EXPLODED DIAGRAM
…………………………………………………………………….….
4
DISASSEMBLY AND ASSEMBLY …………………………………………………………….…….…5
SERVICE TOOLS………………………………………………………………………………...5
DISASSEMBLE…………………………………………………………………………….……...7
ASS
EMBLY………………………………………………………………………………….……..8
Chapter 2 SYSTEM BLOCK DIAGRAM………………………………………………….....
11
Chapter 3 INSTRUCTION OF THE UNIT CIRCUIT………………………………….……..
12
Chapter 4 ACTUALL BOARD………………………………………………………….…..….
21
SIDE A…………….…………………………………………..………………………………….…….….21
SIDE B……………………….…………………………………………………………………….…...….22
Chapter 5 TROUBLESHOOTING……………………………………………………….….…
23
Chapter 6 SOFTWARE INSTRUCTION OF SW UPDATE……………………………..…..
29
Chapter 7 FUNCTION TEST……………………………………………………………..…….
36
Chapter 8 PARAME
TER SETTING INSTRUCTION…………………………………………37
INTRODUCTION
The purpose of this document is to help service workshop technicians to service products. This service
manual must be used only by authorized service suppliers. The content of it is confidential. Please note
that provides other guidance documents for service suppliers. Follow these regularly and comply with
Содержание Zoey
Страница 1: ...BLU Zoey 2 4 Service Manual ...
Страница 5: ...SERVICE TOOLS ...
Страница 6: ......
Страница 8: ...Chapter 2 SYSTEM BLOCK DIAGRAM ...
Страница 9: ...Chapter 3 INSTRUCTION OF THE UNIT CIRCUIT Circuit instruction of CPU ...
Страница 10: ...CPU input of the keypad The joint circuit of the f master and the FLASH data ...
Страница 11: ...Bluetooth control and data transmit port of master ...
Страница 13: ...CPU voltage and current reference Battery connector ...
Страница 14: ...Audio frequency PA I O connector 5PIN To LoudSpeaker ...
Страница 15: ...RF IC Build in MT6260 RX from RF LNA TX Signal To RF PA Logic Ctrl Crystal 26MHz Power Supply ...
Страница 16: ...RF PA IC ...
Страница 17: ...FM radio ...
Страница 18: ...SIM card circuit ...
Страница 19: ...Chapter 4 PCB Layout chart PCB layout SIDE A PCB layout SIDE B ...
Страница 20: ...RF PA CPU MT6260 Charge Circuit Micro USB Loud Speaker SIM2 T Flash Card SIM1 ...
Страница 21: ...Chapter 5 TROUBLE SHOOTING Test flow chart of test SIM card ...
Страница 22: ...Test flowchart of cannot power on main ...
Страница 23: ...The test flowchart of head phone ...
Страница 24: ...Test flowchart of incoming call with no ring ...
Страница 25: ...Test flowchart of no display or display abnormally ...
Страница 26: ...The test flowchart of download failed ...
Страница 29: ...Choose Auto Format FAT ...
Страница 32: ......
Страница 33: ... Check if the SW is correctly 8 Power on the phone and input 37 check its version number on the first option ...
