Samsung SGH-P510 Manual de usuario

GSM TELEPHONE

SGH-P510

GSM TELEPHONE CONTENTS

1. Specification

2. Flow Chart of Troubleshooting

3. Exploded Views and Parts List

4. Electrical Parts List

5. Block Diagrams

6. PCB Diagrams

SERVICE

Manual

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1. SGH-P510 Specification

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1-1

1. GSM General Specification

GSM900

Phase 1

EGSM 900

Phase 2

DCS 1800

Phase 1

Freq. Band [MHz]

Uplink/Downlink

890~915

935~960

880~915

925~960

1710~1785

1805~1880

ARFCN range 1~124 0~124 & 975~1023 512~885

Tx/Rx spacing 45MHz 45MHz 95MHz

Mod. Bit rate /

Bit Period

270.833kbps

3.692us

270.833kbps

3.692us

270.833kbps

3.692us

Time Slot Period /

Frame Period

576.9us

4.615ms

576.9us

4.615ms

576.9us

4.615ms

Modulation 0.3GMSK 0.3GMSK 0.3GMSK

MS Power 33dBm~13dBm 33dBm~5dBm 30dBm~0dBm

Power Class 5pcl ~ 15pcl 5pcl ~ 19pcl 0pcl ~ 15pcl

Sensitivity -102dBm -102dBm -100dBm

TDMA Mux 8 8 8

Cell Radius 35Km 35Km 2Km

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SGH-C510 Speclflcation

1-2

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2. GSM Tx Power Class

Tx Power

control level GSM900

533±3 dBm

631±3 dBm

729±3 dBm

827±3 dBm

925±3 dBm

10 23±3 dBm

11 21±3 dBm

12 19±3 dBm

13 17±3 dBm

14 15±3 dBm

15 13±3 dBm

16 11±3 dBm

17 9±3 dBm

18 7±3 dBm

19 5±3 dBm

Tx Power

control level DCS1800

030±3 dBm

128±3 dBm

226±3 dBm

324±3 dBm

422±3 dBm

520±3 dBm

618±3 dBm

716±3 dBm

814±3 dBm

912±4 dBm

10 10±4 dBm

11 8±4 dBm

12 6±4 dBm

13 4±4 dBm

14 2±5 dBm

15 0±5 dBm

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2. SGH-P510 Flow Chart of Troubleshooting

2-1

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1. Power On

check the current

consumption more than

100mA Download again

Charge the battery

Check U202

check to the path from CN401 to capacitor C227

C227 close to U202 is more

than 3.2V

Yes

'Power ON' does not work

Check the Voltage of the

Battery more than 3.3V

Yes

2.7V≤ C226 of U202 = 2.8V

Yes

END

Yes

Check the Initial Operation

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SGH-P510 Flow Chart of Troubleshooting and Circuit Diagrams

2-2

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SGH-P510 Flow Chart of Troubleshooting and Circuit Diagrams

2-3

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2. Initial

END

Yes

Check the POR(R302) of U202

is 'High'

Initial Failure

Check the clock signal's wave

at R202(19.5MHz)

check U202

Check the clock generation circuit

( related to U202 and OSC201)

Yes

R514 is 3.9MHz wave & the

Pin15 of CN401 is 'High' Check the U202

Check the connections and initialization using Factory

Test Program

Yes

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SGH-P510 Flow Chart of Troubleshooting and Circuit Diagrams

2-4

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SGH-P510 Flow Chart of Troubleshooting and Circuit Diagrams

2-5

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3. Charging

* Test after connecting with Battery

: All 4 terminals in battery should be connected to the phone by using jump-wires.

Check the pin 3

of U204 is

"LOW"

END

Yes

Check the pin 17

of CN401 is

around 5V

Abnormal charging part

Check the pin 6

of U204 is "LOW"

Check the TA

Check the U204

Yes

No Check the pin

3 of U205 is

short to

ground

Yes

Check the connections of

4 terminals in battery

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SGH-P510 Flow Chart of Troubleshooting and Circuit Diagrams

2-6

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4. Sim

* Test with Sim

Check the the voltage

at pin 1 & 5 of CN502

is 2.8V ?

Phone can't access SIM card

Check the CN502

Connection to SIM card

Check the circuit related to CN502

Resolder CN502

Check the circuit around U302

(MEMORY) and data stored in it

END

Yes

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SGH-P510 Flow Chart of Troubleshooting and Circuit Diagrams

2-7

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5. Microphone Part

* Call with Sim before testing.

check the connection

from MIC

MicroPhone does not work

Resolder MIC FPCB

Check the Audio loopback by board

test program.

END

Yes

check the voltage of

C210 ≥ 2.0V

Yes

Check the path around MIC bias

circuit

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