DUAL MODE(CDMA+AMPS) PORTABLE TELEPHONE ELECTRONIC SCH-850 SERVICE Manual DUAL MODE TELEPHONE CONTENTS 1. Specification 2. Nam Programming 3. Test Commands & Test Procedure List 4. Test Procedure 5. Exploded View & its Parts List 6. Electrical Parts List 7. Block Diagram 8.
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ELECTRONICS Samsung Electronics Co.,Ltd. Dec. 99 Pinted in Korea. Code No.: GH68-00947A...
Supply Voltage 3.6V Size and Weight Slim : 88mm X 50mm X 23.5mm, 105 g, 500 mA STD : 88mm X 50mm X 25.7mm, 135 g, 1000 mA EXT : 88mm X 50mm X 27.5mm, 151 g, 1600 mA Samsung Electronics...
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• -104dBm : +18.0dBm ~ +30dBm Minimum Tx Power Control : below -50dBm Closed Loop Power Control Range : ±24dB Maximum RF Output Power : 200mW(+23dBm) Occupied Bandwidth : 1.23MHz Conducted Spurious Emission @900 KHz : -42dBc/30kHz @1.25 MHz : -54dBc/30kHz Samsung Electronics...
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Tone offset from carrier = ±900 kHz Intermodulation Spurious Response Attenuation : lower than 1 % Rx power = -101dBm Tone 1 power =-43dBm Tone 2 power =-43dBm Tone 1 offset from carrier = ± 900kHz Tone 2 offset from carrier = ± 1.700MHz Samsung Electronics...
NAM1 Dgtl HomeSID System ID for home, current ststus is displayed. 4369 ID number -to change, enter new one. -store it. NAM1 More Prog.? General NAM setup < or > -to change, press < or > -store it Samsung Electronics...
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-changes the status. -store it. General Slot Index Slot mode index. The higher, the longer sleeping time -to change, enter new one. -store it. General Roundup Timer Roundup Timer. < or > -to change the status. -store it. Samsung Electronics...
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65535 Phone number -to change, enter new one. -store it. ————— repeated to SID 20 & NID 20—————————— NAM2 Digital Lockout SID01 1st lock system ID,current status is displayed. ID number -to change, enter new one. -store it. Samsung Electronics...
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NAM2 Analog Auto Reg Auto Registration, current status is displayed < or > -changes the status. -store it. NAM2 Analog ACCOLC Analog Access Overload Class, current status is displayed. class number -to change, enter new one. -store it Samsung Electronics...
Vocoder CDMA unity gain 41(A9,3,0) T_VOC_FM_HFRX_UPGAIN_I Vocoder FM hfrx upgain 42(AA,1,0) T_DTMFON_I2) Turn on DTMF 43(AB,0,0) T_DTMFOFF_I Turn off DTMF 44(B0,0,0) T_COMPANDORON_I Turn on compandor 45(B1,0,0) T_COMPANDOROF_I Turn off compandor 46(B2,0,0) T_FM_VCLINE_I* Enter FM voice state 47(B3,3,0) T_FM_AUD_GAIN_I FM audio gain Samsung Electronics...
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CDMA RX RAS table( not adjustable ) 96(F6,4,0) T_CH_FLATNESS_I Adjust TX high power RAS 97(F2,4,0) T_FM_TX_PWR_I Adjust FM Power level 2 ~ 7 98(F8,3,0) T_TXRAS_ADJ_BP_ON_I CDMA TX low power RAS table( not adjustable) 99(FC,4,0) T_SND_GAIN_I Mic/Speaker Gain control Samsung Electronics...
CAUTION : The test jig and data cable has a voltage drop of 0.33V at FM Max power output, you’d better set the DC power supply to 3.93V for normal test condition. (Nominal voltage of battery is 3.6V at cellular phone) Samsung Electronics...
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4-3 Test Cable Description for SCH-850 1. Test Cable 2. Test Cable Connections MHC 172 RF CABLE 91.4db Loss for CDMA800 and AMPS) BNC CONNECTOR (RF) PLUG CONNECT TO SCH-850 DATA CABLE Dsub 25PIN CONNECTOR (DATA) Samsung Electronics...
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N ; CH NUMBER 990 ≤ N ≤ 1023 FREQUENCY F=0.03 X (N-1023) + 825.00 F ; FREQUENCY 1 ≤ N≤ 799 F=0.03 X N + 870.00 (AMPS/CDMA) 990 ≤ N ≤ 1023 FREQUENCY F=0.03 X (N-1023) + 870.00 Samsung Electronics...
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H. “9 7 * * * “ : Output RF power level is set as power level 2 “* * *” means AGC level and AGC level range is from 0 to 511. I. “1 0 2” : RF Power level control, 2(0~7) means power level . Samsung Electronics...
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H. “8 4” : High Power-mode On I. “9 6 * * * “ : Output RF power level is set max power “* * *” means AGC level and AGC level range is from 000 to 511. Samsung Electronics...
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“0 7” : Carrier On. “1 4” : TX Audio unmute. Set the audio generator output to 1kHz, 3.0Vrms. Measure the Tx voice deviation by using the HPF of 20Hz and the LPF of 99kHz (spec : less than ±12kHz). Samsung Electronics...
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“0 9 0 3 6 3 #” : Set channel to 363. “0 7” : Carrier On. “1 2” : RX Audio unmute. Set the equipment as following. RF frequency : 880.89MHz Input RF level : -80dBm Modulation frequency : 1kHz Frequency deviation : ±8kHz Measure audio AC level. Samsung Electronics...
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Registering: HHP HP8924C. Call : HP8924C HHP. Measure the Gated Power & Time. spec : Gated Power - at least 20dB Gated Time - Rising Time : below 6µs Falling Time : below 6µs Burst Time : below 1.25ms Samsung Electronics...