Jp8, Jp11 Sdram Clock Setting; Jp12 - Power Supply Selection; Reserved Jumpers - DTK PAM-0067V User Manual

Chapter 2

2.13 JP8, JP11 SDRAM CLOCK SETTING

JP8, JP11 are used to set the frequency of the SDRAM clock. Default setting is JP8:
1-2 shorted, JP11: 2-3 shorted.
CPU Bus
Freq. (MHz)
100
83.3
75
66
60

2.14 JP12 - POWER SUPPLY SELECTION

Note: You should set the 'Power Supply Type' (Section 4.4) correctly to match
this jumper setting.

2.15 RESERVED JUMPERS

JP4 is an optional jumper (it may not be installed on the mainboard when the
optional CPU overheat alarm system not installed). When JP4 is set as pin 2-3
shorted, the optional CPU overheat alarm system will be enabled. If it is set to all
pins are opened, the optional CPU overheat alarm system will be disabled.
18
SDRAM Clock (MHz)
JP8 (2-3) JP11 (1-2)
100
83.3
75
66
60
Table 6
Table 7: Power Supply Selection
JP8 (1-2) JP11 (2-3)
66
66
66
66
60