Samsung SCH-2000 Service Manual

Also see for SCH-2000: User guide

Test ProcedureSamsung Electronics 5-35-4 Test Command TableCommand No. Test Command Description(OP, AB, RB)01(1F, 0, 0) T_SUSPEND_I Terminate the normal mode, enter to the test mode.02(3F, 0, 0) T_RESTART_I Terminate the test mode, enter to the normal mode.03(FD, 0, 0) T_SAVE_VAL_I Save value in EEPROM. (Only for Auto test)04(1D, 0, 1) T_GET_MODE_I Get mode. (CDMA or FM)05(1C, 1, 0) T_SET_MODE_I Set mode to CDMA or FM. (Only for Auto test)06(1E, 0, 0) T_WRITE_NV_I Write an EEPROM item. (one of the NV items)07(81, 0, 0) T_CARRIERON_I Turn the carrier on.08(82, 0, 0) T_CARRIEROFF_I Turn the carrier off.09(83, 4, 0) T_LOADSYN_I Set the synthesizer to the channel specified by ch_ data.10(84, 1, 0) T_PWRLEVEL_I Set the RF power attenuation to the specified value.11(85, 0, 0) T_RXMUTE_I Mute the receive-audio signal.12(86, 0, 0) T_RXUNMUTE_I Unmute the receive-audio signal.13(87, 0, 0) T_TXMUTE_I Mute the transmit-audio signal.14(88, 0, 0) T_TXUNMUTE_I Unmute the transmit-audio signal.16(8F, 0, 0) T_STON_I Turn on ST.17(90, 0, 0) T_STOFF_I Turn off ST.22(91,96,96) T_SNDNAM_I Display and send NAM information.23(95, 3, 4) T_SNDVERSION_I Display and return S/W version.24(9F, 7, 8) T_SNDESN_I Display and return ESN.25(92, 0, 0) T_BACKLIGHT_ON_I Turn on the backlight.26(93, 0, 0) T_BACKLIGHT_OFF_I Turn off the backlight.27(96, 0, 0) T_LAMP_ON_I Turn on the LAMP.28(97, 0, 0) T_LAMP_OFF_I Turn off the LAMP.29(9A, 0, 0) T_REBUILD_I Rebuild EEPROM.30(9D,15, 0) T_PLINE_I Display and return production date.32(A0, 1, 0) T_SATON_I Turn on SAT.33(A1, 0, 0) T_SATOFF_I Turn off SAT.34(A2, 0, 0) T_CDATA_I Continuously send TX control data.35(A3, 0, 0) T_VOLUME_UP_I Increase value of the last command. (Only for autotest)36(A4, 0, 0) T_VOLUME_DOWN_I Decrease value of the last command. (Only for autotest)42(AA, 1, 0) T_DTMFON_I Activate dtmf generator with keycode.43(AB, 0, 0) T_DTMFOFF_I Deactivate DTMF generator.44(B0, 0, 0) T_COMPANDORON_I Turn on compandor.45(B1, 0, 0) T_COMPANDOROFF_I Turn off compandor.46(B2, 0, 0) T_VIBRATOR_ON_I activate a vibrator47(B3, 0, 0) T_VIBRATOR_OFF_I inactivate a vibrator48(B4, 0, 4) T_BATT_TYPE_I Battery Type50(B6, 4, 0) T_H_LIST_I History Channel.57(BC, 0, 0) T_MIC_ON_I Mic path on.58(BD, 0, 0) T_MIC_OFF_I Mic path off.59(BE, 0, 0) T_ALLPATH_I Set RX Path, TX Path Unmute to Earpiece.67(C6, 3, 6) T_READ_BATT_I Reads Low-Battery in the standby, talk.