Samsung SGH600 , 2100, 2200 cell phones

18 pin Samsung SGH-600 cellphone special connector at the cellular phone

Pin	Name	Description	Direction
1	GND	Ground
2	TxD	RS232-Txd	OUT
3	RxD	RS232-RxD	IN
4	RTS	RS232-RTS	OUT
5	Max 4.2	Max 4.2- Boot
6	GND	Ground
7	GND	Ground
8	SPK2N	Lautsprecherausgang negatives Signal	OUT
9	SPK2P	Lautsprecherausgang negatives Signal	OUT
10	SCL	inter Kommunikatoinsbus Taktsignal	IN/OUT
11	SDA	inter Kommunikatoinsbus Datensignal	IN/OUT
12	CTS	RS232-CTS	IN
13	Vcc 3V	3V Ausgang	OUT
14	DC Volt	Einspeisung vom Ladegerat (9V)	IN
15	DC Volt	Einspeisung vom Ladegerat (9V)	IN
16	MIC2P	Mikrofoneingang positives Signal	IN
17	MIC2N	Mikrofoneingang negatives Signal	IN
18	+VBatt	Akkuspannung 3.6V	IN

pins 18, 17, 14 ; pins 5,6 should be shorted for flashing and unlocking ?