Dell Inspiron 537 (Mid 2009) - Manual (Page 44)

Inspiron 545
Inspiron 546
1 12 V power connector (ATX12V1) 2 processor socket
3 processor fan connector
(FAN_CPU) 4 memory module connector
(DIMM1)
5 memory module connector (DIMM2) 6 password reset jumper
(CLR_PSW)
7 main power connector
(ATX1_POWER1) 8 SATA connector (SATA_1)
9 SATA connector (SATA_0) 10 front panel connector
(FRONTPANEL)
11 CMOS reset jumper (CLR_CMOS) 12 front panel USB connector
(F_USB2)
13 front panel USB connector
(F_USB1)
14 front panel audio (FP_AUDIO)
15 PCI card slot (PCI_2) 16 PCI card slot (PCI_1)
17 battery socket (BATTERY) 18 PCI-Express x1 card slot
(PCIEX1)
19 PCI-Express x16 card slot
(PCIEX16)
20 chassis fan connector
(FAN_SYS)
1 12 V power connector (PWR2) 2 processor socket
3 processor fan connector
(CPU_FAN) 4 memory module connector
(DIMM1)
5 memory module connector
(DIMM2) 6 memory module connector
(DIMM3)
7 memory module connector
(DIMM4) 8 main power connector (PWR1)
9 battery socket (BAT) 10 CMOS reset jumper (CLR_CMOS)
11 password reset jumper (PSWD) 12 SATA connector (SATA_1)
13 SATA connector (SATA_4) 14 front panel connector (FP1)
15 front panel USB connector
(F_USB1)
16 SATA connector (SATA_5)
17 front panel USB connector
(F_USB2)
18 front panel USB connector
(F_USB3)
19 front panel audio (F_AUDIO) 20 PCI card slot (PCI2)
21 PCI card slot (PCI1) 22 SATA connector (SATA_0)
23 PCI-Express x1 card slot
(PCI-E_1X)
24 PCI-Express x16 card slot
(PCI-E1_16X)
25 chassis fan connector (SYS_FAN1)