Receive the equipment for
i i
Is warranty period valid?
If not, charge the repair fee.
Physically inspect the equipment.
Check normal operation. Try to
verify the fault.
Fill out a fault report.
If necessary, replace
any detachable
peripheral parts or
accessories. Discard
consumable
accessories.
If necessary,
explain the
correct
method of
24
operation to
the
customer.
Fault
cleared?
Adequate stock of
good replacement
peripheral parts &
accessories
Send the fault report, faulty
main unit and / or repairable
accessories to Level 2.
Tell the customer to wait
the estimated maximum
d
ti
Is the case
urgent?
Wait to receive repaired
equipment from level 2.
Physical inspects the
equipment. Check normal
ti
Return the equipment to the customer.
Replace the
entire main
unit and
accessories
Adequate
stock of
good
replacement
ma
ts
in uni
Yes
No
Yes
No
Flow of Service Level 1
Go to Level 2
Return From Level
KP220 SERVICE MANUAL V1.2
Summary of Contents for KP220 - Cell Phone 60 MB
Page 1: ...Date March 2008 Issue 1 0 Service Manual Model KP220 Service Manual KP220 Internal Use Only ...
Page 3: ...Next Section Main Menu SECTION 1 Introduction 1 KP220 SERVICE MANUAL V1 2 ...
Page 6: ...Next Section Main Menu SECTION 2 Precautions for Repair Work 2 KP220 SERVICE MANUAL V1 2 ...
Page 28: ......
Page 29: ...5 1 LOGIC BLOCK DIAGRAM ...
Page 33: ...MTK 6226 Interface KP220 SERVICE MANUAL V1 2 ...
Page 38: ...5 2 6 KEY SWITCHES Circuit Diagram KP220 SERVICE MANUAL V1 2 ...
Page 39: ...KP220 SERVICE MANUAL V1 2 ...
Page 51: ...5 2 14 2 LCD interface 57 KP220 SERVICE MANUAL V1 2 ...
Page 52: ...5 2 15 CAMERA 5 2 15 1 Camera Module 5 2 15 2 Specifications KP220 SERVICE MANUAL V1 2 ...
Page 54: ...Hands Free Interface NEC Confidential Proprietary ...
Page 62: ...6 1 STRUCTURE 1 KP220 72 Front View Back View NEC Confidential Proprietary ...
Page 66: ...KP220 SERVICE MANUAL V1 2 6 2 ACCESSORIES BATTERY AC ADAPTER ...
Page 67: ...HANDSFREE USB CABLE Cable KP220 SERVICE MANUAL V1 2 ...
Page 88: ...4 Receiver Circuit Diagram Receiver signal KP220 SERVICE MANUAL V1 2 ...
Page 90: ...5 MIC phone Circuit Diagram 1 2MΩ 1 2MΩ KP220 SERVICE MANUAL V1 2 ...
Page 92: ...6 Ring volume Circuit Diagram C728 Signal C740 signal KP220 SERVICE MANUAL V1 2 ...
Page 94: ...7 Vibration Circuit Diagram VIB on Vibrator PART VBAT VIB on KP220 SERVICE MANUAL V1 2 ...
Page 96: ...7 LCD Circuit Diagram LCD PART Pin1 KP220 SERVICE MANUAL V1 2 START ...
Page 98: ...8 LCD Black light Circuit Diagram LCD Black light PART KP220 SERVICE MANUAL V1 2 ...
Page 100: ...7 Camera 2 8V 4 0V 1 2V KP220 SERVICE MANUAL V1 2 ...
Page 102: ...9 Bluetooth KP220 SERVICE MANUAL V1 2 ...
Page 105: ...10 Earphone 0 2 V KP220 SERVICE MANUAL V1 2 ...
Page 107: ...Re download SW YES Earphone will work properly KP220 SERVICE MANUAL V1 2 ...
Page 108: ...11 SIM card KP220 SERVICE MANUAL V1 2 ...
Page 110: ...12 FM radio KP220 SERVICE MANUAL V1 2 ...
Page 112: ...KP220 SERVICE MANUAL V1 2 3 Keypad 1 ...
Page 116: ...KP220 SERVICE MANUAL V1 2 C209 C215 U201 X201 R205 2 6 V R101 L102 C110 J102 L111 U102 U201 ...
Page 121: ...8 DEVICE INFORMATION DSC DIGITAL STATIC CAME ODULE Pin List RA M KP220 SERVICE MANUAL V1 2 ...
Page 122: ...FRONT END MODULE TX is RX SWITCH 1 Pin L t 117 KP220 SERVICE MANUAL V1 2 ...
Page 123: ...FLASH MEMORY 1 2 Pin List 119 KP220 SERVICE MANUAL V1 2 ...
Page 124: ...M nction Block ELODY IC 1 Fu KP220 SERVICE MANUAL V1 2 ...
Page 125: ...POWER AMP MODULE PA 1 Function Block 2 Pin List 122 KP220 SERVICE MANUAL V1 2 ...
Page 126: ...CPU 1 Function Block 123 KP220 SERVICE MANUAL V1 2 ...
Page 130: ...128 MT6305 PMUIC KP220 SERVICE MANUAL V1 2 ...
Page 132: ...Bluetooth KP220 SERVICE MANUAL V1 2 ...
Page 133: ...Pin Sheet KP220 SERVICE MANUAL V1 2 ...
Page 134: ...KP220 SERVICE MANUAL V1 2 ...
Page 135: ...FM radio KP220 SERVICE MANUAL V1 2 ...
Page 136: ...TRANSCEIVER 1 Function Block KP220 SERVICE MANUAL V1 2 ...
Page 137: ...2 Pin List 129 KP220 SERVICE MANUAL V1 2 ...
Page 140: ...Connect 8960 power supply computer phone KP220 SERVICE MANUAL V1 2 ...
Page 142: ...Press Next START INSTALL KP220 SERVICE MANUAL V1 2 ...
Page 143: ...PRESS FINISH AND INSTALL FINISH Install META and press Next KP220 SERVICE MANUAL V1 2 ...
Page 144: ...Choose Modify and press NEXT Press NEXT KP220 SERVICE MANUAL V1 2 ...
Page 145: ...Press Install Press Finish KP220 SERVICE MANUAL V1 2 ...
Page 157: ...KP220 SERVICE MANUAL V1 2 Choose program files Choose MTK _ ate demo files ...
Page 158: ...KP220 SERVICE MANUAL V1 2 Setup new file and leave the window Execute MTK _ ate demo ...
Page 159: ...KP220 SERVICE MANUAL V1 2 Press Report System button Press select test report location ...
Page 160: ...KP220 SERVICE MANUAL V1 2 Choose your setup report Press Done ...
Page 162: ...KP220 SERVICE MANUAL V1 2 Press Configuration choose Cal Setting Setting your cable loss ...
Page 163: ...KP220 SERVICE MANUAL V1 2 Press Done to save Press Configuration choose Final setting ...
Page 167: ...Calibration is ok and will show PASS KP220 SERVICE MANUAL V1 2 ...
Page 169: ...KP220 SERVICE MANUAL V1 2 If you want final test you can press initial final test ...
Page 170: ...KP220 SERVICE MANUAL V1 2 Press RF Final test ...
Page 172: ...ATE start final test KP220 SERVICE MANUAL V1 2 ...
Page 173: ...If ATE test finish ATE will show pass KP220 SERVICE MANUAL V1 2 ...
Page 174: ...KP220 SERVICE MANUAL V1 2 If you want see the test report you can press View Log File ...
Page 175: ...You can see the test report KP220 SERVICE MANUAL V1 2 ...
Page 177: ...KP220 SERVICE MANUAL V1 2 Press Cal Final ...
Page 179: ...Start calibration KP220 SERVICE MANUAL V1 2 ...
Page 180: ...Calibration finish and power on handset again KP220 SERVICE MANUAL V1 2 ...
Page 181: ...Start final test KP220 SERVICE MANUAL V1 2 ...
Page 182: ...Finish Cal Final test KP220 SERVICE MANUAL V1 2 ...
Page 183: ...KP220 SERVICE MANUAL V1 2 If you want see the report you can press View Log File ...
Page 184: ...Ate show the test report KP220 SERVICE MANUAL V1 2 ...
Page 186: ...Æ Select ult f defa older ÆPress Install KP220 SERVICE MANUAL V1 2 ...
Page 187: ...Æ Press Finish Æ Enable Leo Download tool KP220 SERVICE MANUAL V1 2 ...
Page 191: ...KP220 SERVICE MANUAL V1 2 Circuit Diagrams Keypad Switches ...
Page 192: ...KP220 SERVICE MANUAL V1 2 Key Backlight Illumination ...
Page 193: ...KP220 SERVICE MANUAL V1 2 LCM Backlight Circuit ...
Page 194: ...KP220 SERVICE MANUAL V1 2 Earphone Jack ...
Page 195: ...KP220 SERVICE MANUAL V1 2 Microphone ...
Page 196: ...KP220 SERVICE MANUAL V1 2 Speaker ...
Page 197: ...KP220 SERVICE MANUAL V1 2 Receiver FM Receiver ...
Page 198: ...KP220 SERVICE MANUAL V1 2 Camera Module ...
Page 199: ...KP220 SERVICE MANUAL V1 2 Side Key Switch ...
Page 200: ...KP220 SERVICE MANUAL V1 2 Memory ...
Page 201: ...KP220 SERVICE MANUAL V1 2 Charger ...
Page 202: ...KP220 SERVICE MANUAL V1 2 SIM card ...
Page 203: ...KP220 SERVICE MANUAL V1 2 SD card Vibrator ...
Page 204: ...KP220 SERVICE MANUAL V1 2 Component place information Key pad board ...
Page 205: ...KP220 SERVICE MANUAL V1 2 Main board ...
Page 206: ...KP220 SERVICE MANUAL V1 2 ...