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JP 1-2 2-3 Description
1 for DS12887 for DS12887A CMOS Reset (do not insert)
3 for GUS for Mistoffelees Power Switch Status Detection
4 INTEL CPU * TI CPU Backup Status
5 +5V Ring Indicator Int. Serial Port #3 Pin 9
10 +12V Carrier Detect Int. Serial Port #3 Pin 1
11 3.45V 3.3V 3.3V/3.45V CPU Volt Selection
14 32KB 16K
F NVRAM Page Size Selection
15 DS1650Y (512K) DS1230Y/32K NVRAM Type Selection
DS1225Y/8K Not fitted/Open for DS1245Y/128K
DS1220Y/2K
21 300H 100H Base I/O Addr Sel. for Serial Port
28 PCI Clk=CPU Clk PCI Clk=CPU Clk/2 PCI Clock Selection
30 -VEE +VEE
VEE Selection: Sharp LM64183P
31 Color LCD Panel Monochr. LCD Panel VCON(Contrast Volt) Selection
32 +5V Ring Indicator Ext. Serial Port #2 Pin 9
35 +12V Carrier Detect Ext. Serial Port #2 Pin 1
34 +5V Ring Indicator Ext. Serial Port #1 Pin 9
33 +12V Carrier Detect Ext. Serial Port #1 Pin 1
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JP Open/Not fitted Close/Fitted Description
2 default Reset Momentarily
6 default Bypass Speaker Speaker Connection
7 3.3V/3.45V CPU 5V CPU
16 PCI Clk=CPU Clk PCI Clk=CPU Clk/2
40 Disable Enable Video Test Mode Selection
41 Disable Enable 2 X CPU Clk Select for VGA
42 Disable Enable Ethernet Boot ROM Selection
:default
JP Mono LCD Colour LCD
46 1-2 2-3
47 1-2 1-2
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