Service manual

GX30
6 – 15
CONFIDENTIAL
IC505 VHIXC620930-1L (XC620930): REGULATOR
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC506 RUNTZA005AFZZL (UGNZ2): BLUETOOTH MODULE
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Pin No. Terminal name Input/Output Description of terminal
1 VIN Input Input
2 VSS – Ground
3 CE Input ON/OFF Control
4* NC – Not used
5 VOUT Output Output
Pin No. Terminal name Input/Output Description of terminal
1* USBP Input/Output USB DATA+ (Not used)
2* USBN Input/Output USB DATA- (Not used)
3 UART_RTS Output UART/Ready to send to DTE
4 GND – Ground
5 GND – Ground
6 UART_TxD Output UART/TxD to DTE
7 UART_RxD Input UART/RxD from DTE
8 UART_CTS Input UART/Clear to send from DTE
9 PIO8 Input/Output General purpose I/O
10 VCC_IO Input Positive supply voltage for IO voltage
Connect the VCC, if IO voltage is same as VCC
11 VCC Input Main supply voltage input 1
Regulated DC source recommended
12 PCM_OUT Output PCM data stream output
13 PCM_SYNC Input/Output Connection to PCM frame sync
Input/output of 8 kHz
14* XTAL_IN Input Ext clock in (Not used)
15* XTAL_OUT Input Ext clock out (Not used)
16 RESETB Input System reset
17 VDD18V Output VDD_CORE decupling capacitor
18 PCMCLK Input/Output Connction to PCM reference
Clock input/output of 256 kHz
19 PCM_IN Input PCM data stream input
20 PIO5 Input/Output General purpose I/O
21 PIO6 Input/Output General purpose I/O
22 PIO3 Input/Output General purpose I/O
23 GND – Ground
24 SPIMOSI Input/Output For factory use only
25 SPICLK Input/Output For factory use only
26 PIO4 Input/Output General purpose I/O
27 PIO7 Input/Output General purpose I/O
28 PIO1 Input/Output General purpose I/O
29 RF_IO Input/Output RF input/output
30 GND – Ground
31 SPIMISO Input/Output For factory use only
32* SPICSB Input/Output For factory use only (Not used)
33 PIO2 Input/Output General purpose I/O
34 PIO0 Input/Output General purpose I/O
+
-
1
2
3
CE
VSS
VIN
ON/OFF
Control
Current
Limit
Voltage
Reference
Each ciruit
5
VOUT