Samsung SCH-2500 series Uživatelský manuál

SERVICEPORTABLE CELLULARTELEPHONESCH-2500 SeriesSAMSUNG Proprietary - Contents may change without noticeManualPORTABLE CELLULAR TELEPHONE CONTENTS1. G

Specification2-6 SAMSUNG Proprietary - Contents may change without notice2-4 800MHZ CELLULAR(AMPS)1) GeneralFrequency Range.Transmitter : 824 ~ 849MH

Post Deviation Limiter Filter3.0 ~ 5.9 kHz : above 40 LOG(F/3000)dB5.9 ~6.1 kHz : above 35dB6.1 ~15 kHz : above 40 LOG(F/3000)dBOver 15 kHz : above 28

SpecificationIn Band Conducted Spurious EmissionTransmit Band : below -60dBmReceive Band : below -80dBmOut of Band Conducted Spurious Emissions : be

TEx REx xx xT-xx Dxxx -xxPxxx PCHxxxxxx xxSAMSUNG Proprietary - Contents may change without notice 2-9Specification2-5 PC

2-10 SAMSUNG Proprietary - Contents may change without noticeSpecification2-6 CDMA Debug Display Information (menu 8)To select debug display mode : pr

SAMSUNG Proprietary - Contents may change without notice 2-11SIDxxxxx : AMPS Home System IDPWRx : Power Level 0 ~ 7SATx : Supervisory Audio Tone code

2-12 SAMSUNG Proprietary - Contents may change without noticeSpecificationMemo

6. Trouble shooting.6-1. Logic Section6-1-1 No PowerSAMSUNG Proprietary - Contents may change without notice 6-1

6-2 SAMSUNG Proprietary - Contents may change without noticeTroulde-shooting6-1-2 Abnormal initial operation (Normal +3.6V voltage source)

6-3SAMSUNG Proprietary - Contents may change without noticeTroulde-shooting6-1-3 Abnormal Backlight Operation

Samsung Electronics Co.,Ltd.GH68-00621A1999. 9. Rev. 1.0

6-4SAMSUNG Proprietary - Contents may change without noticeTroulde-shooting6-1-4 Abnormal Key Data Input

6-5SAMSUNG Proprietary - Contents may change without noticeTroulde-shooting6-1-5 Abnormal Keytone

6-6 SAMSUNG Proprietary - Contents may change without noticeTroulde-shooting6-1-6 Abnormal Alert Tone

SAMSUNG Proprietary - Contents may change without notice6-7Troulde-shooting6-2 Receiver Section6-2-1 PCS

6-8SAMSUNG Proprietary - Contents may change without noticeTroulde-shooting6-2-2 CDMA

Troulde-shooting6-9SAMSUNG Proprietary - Contents may change without notice6-2-3 FM

SAMSUNG Proprietary - Contents may change without notice6-10Troulde-shooting6-3 Transmitter Section6-3-1 PCS

SAMSUNG Proprietary - Contents may change without notice 6-11Troulde-shooting6-3.2 CDMA/ AMPS Mode

6-12SAMSUNG Proprietary - Contents may change without noticeTroulde-shootingMemo

9. PCB Diagrams9-1 Cellular Phone PCB9-2 Desk-Top Rapid Charger PCB9-3 Hands-Free kit PCB9-4 Cradle PCB9-5 Car Adapter PCB9-6 Rapid Travel Charg

1. General IntroductionThe SCH-25XX DBTM phone functions as analog phone working in AMPS (Advanced Mobile Phone Service)mode, digital cellular phone w

9-1 Cellular Phone PCB9-1-1SAMSUNG Proprietary - Contents may change without notice 9-2Circuit Diagram

Circuit Diagram9-1-2SAMSUNG Proprietary - Contents may change without notice 9-3Circuit Diagram

SAMSUNG Proprietary - Contents may change without notice 9-49-1-3 PCB Diagrams

9-1-4 SAMSUNG Proprietary - Contents may change without notice9-5PCB Diagrams

SAMSUNG Proprietary - Contents may change without notice 9-69-2 Desk-Top rapid Charger PCB9-2-1 PCB Diagrams

9-2-2SAMSUNG Proprietary - Contents may change without notice9-7PCB Diagrams

SAMSUNG Proprietary - Contents may change without notice 9-89-3 Hands-Free kit PCB9-3-1 PCB Diagrams

9-3-2SAMSUNG Proprietary - Contents may change without notice9-9PCB Diagrams

9-4 Cradle PCBSAMSUNG Proprietary - Contents may change without notice 9-10PCB Diagrams

9-5 Car Adapter PCB9-5-1 SAMSUNG Proprietary - Contents may change without notice9-11PCB Diagrams

1-2 SAMSUNG Proprietary - Contents may change without noticeGeneral IntroductionMemo

9-5-2 SAMSUNG Proprietary - Contents may change without notice9-12PCB Diagrams

9-6 Rapid Travel Charger PCB9-6-1 SAMSUNG Proprietary - Contents may change without notice9-13PCB Diagrams

9-6-2 SAMSUNG Proprietary - Contents may change without notice9-14PCB Diagrams

11. Circuit Diagram11-1 Main Circuit Diagram11-2 Desk-Top Rapid Charger Circuit Diagram11-3 Hands-Free Kit Circuit Diagram11-4 Cradle Circuit Diagram1

SAMSUNG Proprietary - Contents may change without notice 11-2Circuit Diagram11-1 Main Circuit Diagram11-1-1

Circuit Diagram11-1-2SAMSUNG Proprietary - Contents may change without notice 11-3

11-1-3SAMSUNG Proprietary - Contents may change without notice 11-4Circuit Diagram

Circuit Diagram11-1-4SAMSUNG Proprietary - Contents may change without notice 11-5

11-1-5SAMSUNG Proprietary - Contents may change without notice 11-6Circuit Diagram

Circuit Diagram11-1-6SAMSUNG Proprietary - Contents may change without notice11-7

2. SPECIFICATION2-1. GeneralITEM PCS CDMA AMPSTx Freq. range 1850 ~ 1910MHz 824 ~ 849MHz 824~849MHzRx Freq. range 1930 ~1990MHz 869 ~894MHz 869 ~894MH

11-2 Desk-Top rapid Charger Circuit DiagramSAMSUNG Proprietary - Contents may change without notice 11-8Circuit Diagram

Circuit Diagram11-3 Hands-Free Kit Circuit Diagram(1/2)SAMSUNG Proprietary - Contents may change without notice 11-9

Hands-Free Kit Circuit Diagram(2/2)SAMSUNG Proprietary - Contents may change without notice 11-10Circuit Diagram

Circuit Diagram11-4 Cradle Circuit DiagramSAMSUNG Proprietary - Contents may change without notice 11-11

11-5 Car Adapter Circuit DiagramSAMSUNG Proprietary - Contents may change without notice 11-12Circuit Diagram

Circuit Diagram11-6 Rapid Travel Charger Circuit DiagramSAMSUNG Proprietary - Contents may change without notice11-13

2-2 SAMSUNG Proprietary - Contents may change without notice2-2. 1.9GHz CDMA(US PCS)1) GeneralFrequency Range.Transmitter : 1850-1910MHz.Receiver :

SAMSUNG Proprietary - Contents may change without notice 2-3Specification3) ReceiverRx Sensitivity and Dynamic Range : -104dBm, FER=0.5% or less: -25

Specification2-3 800MHz CDMA1) GeneralFrequency Range.Transmitter : 824 ~849MHz.Receiver : 869 ~894MHzChannel Bandwidth : 1.23MHzChannel Spacing : 30

Specification3) ReceiverRx Sensitivity and Dynamic Range : -104dBm, FER=0.5% or less: -25dBm, FER=0.5% or lessConducted Spurious Emission.869 ~ 894 M