Acer G540 Series manual JPPASS1

16		1 System tour
No.	Code	Description
20	JP_PASS1	Clear password jumper
		Open – Normal (default)
		Close – Clear password
21	JP_REC1	BIOS recovery jumper
		1-2 – Enable BIOS recovery
		2-3 – Disable (default)
22	IDE1	IDE cable connector
23	USB1 and	Front USB connectors
	USB2
24	SATA HDD 0-5	SATA2 data cable connectors
25	CLR_CMOS1	Clear CMOS jumper
		Close 1-2 – Normal CMOS settings (default)
		Close 2-3 – Clear CMOS, restore system defaults
26	U69	Intel ESB2 ICH (south bridge)
27	BAT1	CMOS battery
28	U61	BIOS flash ROM (Read-Only Memory)
29	FDC1	FDD cable connector
30	U45	ITE ITE8712F-A I/O controller
31	PCI7	32-bit/33 MHz PCI expansion slot
32	JP_FP1	Signal cable connector for the front panel LED
		indicators/power button
33	—	Chassis intrusion connector
34	IPMB_6	BMC and ARMC/3 modules slot
35	SODIMM1	SAS controller board slot
36	U10	ATI ES1000 video controller