Service manual

GX30
6 – 11
CONFIDENTIAL
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC107 VHIEW6671++-1R (EW6671): HALL
IC108 VHIR3112Q26-1L (R3112Q261A): VOLTAGE DETECTOR
192 NAUXCS1 Output Command latch enable for flash memory 2
193 GPIO_43 Output Chip select for Camera module
194 VDDUSB Input USB power supply 2.8 - 3.3 V (VUSB)
195 GPIO_23 Output SIM interface reset
196 SIMDATAIO Input/Output SIM interface data input/output
197 GPIO_24 Output Sound generator IC reset
198 GPIO_19 Output JTAG TMS
199 GPIO_21 Output JTAG TDO
200 GPO_2 Output Write protect control for flash memory 1
201 GND – Ground
202 GPO_8 Output IrDA power ON/OFF control
203 GPO_9 Output Band select 3 for RF (BS3)
204 GPO_10 Output BUF OFF for main LCD controller
Pin No. Terminal name Input/Output Description of terminal
1 VDD Input Input
2 GND – Ground
3 OUT Output Output
Pin No. Terminal name Input/Output Description of terminal
1 VDD – Power supply
2 GND – Ground
3 CD Input External condenser connection terminal for delay
4 OUT Output Output terminal (L: when output is detected, H: when output is canceled)
Pin No. Terminal name Input/Output Description of terminal
VDD
Reg.
Pulse Regulator
Output
stage
Hall cell
Amplifier
Schmitt trigger
& Latch
OUTPUT
1
GND
2
3
3
12
4
1
VDD
GND
RD
OUT
VREF
+
-
2
CD
3