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D750 Working Instructions - electrical
Working Instructions - electrical
Applicable forD750, W800i/W800c and K758c
Contents
1 Lead-free soldering ................................................................................ 2
2 BGA equipment reflow profiles............................................................. 5
2.1 General.................................................................................................. 5
2.2 Temperature measurement................................................................... 5
2.3 Reflow profiles....................................................................................... 6
3 Replacement of parts............................................................................. 7
3.1 Backup capacitor................................................................................... 8
3.2 External antenna switch ........................................................................ 8
3.3 Camera connector BtB 30 pin ............................................................... 9
3.4 LCD connector BtB 20 pin................................................................... 10
3.5 Keyboard connector BtB 20 pin........................................................... 11
3.6 SIM reader........................................................................................... 12
3.7 Battery connector ................................................................................ 12
3.8 Memory stick Duo reader .................................................................... 13
3.9 Irda ...................................................................................................... 13
3.10 Joystick switch..................................................................................... 14
3.11 Side key switch.................................................................................... 14
3.12 Microphone.......................................................................................... 15
3.13 Red LED.............................................................................................. 16
3.14 Diode/ESD protector ........................................................................... 17
3.15 Quartz Crystal unit............................................................................... 18
3.16 Prod adapt circuit/ASIC Tjatte 2 .......................................................... 19
3.17 Prod adapt circuit/ASIC Vincenne ....................................................... 20
4 Revision History ................................................................................... 21
3/00021-2/FEA 209 544/95 B
Company Internal