of User Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-9

11.10.Circuit Diagram of Key Pad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11-10

12. LAYAOUT DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12-1

12.1. Main PCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12-1

iii

– 1–1 –

1. INTRODUCTION

WARNING

The equipment described in this manual contains polarised capacitors utilising liquid electrolyte. These devices are entirely safe provided
that neither a short-circuit nor reverse polarity connection is made across the capacitor terminals. FAILURE TO OBSERVE THIS WARNING
COULD RESULT IN DAMAGE TO THE EQUIPMENT OR, AT WORST, POSSIBLE INJURY TO PERSONNEL RESULTING FROM
ELECTRIC SHOCK OR THE AFFECTED CAPACITOR EXPLODING. EXTREME CARE MUST BE EXERCISED AT ALL TIMES WHEN
HANDLING THESE DEVICES.

Caution

The equipment described in this manual contains electrostatic devices (ESDs). Damage can occur to these devices if the handling
procedures described in Section 4 are not adhered to.

Caution

This equipment may contain an internal battery in addition to the external battery packs. These batteries are recyclable and should be
disposed of in accordance with local legislation. They must not be incinerated, or disposed of as ordinary rubbish.

1.1. Purpose of the Manual

This Service Manual contains the information and procedures required for installing, operating and servicing the Panasonic
GSM Personal Cellular Mobile Telephone system operating on GSM Digital Cellular Networks.

1.2. Structure of the Manual

The manual is structured to provide service-engineering personnel with the following information and procedures:

1. General and technical information - provides a basic understanding of the equipment, kits and options, together with detailed
information for each of the major component parts.

2. Installation and operating information - provides instructions for unpacking, installing and operating the equipment.

3. Servicing information - provides complete instructions for the testing, disassembly, repair and reassembly of each major
component part. Step-by-step troubleshooting information is given to enable the isolation and identification of a malfunction,
and thus determine what corrective action should be taken. The test information enables verification of the integrity of the
equipment after any remedial action has been carried out.

4. Illustrated parts list - provided to enable the identification of all equipment components, for the ordering of spare /
replacement parts.

1.3. Servicing Responsibilities

The procedures described in this manual must be performed by qualified service engineering personnel, at an authorized
service centre.
The service engineering personnel are responsible for fault diagnosis and repair of all equipment described in this manual.

– 2–1 –

2. GENERAL DESCRIPTION

2.1. General

This section provides a general description and kit composition details for the GSM Handportable Telephone System
and optional kits.

2.2. Features

The Panasonic Telephone Model G50 is a high performance, small, light, handset for business and domestic use.
The following features are provided:

1. Dual Codec, which includes Full Rate and Enhanced Full Rate (EFR) Speech Codec.

2. Triple Band, E-GSM 900 and PCS 1800 /1900 operation.

3. Tegic T9 Text Entry.

4. Voice Ringer.

5. Desktop handsfree function comprising integral echo cancellation and noise suppression.

6. Wireless Application Protocol (WAP) Browser.

7. Backup Battery.

8. Downloadable polyphonic melody ring tones.

9. Clock, Calculator and Currency Converter.

2.3. Handportable Main Kit

Main Unit

Figure 2.1: Handportable Main Unit Kit Contents

Battery

Travel Charger

– 3–1 –

3. OPERATING INSTRUCTIONS

3.1. General

This section provides a brief guide to the operation and facilities available on the telephone handset.
Refer to the Operating Instructions supplied with the telephone for full operational information.

3.2. Liquid Crystal Display

The telephone handset has a graphical chip on glass display. The following icons are available:

Status

Figure 3.1: Liquid Crystal Display

Icon Description

The received signal strength indication – No CHPS; : Line1; : Line2
Indicated the battery level / Low Battery:
Displayed when the user is registered to a non-home network-roaming
Displayed when call divert is enabled – No CPHS; : Line1; : Line2; : Line1 &

Line2
Displayed when phone lock is enabled
Displayed when an unread message is store or lights when message area is full
Voice mail icon
Indicated alarm is set
Displayed when vibration alert is enable
Displayed when all tones or ring volume is off
GPRS ON indication
GPRS ON and attached indication
Context active and coverage lost/searching

– 3–2 –

3.3. Location of Controls

Receiver

Display

Phone Jack

Charger Connection

The Phone Jack can be used as data transmission port to perform download and test tasks.

– 3–3 –

3.4. Concept of Operation

There is a close relationship between the Select keys, Navigation key and display.

Main Display

Right Hand SelectionLeft Hand Selection Area

Navigation key Soft Key

Power / End KeySend and answer Key

Navigation Key: Moving up and down through the options in the display area. In idle mode, pressing
to enter Own Menu. Own menu is a short cut to access your favourite menu. You can set it the personalize.

Soft keys: Perform the functions indicated by text shown on the LCD screen. In idle, long press left soft
key to enter Messages, long press right soft key to enter Profile Mode List.

Numeric key pads: Long Press to enter a "+" or "P". When you need to dial an extension number,
dial the phone number firstly then longer press to add a "P" and enter the extension number.

Send/Answer Key: Make a call or answer a call, In mode, check the last dialled list.

Power/End Key: To end a call return to idle mode, return to previous menu or reject an

incoming call, Long press it to switch the phone on/off.

In idle, long press to active Browser.

In idle, long press to switch the Mute Mode on and off.

– 3–4 –

3.5. Alpha Entry

3.5.1 Character Set / Key Assignments

Alpha entry is used to enter alphanumeric characters in to the Phonebook, Short Message and Greeting
Message areas.

Alphabetic, small / capital letter mode:

Key 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15.

11 / ( ) <=>%
22äà

a / A
d / D

33éè
44ì

g / G
j / J

55
66öñ

m / M

77ß

p / P
t / T

88üù
9z9æøå

w / W

∗∗ ΘΛΓ∆ ΞΠΣΦΨΩ

0 Space 0 . , ? ! + - : ¿ ¡ " ' ; _
#T 9

on/off
mode

T9 mode

Key 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 1 1. 12. 13. 14. 15. 16.

b / B
e / E

h / H
k / K

n / N
q / Q

u / U
x / X

Space #£$ @

c / C
f / F

i / I
l /L

o / O
r / R s / S

v / V
y / Y

ç

ò

~

&

§

space 1 / ( ) < = > %

∗Γ∆ΘΛΞΠΣΦΨ Ω

0. , ? ! + - : ¿ ¡ " ' ; _
#$£¥@¥§

T9 Editor Sequence

Key T9 Editor

Sequence
TC T9 on T9 Abc T9 abc T9 ABC 123 BPMF Stroke_TCSend
SC

n Key 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 long press provides corresponding numbers.
n All other keys are used for Tegic T9 intelligent text mapping.
n TC: Traditional Chinese; SC: Simplified Chinese; BPMF: Input method of traditional Chinese

3.5.2 Editing Alpha Entry

Pressing will move the cursor up or down one line. Pressing will move the cursor left or right one character.
When the cursor is moved over a character and another key pressed will insert the new character.

Pressing will delete the character to the left of the character.

Tegic
mode

T9 off Abc abc ABC 123 Pin Yin

1. 2. 3. 4. 5. 6.

~

&

Stroke_SC

– 3–5 –

3.6. Features Structure

1 Telephone Functionality

Display and Lighting

LCD Display

Feature Set Listing

Received Signal Strength Indication

Battery Status Icon
Call Processing Signal Indication
Dialled Number Indication
Last Dialed Digit Clear/Entire Line Clear
Own Telephone Number Indication
Service/No Service Indication
Country/PLMN Indication
Service Provider Indication
Roaming Indication

Security

SMS Ariving Indication
SMS Overflow Indication
Vibration Mode Status Indication
Lock Status Indication (Keypad Lock)
Greeting Message Editing
Power On/Off Animations
Clock Alarm Indication
Show Time & Date
Line Service Indication
GPRS Status Indication

Back-lighting

LCD Backlight
Keypad Backlight
Incoming Call Backlighting

Access Codes

PIN

PIN Check
Change PIN
FDN Mode (On/Off)

ME Personalization

Network lock
Network Subset Lock
Service Provider Lock
Corporate Lock
SIM Lock
Custom IMSI
Multiple Lock

Sound Settings

PUK
PIN2
PUK2
Phone Code

Ring Tone/Melody (20 predefined, 5 composed, X download)
Ring Volume Control (1-5)
Alert Type

Keypad Tone

Service Tone

Phone Parameters

Greeting Message
Own Number

Ring Only

Vibration Only

Vibration and Ring
None

On (Individual Key Sounds: DTMF tones)

Off (No Keypad Sound)

Network Found
Warning Tones (for low battery, etc.)

Language
Any-key Answer (On/Off)
Auto Answer (On/Off)
Brightness (Off, Low, Medium, High, Maximum)
Redial

– 3–6 –

Reset Setting to Default
Hot Key Dial (On/Off)

Key 1 to 9 assigned to the Phone-number in SIM or
Mobile records from 1 to 9 according to the selection of
My Phonebook and press <Send> to dial out

Clock Setting

Set Time
Set Date
Display Format

Languages/Fonts/Bitmaps

Fonts & Bitmaps
Character Set Definition, mapping & Decoding
Text String Translation For all languages
Full GSM Character Set

Network Service (Requires Carrier Protocol Stack Support)

Call Diverting

Call Barring

Caii Waiting

Divert Always

Busy
No Reply
Unreachable
Cancel All

All outgoing Calls

Outgoing International Calls
Outgoing International Calls, Except Home
All Incoming Calls
All Incoming Calls When Roaming
Cancel All
Change barring Password

Enable

Disable

Network Selection

Network Select

Auto/Manual Selection
Preferred List
Band Select

– 3–7 –

Line Identification

Calling Line Identification Presented (CLIP)

Calling Line Identification Restricted (CLIR)
Connected Line Identification Restriction (COLP)
Connected Line Identification Restriction (COLR)

In-Call Menu (Requires Protocol Stack Support)

Call on Hold/Swap
Answer Second Call
Display of Change Advice Information
Multiple Call

Having Private Conversion With One Participant
Dropping One Participant

SMS (Requires Carrier and Stack Support)

Enhanced Message Service

Bitmap (15)

Melody for ringer tone (10)

UCS2, 8 Bit Encoding support
Read Message

Header Display

Message Number
Message Status

View Message

Sender's Phone Number (If Sent)
Date And Time Message Received
Message Text
EMS Picture Message
EMS Sound Message

Text Reply

Change SMS Center Number
Send Message

Save Message
Delete Message
Extract Number From Message
Recognition of phone number
Send (Resend Message Already Sent)
Edit Message

Write Messages

– 3–8 –

Send
Insert Predefined Text
Insert Picture/Melody (EMS MO)
Save and Send Message
Save Only
Auto capital letter in the beginning of string input

Predefined Text (15)

Edit Preset Message
Clear Preset Message to Empty

Setup

Service Center Number

Message Type

Reply Path
Status Report

Store SMS Center Number

Edit SMS Center Number

Call Records

Validity Period

Broadcast

Read Messages
Save Messages
Receive (Enable/Disable)
Channel List (scan up to 5 channels in parallel)

Enter New Channel

All Channels (Enable/Disable)
Language Preference

Missed Calls (Number: 20)

Display Number, Name (if available), Date and Time

Edit, Dial or Save Number
Delete Number From List

Received Calls (Number: 20)

Display Number, Name (if available), Date and Time

Edit, Dial or Save Number
Delete Number From List

Dialled Calls (Number: Minimum to 10)

Display Number, Name (if available)

Edit or Save Number

– 3–9 –

Redial Number

Delete Number

Call Time

Last Call Time

Total Sent
Total Received
Reset Times

Call Cost (Requires Protocol Stack Support)

Last Call Cost

Total Cost
Max Cost
Reset Counters
Set Max Cost
Price/Unit

GSM 2.30 MMI and GSM 2.90 USSD

2 Optional Network Service (Requires Carrier and Protocol Stack Support)

SIM Toolkit

Class 1 (SIM Content Update)
Class 2 (SMS Proactive SIM)
Class 3 Send USSD

3 Applications

Mobile Phonebook

7 fields available

Name
Mobile phone number
Home phone number
Office phone number
Groups

- No Group

- Friends

- Colleagues

- Family

- Others

- VIP

Image Caller ID

– 3–10 –

SIM Phonebook

Melody

Mobile Phonebook Menu

Edit Phonebook Number and Name
Erase Phonebook Number and Name
Speed Dialling (1-9) if mobile phonebook selected as preferred
phonebook
Copied one or all to SIM Phonebook

Phonebook Name and Number Storage

ADN (Depends on SIM, Max 255)
FDN (Number of entries Max 50)

SIM Phonebook Menu

Edit Phonebook Number and Name
Erase Phonebook Number and Name
Speed Dialling (1-9) of SIM phonebook selected according to
preferred phonebook

Own Number
Service Dialling Number
Dialling From Phonebook
Calculator
Appointment List

Data/Time with Alarm-like Reminder

Currency Converter
World Clock

Select cities
Set Time
Set Date
Daylight Saving On/Off
Time Format
Date Format

Melody Composer (Max. 5)

Copied one or all to Mobile Phonebook

Wall Paper in Idle Mode (20 default, X download)
Picture Manager :

Manage picture list
The picture can be used as wallpaper in idle screen or picture link
20 128x80 predefined pictures (10 idle screen + 10 picture link)

– 3–11 –

Melody manager (20 default. 5 composed, X downloaded)

Games (WGE)

4 Miscellaneous

Battery Management

X downloaded; X depends on the media library's size; The size of a downloaded
picture can be variable.

Manage picture list
20 predefined melodies
5 user composed melodies
X downloadable, X depends on the Media Library size.

Game 1
Game 2
Game 3

Low Battery Warning
Power Off Indication

Charging Status
Accessory Support
Alpha-numeric Input

T9 Smart input version 5.0

5 Additional Services

OTA Download via WAP

Alpha Mode

Numeric Mode

English: Predictive input

Chinese:

1. Bopomofo (for Traditional Chinese)

2. Pinyin (for Simplified Chinese)

3. Stroke (for Traditional Chinese)

4. Stroke (for Simplified Chinese)

Bitmap Picture

JPEG picture

Melody for ring tone

WAP Browser (Openwave 6.1)

Home

Bookmark (10 available)

Profiles (5 available)

Connection setting

– 3–12 –

- Homepage

- Connection Type

- Connection Security

- IP Address

- Linger Time

(CSD Bearer)

- Dial number

- Data Call type

- User Name

- Password

(GPRS Bearer)

- APN

- User Name

- Password

- Authentication

– 3–13 –

– 3–14 –

3.7. Incoming Call Line Identification (CLI)

When a call is received the last eight digits of the CLI information is matched with the phonebook.
Therefore an incoming call could be matched to the wrong phonebook entry.

3.8. Public Man Machine Interface (MMI)

3.8.1. General

It is possible to operate all GSM telephones in the same way using the Public MMI. The following
operations will work with all GSM telephones. However, this information is restricted to those
operations supported by the telephone.

The * and # in the following procedures should be replaced by and respectively. Also <SND>
and <END> should be replaced with and keys

3.8.2. Reading the Phonebook Memory Location

# <MEMORY LOCATION>
Leading zeros can be left out of the location number, e.g. 007 can be 7.

3.8.3. Presentation of IMEI

* # 0 6 #

3.8.4. Security

Change PIN * * 0 4 * <OLD PIN> * <NEW PIN> * <NEW PIN> #
Change PIN2 * * 0 4 2 * <OLD PIN2> * <NEW PIN2> * <NEW PIN2> #
Unblock PIN * * 0 5 * <PIN UNBLOCKING KEY> * <NEW PIN> * <NEW PIN> #
Unblock PIN2 * * 0 5 * <PIN2 UNBLOCKING KEY> * <NEW PIN2> * <NEW PIN2> #

3.8.5. Call Hold

Place a Call on Hold 2 <SND>
Recall a Held Call 2 <SND>
Make a Second Call <TELEPHONE NUMBER>?<SND>
Swap between two Held Calls 2 <SND>
End Held Call 0 <SND>
End Active Call 1 <SND>
Reject Incoming Call 0 <SND>

3.8.6. Call Waiting

Enable Call Waiting *43 * <SND>
Disable Call Waiting #43 * <SND>
Call Waiting Status * # 4 3 * # <SND>

– 3–15 –

3.8.7. Call Line Identification

Feature Service Code
Calling Line Identification Presentation (CLIP) 30
Calling Line Identification Restriction (CLIR) 31

Connected Line Presentation (CLOP) 76
Connected Line Restriction (CLOR) 77

Enable * <SERVICE CODE> * # (SND>
Disable # <SERVICE CODE> * # (SND>
Temporary Suppress Identification # 31 # <TELEPHONE NUMBER> <SND>
Temporary Display Identification * 31 # <TELEPHONE NUMBER> <SND>

3.8.8. Telecommunication Services used for Public MMI

Teleservice

Service MMI Service Code
All teleservices 10
Telephony 11
All data teleservices 12
Facsimile services 13
Short Message Service (SMS) 16
All teleservices except SMS 19
Voice group service 17

Bearer Service

Service MMI Service Code
All bearer services 20
All asynchronous services 21
All synchronous services 22
All data synchronous services 24
All data asynchronous services 25
All dedicated packet access 26
All dedicated PAD access 27

– 3–16 –

3.8.9. Dial Divert

Divert all calls 21
Divert all calls if busy 67
Divert all calls if no reply 61
Divert if not reachable 62

Call Divert Type Service Code

Set Call Bar
(Except "No Reply")

Set "No Reply" Call Bar

Clear

Status
Clear all Call Diverts # # 002 #

3.8.10. Call Bar

All outgoing calls 33
Outgoing International calls 331
Outgoing International calls except those to the PLMN 332
All incoming calls 35
Incoming international calls when roaming 351

* * <SERVICE CODE> * <FORWARD TELEPHONE NUMBER> *
<TELECOMMUNICATION SERVICE> # <SND>
* * <SERVICE CODE> * <FORWARD TELEPHONE NUMBER> *
<TELECOM' SERVICE> * <TIME TO RING (sec)>#<SND>
# # <SERVICE CODE> * <TELECOMMUNICATION SERVICE> * #
<SND>
* * # <SERVICE CODE> * <TELECOMMUNICATION SERVICE> * #
<SND>

Call Bar Type Service Code

Set * <PASSWORD> * <TELECOMMUNICATION SERVICE> # <SND>
Clear # <TELECOMMUNICATION SERVICE> # <SND>

Status # <TELECOMMUNICATION SERVICE> # <SND>
Clear all Call Bar Type # 330 * <PASSWORD> # <SND>

Change Call Bar
Password

* * 03 * * <OLD PASSWORD> * <NEW PASSWORD> * <NEW
PASSWORD # <SND>

– 3–17 –

3.9. Troubleshooting

The user is given the following information and advised to contact the dealer if the problems persist:

Problem Cause Remedy

Telephone will not
switch on

Extremely short battery
life for a new battery
pack
Short battery life for an
old battery pack
The battery level
indicator

does not light when

charging

Calls cannot be made

Calls cannot be made
from Fixed Dial Store

Calls cannot be received

Emergency calls cannot
be made

Cannot be recalled

The network in use and the
condition of the battery pack
can affect battery life.
The battery pack was worn
out.
If a battery is deeply
discharged it will take a
short time before there is
sufficient power in the
telephone to light the battery
level indicator .
The telephone is locked. Unlock the telephone.
Outgoing calls are barred. Disable the outgoing call barring

The telephone is not
registered to a network.

The telephone is not
switched on.
Incoming calls are barred. Disable the incoming call barring

The telephone is not
registered to a network.

User's phone is not in a
GSM coverage area.

The telephone is locked. Unlock the telephone.Telephone numbers
Fixed Dial is switched on Switched off Fixed Dial

Check that the battery pack is fully
charged and correctly connected to the
telephone.
Avoid areas of poor reception. Ensure
batteries fully charged.

Replace with a new one.

Leave to charge for several minutes in
temperatures between +5 °C and
+35 °C

(Phone Option: Security: Call bar).
Move to a coverage area and operate the
telephone after it has registered with a
network.
Check that SIM supports Fixed Dial
Check if the Fixed Dial is switched on
(Phone Operation: Security: Fixed Dial).
Check the telephone number is stored in
the Fixed Dial.
Switch the telephone on.

(Phone Option: Security: Call Bar).
Move to a coverage area and operate the
telephone after it has registered with a
network.
Check that the antenna symbol is
displayed. Move to a coverage area and
operate the telephone when the antenna
symbol is displayed.

(Phone Option: Security: Fixed Dial).

– 3–18 –

3.10. Important Error Messages

The following table is a list of error messages that may occur during use of the telephone, with a
description and suggested course of action:

Error Message Explanation / Remedy

Area not Allowed Roaming in the selected area is not allowed.
Network not allowed Roaming with the selected network is not allowed.
Security Failure The network has detected authentication failure because the SIM is not

registered with that network. Contact the Service Provider.

SIM Blocked The SIM is blocked because the wrong PUK has been entered 10 times.

Contact the Service Provider.

SIM Error The telephone has detected a problem with the SIM. Switch the telephone

off and then back on. If the message does not disappear, contact the
Service Provider.

Message Rejected
Store Full
PIN2 Invalidated The PIN2 is blocked permanently because the wrong PUK2 has been

Warning Store Full
Continue?

A message has been received but the message store is full. To receive
messages, delete some of the currently stored messages.

entered 10 times. Services controlled by PIN2 cannot be used. Contact the
Service Provider.
The message area is full. New messages cannot be stored unit some of
the currently stored messages are deleted.

3.11. Security Codes

Code Type Number or Digits Description

Personal Identification
Number (PIN)
PIN2 4 to 8 Controls memory security. Supplied by the service

PIN/PIN2 Unblocking
Key
(PUK/PUK2) 8 Used to unblock PIN and PIN2. A PIN or PIN2 will

Password 4 Controls the call bar function. If the wrong password

Phone lock Code 4 to 8 Controls telephone security.

4 to 8 Controls SIM security. Supplied by the service

provider.

provider.
Supplied by the service provider.

become blocked if the wrong PIN or PIN2 is
entered three times. When the blocked PIN or PIN2
is unblocked, a new PIN or PIN2 must be entered.
If the wrong PUK or PUK2 is entered 10 times, the
cursor SIM will be unusable.

is entered three times, this service will be revoked.
Supplied by the service provider.

– 3–19 –

3.12. Glossary of Terms

Term Definition

DTMF Dual Tone Multiple Frequency tones. The numeric keys 0 to 9, and * and # will

GSM Global System for Mobile communications. The name given to the advanced
Home network The GSM network on which subscription details are held.
Hot Key Dial Hot Key Dial allows quick access to numbers stored in the Phonebook of Service

Phone Lock code Used for security of the telephone.
Message Centre Where messages are sent before they are forwarded on to their destination. The

Network operator The organization responsible for operating a GSM network.
Password Used for the control of the call bar function. Supplied by the service provider.
PIN Personal Identification Number used for SIM security. Supplied by the service

PIN2 Personal Identification Number used for the control of Fixed Dial Memory and

generate different DTMF tones when pressed during conversation. These are
used to access voice mail, paging and Home banking services.

digital technology that the telephone uses.

Dial Number list. The source of the Hot Key Dial may be defined by the user or
preprogrammed by the Service Provide. It is most likely to be preprogrammed to
the Service Dial Numbers by the Service Provider.

Message Centre telephone number may be programmed into the SIM or
supplied by the service provider.

provider.
call charge metering.

Supplied by the service provider.

PUK/ PUK2 PIN/PIN2 Unblocking Key. Used to unblock the PIN/PIN2. Supplied by the
Registration The act of locking on to a GSM network. This is usually performed automatically
Roaming The ability to use the telephone on networks other than the Home network.

Service Dial Numbers Service Dial Numbers are predefined numbers that allow the user to access a

Service provider The organization responsible for providing access to the GSM network.
SIM Subscriber Identification Module. A small smart-card which stores unique

Supplementary
Service
Wild numbers Spaces in a stored telephone number. When the telephone number is recalled

service provider.
by the telephone.

set of special services provided by the Service Provider. For example billing
information or access to Voice Mail.

subscriber and user-entered information such as Phone Book, Fixed Dial
Memory and short messages. Supplied by the service provider.

Network-controlled GSM functions supported by the telephone. Supplementary
services may only be available on a subscription bases.

pressing a numeric key will fill in a space. This can be used to restrict dialing to a
specific area.

– 4–1 –

4. TECHNICAL SPECIFICATIONS

4.1. Tx Characteristics

All data is applicable to E-GSM 900 and GSM 1800 except where stated.

4.1.1. Frequency Error

±0.1 ppm max., relative to base station frequency.

4.1.2 Modulation Phase Error

RMS: Equal to or less than 5 °
Peak: Equal to or less than 20 °

4.1.3. Output RF Spectrum due to Modulation

Offset from Centre Frequency (kHz)

±100
±200
±250
±400

±600 to 1800

Maximum Level Relative to Carrier (dB)

4.1.4. Output RF Spectrum due to Switching Transients

Offset from Centre Frequency (kHz)

±400
±600
±1200
±1800

Measurement conditions for output RF spectrum measurements:
Frequency Span 0 Hz
Measurement Bandwidth: 30 kHz
Video Bandwidth: 30 kHz (modulation)

100 kHz (switching)
Average (Modulation) Over 200 burst
Peak Hold (Switching) Over 10 burst

E-GSM 900 GSM 1800

–19
–21
–21
–24

Maximum Level (dBm)

+0.5

–30
–33
–60
–60

–22
–24
–24
–27

GSM 1900

–22
–24
–24
–27

– 4–2 –

4.1.5. Spurious Emissions at Antenna Connector

Frequency Range

100KHz to 50MHz ­50 to 500MHz ­500MHz to 1GHz 0 to 1MHz

1 GHz to 12.75 GHz
Excl. relevant TX band
E-GSM:880 to 915 MHz
DCS:1710 to 1785 MHz

-and the Rx bands
925 -960 MHz
1805 -1880 MHz

Relevant TX band:
E-GSM:880 to 915 MHz
DCS:1710 to 1785 MHz

Frequency

offset

0 to 10MHz
>10MHz
>30MHz
(off trom edge
of relevant Tx
band)

1.8 to 6.0 MHz
> 6.0MHz

4.1.6. Residual Peak Power

Equal to or less than 70 dBc (BW = 300 kHz)

Filter

Bandwidth

10KHz 30KHz
100KHz 300KHz
100KHz 300KHz
100KHz

300KHz
3MHz

30KHz
100KHz

Approx

Video B/W

300KHz
1MHz
3MHz

100KHz
300KHz

Limits(dBm)

E-GSM 900 GSM1800/1900

-36 -36

-36 -36

-36 -36

-30

-30

-30

-36

-36

-30(1.0 -1.710GHz)

-36(1.710 -1.785GHz)

-30(1.785 -12.75GHz)

-36

-36

4.2. Rx Characteristics

4.2.1. Sensitivity

E-GSM 900 Full Rate Speech

The reference sensitivity performance in terms of frame erasure, bit error, or residual bit error rates (whichever is appropriate)
is specified in the following table, according to the propagation conditions.

Channels

TCH/FS FER
Class lb (RBER)
Class ll (RBER)

The reference sensitivity level is < -102 dBm.
NOTE: 1 < _ < 1.6. The value of a can be different for each channel condition but must remain the

same for FER and class 1b RBER measurements for the same channel condition.

Propagation

conditions

TU high

Tes t Limit

error rate

%

6.742*_

0.42/_

8.33

Minimum

No of

samples

8900
1,000,000
120,000

Propagation

conditions

RA

Test Limit

error rate

7.5 24000 9.33 60000

%

Minimum

No of

samples

Propagation

conditions

Test Limit

error rate

%

HT

Minimum

No of

samples

Static Conditions

Test Limit

error rate

%

0.122*_

0.41/_

2.439

Minimum

No of

samples

164000
20,000,000
8200

– 4–3 –

GSM 1800/1900 Full Rate Speech

The reference sensitivity performance in terms of frame erasure, bit error, or residual bit error rates (whichever is appropriate)
is specified in the following table, according to the propagation conditions.

Channels

TCH/FS FER
Class lb (RBER)
Class ll (RBER)

The reference sensitivity level is < -102 dBm.
NOTE: 1 < _ < 1.6. The value of _ can be different for each channel condition but must remain the

same for FER and class 1b RBER measurements for the same channel condition.

Propagation

conditions

TU high

Test Limit

error rate

%

4.478*_

0.32/_

8.333

Minimum

No of

samples

13400
1,500,000
60,000

Propagation

conditions

RA

Test Limit

error rate

7.5 24000 9.333 30000

%

Minimum

No of

samples

Propagation

conditions

Test Limit

error rate

%

HT

Minimum

samples

No of

Static Conditions

Test Limit

error rate

%

0.122*_

0.41/_

2.439

164000
20,000,000
8200

Minimum

No of

samples