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Service Manual Level 3 Draft 1.0 Model A845 UMTS 1900MHz/PCS 1900MHz/DCS 1800MHz/GSM 850MHz...
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With respect to the use of this product, in no event shall Motorola be liable for any loss of profit or any other commercial damage, including but not limited to special, incidental, consequential or other damages.
The following hardware will be required to properly updates) procedures for 3G terminals. The 3G terminal flash the 3G terminal. described in this document will be limited to the A845. Power Hardware Software updates need to be handled in a controlled Fully Charged battery (SNN5638A) manner.
(Bricked) 3G terminal. Connect the desired hardware configuration as The A845 contains a Flash EPROM with a total memory illustrated in figure 1. of 16MB. The memory resides within two 8MB Intel EPROMs connected in parallel.
“*” and “#” key from the 3G terminal Step 3. Attach the USB cable Step 4. Verify that the PST application detects the 3G terminal, if it’s not detected, press and hold “*” and “#” once again. Draft 1.0 Motorola Confidential Proprietary...
END key in the waiting for results screen (a “fro- zen” version of the final entry screen) has no effect, though the power key still allows the phone to be pow- ered down. Draft 1.0 Motorola Confidential Proprietary...
OK: process value, move to next screen CANCEL DELETE (short): delete single char DELETE (long): delete all chars CANCEL: return to idle or restart if suspended Opcode: End: return to idle or restart if suspended DELETE Field 1: CANCEL Draft 1.0 Motorola Confidential Proprietary...
(D). Figure 8 is an example of a 5 byte data field. Field 2: Figure 2-5. Data Field Entry Screen CANCEL Field 2 (D): 255001000064255 Field 2: DELETE DELETE Results SUCCESS BACK Draft 1.0 Motorola Confidential Proprietary...
There is no way to abort or power down from the wait- ing for results screen. The waiting for results screen is simply a “frozen” version of the final entry screen as opposed to having a dedicated screen. Draft 1.0 Motorola Confidential Proprietary...
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TDMA: command not supported in current Call Stack Test Mode error: length specified in command header greater than length received by transport 1110b (0x0E) layer 1111b (0x0F) error: irrecoverable error; phone state has been lost. Phone is being powered down Draft 1.0 Motorola Confidential Proprietary...
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6 = AMR 10.20 7 = AMR 12.20 8 = Full Rate 16 = Enhanced Full Rate 32 = Half Rate AUD_LVL Field 1 0 = Set the volume specified Field 2 0 = lowest, 7 = loudest Draft 1.0 Motorola Confidential Proprietary...
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9 = pseudo random sequence w/midamble 7 10 = RACH BURST 12 = pseudo random sequence w/midamble 0 two time slot 13 = pseudo random sequence w/midamble 0 three time slot Field 2 0 = disable 1 = enable Draft 1.0 Motorola Confidential Proprietary...
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005 = Grey scale block: 16 level, Black to white 006 = Horizontal Zebra Line 014 = Eight Color Box Pattern Data for 9, 000 = Front Light Off 001 = Front Light On, Full Intensity Draft 1.0 Motorola Confidential Proprietary...
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0 and 16383. If it is set to 0xFFF F the TEST_TASK will derive the TX_F REQ _ID from the RX_FREQ _ID. N ote : If a valid RX_FREQ _ID is entered, TX_FREQ _ID must be set to FFFF . Draft 1.0 2-10 Motorola Confidential Proprietary...
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1 = SF256, slot format 1. 5 = SF256, slot format 5. Field 100 = SF256, slot format 0. 1 = SF128, slot format 1. 6 = SF4, slot format 6. Field 11Channelization Code Number. Field 12Scrambling Code Number. 2-11 Draft 1.0 Motorola Confidential Proprietary...
Manual Test Procedures Introduction Non-Signalling Test Measurements In an event that the phone exhibits RF failures that pre- The phone allows keypad and computer controlled test- vent call processing, the service technician may need to ing of various digital test parameters. perform some non-signalling tests.
Set Traffic Channel (TCH) to 128 (GSM850) • Repair Fixture (5-00-4T-10000²) or 512 (DCS/PCS) • USIM (0-00-00-40810²) Set Traffic channel level to -85dBm ¹Contact your local Motorola dealer for ordering ²Contact AMS Software and Elektronik GmbH for ordering Draft 1.0 Motorola Confidential Proprietary...
GSM GSM 850 base station simulators. This allows service technicians Overview P/t Normal GMSK perform simulations without accessing the customer’s HotKeys HotKeys HotKeys HotKeys Menu Set 1 Set 2 Set 3 Assign. Select cellular account. Draft 1.0 Motorola Confidential Proprietary...
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DPCH Channel Code Power Offset (DPCCH/DPDH) Secondary Scrambling Code TPC Settings Default Settings Algorithm 2 TPC Algorithm TPC Step Size All 1 TPC Pattern Type 0000000000000000000000 Pattern Repeat Pattern Connection UE Signal BS Signal Network Sync. Draft 1.0 Motorola Confidential Proprietary...
Enter Channel 194 Click INIT Enter 128 (GSM), 700 (DCS), or 661 (PCS) and then click Set Click Execute Verify return data is approximately Enter 5 (GSM) or 0 (DCS/PCS) -105 dBm and then click Set Draft 1.0 Motorola Confidential Proprietary...
Refer to page 3-2 for a list of Hardware. Refer to Fig- ure 3-4 for a configuration illustration. Note: Enter 1 in field 2 to disable carrier Software Requirements Handset Test Command • No software needed Draft 1.0 Motorola Confidential Proprietary...
¹0x0015 -> 21 dec -> +21dBm ²0x0080 -> 128 dec -> (128-256 = -128 dBm) Handset Test Commands 3*0*1 Enable Vibrator 3*0*0 Disable Vibrator Radio Comm Test Commands Enable or Disable Vibrator Verification Verfiy vibration function when en- abled. Draft 1.0 3-10 Motorola Confidential Proprietary...
Enable Vocoder loopback at Enhanced Full Rate Verification Verification Speak into the handset mic and listen for undistorted speech in the handset speaker. Speak into the headset mic and listen for undistorted speech in the headset speaker. 3-11 Draft 1.0 Motorola Confidential Proprietary...
Enter 109 and click Enable Verification Listen for undistorted audio. Enable Vocoder loopback at Enhanced Full Rate Verification Speak into the headset mic and listen for undistorted speech in the headset speaker. Draft 1.0 3-12 Motorola Confidential Proprietary...
Select Build Time Click “FL Off” to disable backlight and click “Get” to re- Click “FL On-Full” to enable backlight trieve Build Date Verification Verify that the backlights respond for each issued com- mand. 3-13 Draft 1.0 Motorola Confidential Proprietary...
Grey scale block in figure 14. This test can (uniform/smooth). also be used to confirm that the color intensity is linear. Figure 3-13. Grey Scale Block Figure 3-12. Eight Color Box Pattern Draft 1.0 3-14 Motorola Confidential Proprietary...
Figure 3-14. Zebra Pattern Display Pixel Defect (Dark) Handset Test Commands 55*2*000 All pixels off (all black) RadioComm Test Commands Select All Pixels On and click “Set” Verification Verify that no greater than two pixels are on. 3-15 Draft 1.0 Motorola Confidential Proprietary...
Keypad to disable. Radio Comm Test Commands Click AT+MODE then SUSPEND (Serial Only) Verification Click PST Initialize and click SUS- PEND when initialization is complete Verify that all keypad backlight LEDs activate. (USB Only) Draft 1.0 3-16 Motorola Confidential Proprietary...
Use of lower quality RF probes will Unmodulated CW TX test result in signal level differences. Handset Test Commands Not Supported RadioComm Test Commands Under Bluetooth, select parameter 84 and click execute, then select 81 and click execute. 3-17 Draft 1.0 Motorola Confidential Proprietary...
The Focus chart and Grey chart can be will determine whether the camera function of a printed using any B/W printer. Motorola terminal is under normal operating conditions. For best results follow this recommended setup, In order to successfully send test commands to the phone under test, the phone doesn’t need to be in suspend...
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Level 3 Service Manual Manual Test Procedures Figure 3-15. Camera Test Configuration Camera Test Charts Phone under Test Camera View (SKN6311A) Charger (SPN5049A) Serial (SYN0279B) Desktop Charger SPN5078A Velcro (or equivalent) Outlet Computer (110V/220V) 3-19 Draft 1.0 Motorola Confidential Proprietary...
(3) the grey scale chart. The user will be required to print all images found in Appendix A. Handset Test Commands Not supported Radio Comm Test Commands Under “Common Features” select Camera Click “Take Picture” Draft 1.0 3-20 Motorola Confidential Proprietary...
Good white balance on blocks 19 through 24. Good color reproduction on blocks 13 through Verify that there is minimal shading deviations on all four corners when compared to the center of the image. 3-21 Draft 1.0 Motorola Confidential Proprietary...
GPS RF Connector Check Handset Test Commands This section is intended to describe the procedures that will determine whether the AGPS function of a Motorola Not supported terminal is under normal operating conditions. In order to successfully send test commands to the phone RadioComm Test Commands under test, the phone needs to be in suspend mode.
Games, MMS) • Unique 5-way Navigation Key • New graphical user interface The A845 is a 3G device. It will deliver on the “prom- • Enhanced internet browser (XHTML) ise” of 3G by providing high speed network access and •...
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Theory of Operation A845 A845 Overview SyncML Synchronization (OTA, Desktop) phone will respond to a request for location • Integrated Video/Still Camera and GPS when making an emergency call (Please refer • Voice Recognition Driven Dialing and Menu to future AGPS MRS for further details).
The SPI interface is used for state configurations of the display module. Some states include sleepmode, ac- tive, and video modes. Figure 4-3. POG - LCD Interface FRNT_LIGHT_CTRL LCD_RGB (15:8) Active Matrix ·CLK U1000 LCD_INTERFACE ·HSYNC Display ·VSYNC ·CLK DISPLAY_SPI ·DATA ·CS Draft 1.0 Motorola Confidential Proprietary...
Baseband Electrical (Digital) SD Flash Interface Flash Memory The A845 will interface with an embedded 64 MB The software requirement is for 128Mb of flash NAND flash device. The embedded flash device is a memory. Memory is divided into 16 partitions of 8Mb high-density flash memory IC that gives the user the each.
Figure 4-12. Internal Mic Path PCAP TX Audio AUX_OUT Audio AUX_MIC- Filter The A845 supports three microphone input paths iden- Circuit tified as Internal Microphone (AUX_MIC-), Headset J4100 Microphone (MICIN-), and External Microphone MIC_BIAS1 (EXT_MIC). These three inputs are single-ended with respect to VAG.
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The External Speaker is connected to pin 15 of J5000 (AUDIO_OUT ON/OFF), the accessory connector for the mobile phone. The audio path is routed through R4400 and C4400 and connected to EXTOUT of PCAP. The DC level of this Audio_Out signal is also Draft 1.0 Motorola Confidential Proprietary...
Batteries interface to the main transceiver board via a (J5000). During full rate charging, Q3966 is turned 4-pin connector (J5400). Motorola approved remov- ON so that current can be supplied from the external able Lithium Ion and Lithium Polymer batteries are sup- source to B+.
BLUE_HOST_WAKE* T_RF_ANT (UPU) U5600 BLUE_WAKE* BLUE_CLK_EN* USB_DP HELEN USB_DM Bluetooth 2.4GHz Baseband Core Transceiver (BBC) Peripheral Transport Unit (PTU) ASAP_RXD ASAP_TXD ASAP_FS PCAP ASAP_CLK Frequency Power CLK_32_768K Synthesizer Management Unit (PMU) REF_OSC_15_36M Harmony Lite 4-11 Draft 1.0 Motorola Confidential Proprietary...
Oneshot. The GPS external RF connector (SW6000) allows us- The GPS section is based on the Motorola MG4100 ers to attach a pro install car kit or external GPS attenae. single chip GPS receiver 2M SRAM IC (Phoenix) along It provides power supply through the signal pin at with One-Track firmware.
(AGSM), GSM1800 (DCS), GSM1900 (PCS) and an adjustable gain LNA (U001). WCDMA1900 (PCS) receive and transmit bands in Motorola 3G phones designed for the US market. U001 operates in two gain modes selectable by MBC_EN2. The nominal gain expected while in high...
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Theory of Operation RF TOP Figure 4-24. RF Top Int Antenna M001 Ext Antenna Match PCS_RX FL001 GSM_RX FL004 WCDMA_RF FL005 DCS_RX U001 GSM_TX CMOS level shifter DCS_PCS_TX Decoder ASIC FL006 RX_EN_LIFE Gate Logic Circuits WCDMA 4-15 Draft 1.0 Motorola Confidential Proprietary...
AGC settings to a lower gain until at the next normal occurrence of valid I and Q data, as defined internally to the digital receiver. Figure 4-26. MAGIC Receiver Section 4-17 Draft 1.0 Motorola Confidential Proprietary...
VCOs. A dual port modulation mode is obtained with a 9 bit D/ A which follows the modulation look up table output Figure 4-27. MAGIC Transmitter Section Draft 1.0 4-18 Motorola Confidential Proprietary...
WCDMA_RX RX_PRE_1 The AGC ensures that the I/Q inputs to HARMONY RX_PRE_2 ÷3 LITE are at constant signal level. The IF_AGC line is IF_ATTEN RX_CP Tank REF_15_36 controlled by HARMONY_LITE with a DC control Draft 1.0 4-20 Motorola Confidential Proprietary...
A mixed mode control loop located at the output of the transmit FIR filter is employed to Figure 4-32. Harmony Lite Transmit Section HARMONY LITE PN Seq Demux Gen. WCDMA Tracking Loop U1000 BBIF_CLK Draft 1.0 4-22 Motorola Confidential Proprietary...
Operating frequency range is from 1850 to 1910 MHz. The expected nominal gain is ~30 dB. A Motorola proprietary high power / low power effi- ciency enhancement load switch (VLD) is included in the output match. VLD adjusts the output load for op- timum efficiency from low power to high power out.
Parts List Introduction Motorola maintains a parts office staffed to process parts orders, identify part numbers, and otherwise assist in the maintenance and repair of Motorola Cellular prod- ucts. Orders for all parts listed in this document should be directed to the following Motorola International Logis-...
Parts List A845 Electrical Parts List Electrical Parts List The following table lists the electrical parts list for the A845 UMTS/GSM handset. Table 5-1. Electrical Parts List - C05x - C12x Reference Part Description Number Number C050 2113740F01 CAP, 0.5pF...
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Please contact your local Motorola lines to help a technician troubleshoot a cellular phone service support center for document updates that may with speed and accuracy.
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