Service Manual (.pdf)
Page 30
...to clear NIC settings and to reset the base address to activate second DMA controller DREQ5 Available DREQ6 Available DREQ7 Available 1-18 Dell OptiPlex Gs and Gs+ Systems Service Manual otherwise the jumper should not be installed. otherwise the jumper should not be installed. 166 Microprocessor Install ... only. Then remove the jumper to enable the password features. System-Board Jumper Descriptions Jumper Description Settings 100, 150, Reserved and 120 Do not install a jumper. 133 Microprocessor Install jumper if the microprocessor's speed internal speed is 166 MHz;
...to clear NIC settings and to reset the base address to activate second DMA controller DREQ5 Available DREQ6 Available DREQ7 Available 1-18 Dell OptiPlex Gs and Gs+ Systems Service Manual otherwise the jumper should not be installed. otherwise the jumper should not be installed. 166 Microprocessor Install ... only. Then remove the jumper to enable the password features. System-Board Jumper Descriptions Jumper Description Settings 100, 150, Reserved and 120 Do not install a jumper. 133 Microprocessor Install jumper if the microprocessor's speed internal speed is 166 MHz;