5. Data Kit & Test Method 5.1 Data Kit 5.1.1 Download Equipment 1. 2. 3. 4. Data Kit Desktop or Notebook PC Download Monitor Program LG-600 mobile phone
5.1.2 Data Kit Download Procedure I General Purpose: This document gives a guideline for upgrading software of LG-600 GSM/DCS Dual-band mobile phone using UART port.
I Download Environment: In order to download software of LG-600, the following working environments should be prepared: LG-600 Data Link Kit, DK-10G that is connected to COM1 or COM2 serial port in the Desktop or Notebook PC. LG-600 Data Kit Download Monitor Program that is copied to Desktop PC or Notebook PC. Target SW* downloaded to LG-600 mobile phone. Note: Target SW* means any necessary software to be downloaded to the mobile phone. Warning You MUST use the Data Link Kit (DK-10G) and UART Download Monitor program that are provided from LGE. Otherwise downloading process won't work properly.
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I Download Procedure 1. Unzip LG-600 UART Download monitor program (monitor632.zip) in PC. 2. Execute monitor632.exe. And then select the "Target" Menu shown in Fig1. Then, choose "Connect" in the Target Menu.
3. A table will be displayed as shown in Fig 2. Then press the arrow-button and choose a correct serial port. And press "OK" button.
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5. Data Kit & Test Method
4. As the following window shown in Fig 3 is displayed, connect LG-600 Phone to Data Link Kit, DK-10G and power on LG-600. If the connection is succeeded, the following screen will show the contents as shown in Fig 4.
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5. Click on "Flash" on the top menu and select "Erase and Program Appli Only" item as shown in Fig 5.
6. Finally choose the target SW that you want to download. And then you can see the following window in Fig 6.
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5. Data Kit & Test Method
7. If the downloading procedure is succeeded, then the following window is shown.
5.1.3 Test Equipment 1. 2. 3. 4. Power Supply HP8922 Spectrum Analyzer Oscilloscope
5.1.4 Test Equipment Setup
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5.2 Test Method 5.2.1 Power-On Trouble
Power-on button is not working
Check the voltage level of battery
NO The level is higher than 3.32V
YES
Check the level of TP515 (ON/OFF)
Charge the battery / Check the battery
NO The level is high(3V)
YES Power-on sequence is not executed properly. Try again. If the result is same, change U501 chipset.
Then the phone is powered-on properly. Check the LCD module.
END
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5. Data Kit & Test Method
5.2.2 MIC Trouble
MIC is not working
Connect the Phone to Network Analyzer
Check the signal level at the point U501, (F610 = MIC_bias)
NO The level is 2.5V
YES Check the signal level at the U900, PIN 5,6 and U901, P5,6 after putting audio signal in MIC Check the connectivity of F610 and R614, R616.
A few hundreds of mV of signal levels are measured YES
NO
Check the MIC
Replace the U900 or U901 which does not have proper level
END
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5.2.3 RECEIVER Trouble
Receiver is not working
Connect the Phone to Network Analyzer
Check the signal level at the F605, F606 while putting audio signal in MIC
A few hundreds of mV of signal levels are measured
NO
YES
Check the connectivity of Receiver component.
Check the receiver
END
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5. Data Kit & Test Method
5.2.4 Melody Trouble
Melody is not heard
Check the connectivity of buzzer.
NO The connection is OK
YES Connect the buzzer to the phone properly
Check the level of R611,Q602
Check whether the melody signal is out from the collector of Q602
NO
Replace the Q602 YES
END
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5.2.5 LCD Trouble · U605 : LDC Component
LCD Display is not Working
Normal state contact of LCD module with LCD connector on PCB.
NO
Reassemble LCD module with LCD connector
YES
LCD connector is well soldered onto PCB
NO
LCD Connector Re-Soldering
YES
The LCD Driver source voltage is 3V (U305:PIN5)
Replace the U305
Replace LCD module
END
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5. Data Kit & Test Method
5.2.6 Charge Trouble
START
Charging is not working. Case 1 NO The Battery Pack is well Contact to the phone. YES YES The Battery Voltage is between 3.2V~4.2V NO Replace the Battery Pack YES YES The TA, CLA, DTC Voltages are equal to 5.2V/ 800mA YES Replace one of TA, CLA and DTC Replace the D601 Replace the Q600
NO
Case 2
NO Reassemble Battery Pack
The Q600 Voltage is between 0.65~0.9V
NO
The D601 Voltage is lower than 0.3V
NO
The R609 Voltage is lower than 0.12V
NO
NO Replace the R609
YES CN300 is well connected to PCB
NO Re-Mount CN300
YES
Re-Download S/W
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5.2.7 Vibrator is not working
START
NOTE : To get to the Test mode, press 2945 ¡ #, then hold down * key.
In the Test mode, select `Baseband Test' then select `Vibrator Mode'
YES LO1 VCO U210 pin 3 Frequency & Power check Frequency = 1326.4 MHz & Power >= -15dBm
NO
U210 soldering check U210 pin 4 DC 2.8V check U210 pin 6 control signal check ( >= 0.7Vp-p ) U210 pin 1 Low Voltage check U210 change another same one
YES Balun U209 pin 3 Frequency & Power check Frequency = 1326.4MHz & Power >= -15dBm
NO
U209 soldering check U209 change another same one
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5. Data Kit & Test Method
YES TX VCO U208 pin 6 Frequency & Power check Frequency = 902.4MHz & Power >= -12dBm U208 soldering check U208 pin 5 DC 2.8V check U208 pin 3 control signal check ( >= 1Vp-p ) U208 pin 4 Low Voltage check U208 pin 7 Low Voltage check U208 change another same one
NO
YES Power AMP U100 pin 6 Frequency & Power check Frequency = 902.4MHz & Power >= 20dBm U100, U101 soldering check U100 pin 5 VBAT DC Voltage check ( > 3.3V ) U101 pin 1 DC Voltage check ( > 3.3V) U101 pin 3 TXON High Voltage check U101 pin 4 BSW Low Voltage check U101 pin 9 Vapc signal check U101 pin 2 902.4MHz freq & power check U102 coupler input, output Freq & Power check U100, U101,U104 change another same one
NO
YES ANT switch U103 pin 2 Frequency & Power check Frequency = 902.4MHz & Power >= 15dBm
NO
U103 soldering check U103 pin 4 High Voltage check U103 pin 14 Low Voltage check U103 pin 11 Low Voltage check U103 change another same one
YES RF Connector U107 soldering check Matching network L101, L105, C108 soldering check REMARKS 1. Call connection : TEM3 execution ti Enter tms1 Enter txpw 1 7 Enter rfe 7 Enter 2. Spectrum analyzer : SPAN = 1MHz VBW = 1MHz RBW = 3MHz Press the trace button of spectrum analyzer on checking test point and press the max hold of spectrum analyzer 3. Oscilloscope : 500mV/div, 2ms/div
YES LO1 VCO U210 pin 3 Frequency & Power check Frequency = 1323.8 MHz & Power >= -15dBm
NO
U210 soldering check U210 pin 4 DC 2.8V check U210 pin 6 control signal check ( >= 0.7Vp-p ) U210 pin 1 Low Voltage check U210 change another same one
YES Balun U209 pin 3 Frequency & Power check Frequency = 1323.8MHz & Power >= -15dBm
NO
U209 soldering check U209 change another same one
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5. Data Kit & Test Method
YES TX VCO U208 pin 10 Frequency & Power check Frequency = 1747.8MHz & Power >= -15dBm U208 soldering check U208 pin 5 DC 2.8V check U208 pin 3 control signal check ( >= 1Vp-p ) U208 4 Low Voltage check U208 7 High Voltage check U208 change another same one
NO
YES Power AMP U100 pin 3 Frequency & Power check Frequency = 1747.8MHz & Power >= 18dBm U100, U101 soldering check U100 pin 4 VBAT DC Voltage check ( > 3.3V ) U101 pin 1 DC Voltage check ( > 3.3V) U101 pin 3 TXON HIGH Voltage check U101 pin 4 BSW HIGH Voltage check U101 pin 8 Vapc signal check U101 pin 2 1747.8MHz freq & power check U102 coupler input, output Freq & Power check U100, U101,102 change another same one
NO
YES ANT switch U203 pin 2 Frequency & Power check Frequency = 1747.8MHz & Power >= 15dBm
NO
U103 soldering check U103 pin 4 LOW Voltage check U103 pin 14 HIGH Voltage check U103 pin 11 LOW Voltage check U103 change another same one
TEM3 execution ti Enter tms1 Enter txpw 1 102 Enter rfpw 1 700 Enter rfpw 1 700 Enter rfe 7 Enter 2. Spectrum analyzer : SPAN = 1MHz VBW = 1MHz RBW = 3MHz Press the trace button of spectrum analyzer on checking test and press the max hold of spectrum analyzer 3. Oscilloscope : 500mV/div , 2ms/div
RF Connector U107 pin 1 Frequency & Power check Frequency = 947.4 MHz & Power >= -70dBm
NO
U107 soldering check Short check U107 change another same one
YES ANT SWITCH U103 pin 9 Frequency & Power check Frequency = 947.4 MHz & Power >= -70dBm
NO
U103 soldering check U103 pin 4 LOW Voltage check U103 pin 14 LOW Voltage check U103 pin 11 HIGH Voltage check U103 change another same one
YES RF DUAL 1 'st SAW FILTER FL1 pin 7 Frequency & Power check Frequency = 947.4MHz & Power >= -72dBm
NO
FL1 soldering check FL1 change another same one
YES LNA U202 pin 9 Frequency & Power check Frequency = 947.4MHz & Power >= -55dBm U202 soldering check U202 pin 8 DC 2.8V check U202 pin 1 High Voltage check U202 pin 5 Low Voltage check U202 pin 10 High Voltage check U202 change another same one
NO
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5. Data Kit & Test Method
GSM RF SAW 2nd FILTER U204 pin 4 or 6 Frequency & Power check Frequency = 947.4MHz & Power >= -68dBm
NO
U204 soldering check U204 change another same one
YES VC-TCXO U212 pin 3 13MHz Oscillation check Frequency = 13.00MHz & Power >= -5dBm U212 soldering check U212 pin 4 DC 2.8V + - 5% check U212 pin 3 DC 1.4V + - 0.1V check U212 change another same one
NO
YES LO1 VCO U210 pin 3 Frequency & Power check Frequency = 1307.4MHz & Power >= -15dBm U210 soldering check U210 pin 4 DC 2.8V check U210 pin 6 control signal check ( >= 0.7Vp-p ) U210 pin 1 Low Voltage check U210 change another same one
NO
YES RF MAIN CHIP U203 pin 38 or 39 Frequency & Power check Frequency = 360MHz & Power >= -50dBm
NO
U203 soldering check U203 change another same one
YES IF SAW FILTER U200 pin 5 or 6 Frequency & Power check Frequency = 360MHz & Power >= -65dBm
NO
U200 soldering check U200 change another same one
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YES RF MAIN CHIP U203 pin 48,1,3,4 I/Q signal check I/Q signal >= DC 0.9V & 0.3Vp-p
TEM3 execution ti Enter tms1 Enter txpw 1 7 Enter rfe 7 Enter 2. Spectrum analyzer : SPAN = 1MHz VBW = 1MHz RBW = 3MHz Press the trace button of spectrum analyzer on checking test point and press the max hold of spectrum analyzer 3. Oscilloscope : 500mV/div , 2ms/div
RF Connector U107 pin 1 Frequency & Power check Frequency = 1842.8MHz & Power >= -70dBm
NO
U107 soldering check short check U107 change another same one
YES ANT SWITCH U103 pin 16 Frequency & Power check Frequency = 1842.8MHz & Power >= -70dBm U103 soldering check U103 pin 4 LOW Voltage check U103 pin 14 LOW Voltage check U103 pin 11 HIGH Voltage check U103 change another same one
NO
YES RF DUAL 1 'st SAW FILTER FL1 pin 5 Frequency & Power check Frequency = 1842.8MHz & Power >= -72dBm
NO
FL1 soldering check FL1 change another same one
YES LNA U202 pin 7 Frequency & Power check Frequency = 1842.8MHz & Power >= -58dBm U202 soldering check U202 pin 8 DC 2.8V check U202 pin 1 High Voltage check U202 pin 5 High Voltage check U202 pin 10 High Voltage check U202 change another same one
NO
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DCS RF 2nd SAW FILTER U201 pin 5 Frequency & Power check Frequency = 1842.8MHz & Power >= -60dBm
NO
U201 soldering check U201 change another same one
YES VC-TCXO U212 pin 3 13MHz Oscillation check Frequency = 13MHz & Power >= -5dBm U212 soldering check U212 pin 4 DC 2.8V + -5% check U212 pin 3 DC 1.4V + -0.1V check U212 change another same one
NO
YES LO1 VCO U210 pin 3 Frequency & Power check Frequency = 1482.8MHz & Power >= -15dBm U210 soldering check U210 pin 4 DC 2.8V check U210 pin 6 control signal check ( >= 0.7Vp-p ) U210 pin 1 high Voltage check U210 change another same one
NO
YES RF MAIN CHIP U203 pin 38 or 39 Frequency & Power check Frequency = 360MHz & Power >= -50dBm
NO
U203 soldering check U203 change another same one
YES IF SAW FILTER U200 pin 5 or 6 Frequency & Power check Frequency = 360MHz & Power >= -65dBm
NO
U200 soldering check U200 change another same one
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5. Data Kit & Test Method
YES RF MAIN CHIP U203 pin 48,1,3,4 I/Q signal check I/Q signal >= DC 0.9V & 0.3Vp-p
TEM3 execution ti Enter tms1 Enter txpw 1 102 Enter rfpw 1 700 Enter rfpw 1 700 Enter rfe 7 Enter 2. Spectrum analyzer : SPAN = 1MHz VBW = 1MHz RBW = 3MHz Press the trace button of spectrum analyzer on checking test point and press the max hold of spectrum analyzer 3. Oscilloscope : 500mV/div , 2ms/div