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Now downloading free:Motorola CD920


Download Motorola CD920 docs - Cell phone, GSM, Satellite phone - Nokia, Siemens, Samsung mobiles service manuals and repair information

File information:
File name:gsm_phone__.part2.rar
[preview CD920] new window
Size:1600 kB
Extension:PDF
MD5:583cec98afeb363f4bd22fda106befe5
Mfg:

Motorola

Model:

CD920

Original Chassis:CD930
Descr:Service Manual Phone Gsm (Tot. 11 File) - Part 2/2
Group:Electronics > GSM >
Uploaded:2007-01-08 16:49:15
User:salvacolnome
Multipart:No multipart

Information about the files in archive:
Decompress result:OK
Extracted files:5
File nameText
RP_ZAP_A4_BW_L3_Vxx.pdfGSM/DCS ZAP - Level 3 Procedure START NO Does the Radio POWER UP and STAY ON ? GO TO " NO POWER UP " on page 4 . ZAP TEST SEQUENCE YES NO Does DISPLAY works Ok ? GO TO "NO DISPLAY" on page 19. YES YES Does Display shown "PHONE FAILURE SEE SUPPLIER" ? GO TO Display shown "PHONE FAILURE SEE SUPPLIER" on page 21 . NO YES Does Display shown "CHECK CARD" ? GO TO "CHECK CARD" on page 23 . NO Does the phone go into Service at 102 dbm ? NO GO TO " NO RX " on page 7 . YES Does the phone initiate a CALL using a GSM traffic channel ? NO GO TO " NO TX (GSM mode) " on page 10 . YES A to page 2 - MOTOROLA CONFIDENTIAL PROPRIETARY - Page 1 GSM/DCS ZAP - Level 3 Procedure A ZAP TEST SEQUENCE Does the phone initiate a CALL using a DCS traffic channel ? NO GO TO " NO TX (DCS mode) " on page 13 . YES CALL the phone from Analyzer . NO Is Ringer tone audible ? GO TO " NO/LOW RINGER " on page 20 . YES ANSWER CALL . Is Phase Frequency within Spec. ? NO GO TO " PHASE ERROR "
SF_CD920930_A3_C_L3_V12.pdfd a e c LOGIC_*GSM_DCS GSM_*DCS *GSM_DCS TX VCO Tuning Voltage LOGIC_GSM_*DCS Page 1 g U704 EPROM N 4 6 5 1 4 Q 1 7 P 2 O 1 8 8 SH9 5 SH5 TP16 RX SIGNAL PATH TX SIGNAL PATH MAIN VCO SIGNAL PATH TUNING VOLTAGES 13 MHz REFERENCE CLOCK TESTPOINTS FROM FULL SCHEMATICS TESTPOINTS FROM BLOCK DIAGRAM U701 CALL PROCESSOR U702 SRAM M7 4 1 TP x x 5 8 J500 1 DP_EN KEY7 KEY3 KEY4 KEY2 A0 NC R_W KEY8 D0 *RESET SIZ1 PWR_SW D1 GND D2 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 NC B+ GND D3 KEY6 D4 *DP_ON_OFF D5 GND D6 KEY5 D7 GND BL_CNTL L275 -10V A B C D E F G H I J K L M N O P Q R S 28 T U V W U340 PAC f 8 14 14 8 Amplified RX Signal Amplified RX Signal RX IF 215MHz RX I Signal RX Q Signal Analog RX Signal Amplified Analog RX Signal Analog TX Mic Signal Analog TX Mic Signal Amplified Analog TX Mic Signal TX Q Signal TX I Signal TX IF Frequency DCS/GSM 120/170MHz TX VCO Signal TX VCO Feedback Signal TX Exciter via Shift Level TX Exciter Signal Main VCO Tuning Voltage Main V
SP_CD920930_A4_C_L3_V12.pdfUpdated: 28th Okt. 1998 Ver 1.2 Dual Band Zap Level 3 Parts AL LAYER - ORDERABLE SPARES Part Designator Alert BT700 CR607 CR910 J500 J600 J603 J802 J803 J900 LS802 Mic Q501 Part Description Alert Connector Real Time Clock Diode Charge Line Diode Switched Supply Keyboard Connector Connector-Extern Connector Vibra Connector Microphone Connector Speaker SIM Connector Speaker Microphone Transistor TX_EN Part Number 5009005J03 0909888M01 4809606E07 4809653F02 2809424M01 0909449B03 0909888M01 0909195E01 0909888M04 3909426M01 5009076E12 5009536H15 4809607E05 Part Designator Q601 Q602 R602 U500 U500 U703 U900 U980 U982 SH11 SH12 SH13 SH14 Part Description Power Transistor Charging Transistor Battery Feedback Resistor I Sense SMOC IC ( Motorola ) Firestorm IC ( Lucent ) BIC IC GCAP Voice Annotation IC Amlifier IC Shield Call Processor Shield GCAP Shield SMOC Shield BIC / EEPROM Part Number 4809579E04 4809939C05 0680195M64 5199332C03 5199374C01 5109962C11 5109632D75 5109152M07 5109731C03 260948
zapBLOCK_AL.pdfDUAL BAND ZAP AUDIO LOGIC BLOCK DIAGRAM 13 MHz Clock MF_INT 217 Hz R275 L275 BIC_INT DISPLAY CONNECTOR J500 DP_EN 1 RESET 35 L275 48, 57, 60 37 38 20 40 17 63 39 46 3 34 58 33 CLK_13IN DSC_EN_B DOWNLINK UPLINK MAN_TEST CLK_OUT FS_AUD SW_RF to U403 Pin8 UPLINK_AUD SP_INT RF_START RX_ACQ DM_CS TX_KEY VA_SPI_SCK VA_CS VA_SPI_MI VA_SPI_MO SPI_RFCS SPI_MOSI SPI_MISO SPI_CLK MDM_RD MDM_WR ON_OFF_SENSE 2 DWNLINK_AUD RESET LOGIC BOARD SIGNALS J600 from GIFSYN 13 12 11 TX_EN RX_EN Measured in standby mode 2.8mVpp 10ms / cm From the CPU (U701). When high, Rx path enabled and low muted. 1. Enables the Rf switch (U400) for receive mode. 2. Biases the mixer Q420, and low noise amp (Q418). From CPU (U701), but inverted by Q501. High when 1. Enable the Rf switch for transmit mode & also the GIFSYN for transmit mode. 2. Supply Voltage for the PAC IC. 3. Isolates RF, by switching the PA Bias Circuitry ( Not shown). Controlled at power up by GCAP (U900) & CPU (U701). 1. Connected to CPU (U701), BIC (
zap_diagrams.pdfMAIN VCO ANT RF SWITCH FL400 Q410 LOW NOISE AMP. FL461 Q460 MIXER FL480 GCAP U900 SMOC U500 GIF_SYN_5.2 U220 Q480 ISOLATION AMPLIFIER SPEAKER ZAP RECEIVER BLOCK DIAGRAM (GSM) Motorola Internal Use Only Aux RF TX_EN RX_EN V2 V1 ANT AUX ANTENNA TX YES LOW HIGH +3V -7V RX YES HIGH LOW -7V +3V TX U401 V2 VI NO LOW HIGH -7V +3V RX NO HIGH LOW +3V -7V TX RX AUX RF ZAP T/R SWITCH COMBINATIONS LOW NOISE AMP SIGNAL FROM RF SWITCH FL400 Q410 FL461 FL461 IF MIXER. Q460 MAIN VCO RF SWITCH TO RECEIVER FRONT END BLOCK DIAGRAM (GSM) SIGNALS FROM LNA & VCO. MIXER SAW FL480 ISOLATE AMP Q480 Q460 TO GIF_SYN RX_EN MUTE = 0V PIN 31 (U220) BLOCK DIAGRAM OUTPUT OF LNA TO GIF_SYN (GSM). FROM ISOLATE AMP Q480 LOCAL OSCILLATOR 430 MHz 153 MHz 42 31 43 46 48 RXI RXQ GIF_SYN (U220) 22 23 SMOC U500 BLOCK DIAGRAM ISOLATE AMP TO SMOC (GSM). PA BIAS MAIN VCO TIC PA RF SWITCH EXCITER Q301 VCO TX U370 PAC U340 SMOC U500 GCAP MIC U900 LOCAL OSCILLATOR GIF_SYN

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