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PM-7900 JUMPER SETTINGS
 J2 - KEYBOARD CONNECTOR
 J5 - HDD LED CONNECTOR 
 J6 - RESET SWITCH CONNECTOR 
 J7 - INTERNAL/EXTERNAL BATTERY SELECTORS 
 J8 - KEYLOCK & POWER LED CONNECTOR 
 J9 - SPEAKER CONNECTORS 
 JP4 - FLASHROM VOLTAGE SELECTOR
 JP5 - AT BUS CLOCK SELECTOR
 JP6 - SLEEP SWITCH CONNECTOR 
 JP7 - DIMM SOCKET VOLTAGE SELECTORS 
 JP10 & JP11 - CPU SPEED SELECTORS
 JP12 & JP13 - CPU INTERNAL CLOCK SPEED SELECTORS
 JP14 - CPU VOLTAGE REGULATOR OUTPUT SELECTORS 
 
J2 - Keyboard Connector
====================================
PIN         CONNECTOR TYPE 
------------------------------------
 1            kEYBOARD CLOCK
 2            kEYBOARD DATA
 3            NC
 4            GROUND
 5            +5VDC
====================================
J5 - HDD LED Connector
====================================
PIN         ASSIGNMENT 
------------------------------------
 1            +5V
 2            ACTIVE LOW
====================================
J6 - Reset Switch Connector
====================================
JUMPER      ASSIGNMENT 
------------------------------------
 OPEN         NORMAL MODE
 SHORT        RESET SYSTEM
====================================
J7 - Internal/External Battery Selectors
========================================
JUMPER      PIN      ASSIGNMENT 
----------------------------------------
 2 - 3                  INTERNAL BATTERY
 3 - 4                  CLEAR CMOS
             1 & 4      EXTERNAL BATTERY
========================================
J8 - Keylock & Power LED Connector
====================================
PIN         ASSIGNMENT 
------------------------------------
 1            LED OUTPUT
 2            NC
 3            GROUND
 4            KEYLOCK
====================================
J9 - Speaker Connectors
====================================
PIN         ASSIGNMENT 
------------------------------------
 1            DATA OUT 
 2            NC
 3            GROUND
 4            +5V
====================================
JP4 - FlashROM Voltage Selector
==============================================
JUMPER      ASSIGNMENT 
----------------------------------------------
 OPEN         EPROM & 5 VOLT FLASH PROGRAMMING
 SHORT        12 VOLT FLASH PROGRAMMING
==============================================
JP5 - AT Bus Clock Selector
====================================
CPU CLOCK    JUMPER     STATE   
------------------------------------
  66MHz         1-2      PCI CLK/4
  60MHz         1-2      PCI CLK/4
  50MHz         2-3      PCI CLK/3
====================================
JP6 - Sleep Switch Connector
====================================
JUMPER      ASSIGNMENT 
------------------------------------
 OPEN         NORMAL MODE 
 1 - 2        SLEEP MODE ON
====================================
JP7 - DIMM Socket Voltage Selectors
===============================================
JUMPER      STATE      DRAM TYPE INSTALLED 
-----------------------------------------------
 1 - 2        5.0V        FP MODE/EDO DRAM
 2 - 3        3.3V        SDRAM (SYNC. DRAM)
===============================================
JP10 & JP11 - CPU Speed Selectors
=======================================
CPU SPEED   JUMPER J10   JUMPER J11  
---------------------------------------
  66MHz         SHORT          OPEN 
  60MHz         OPEN           SHORT 
  50MHz         SHORT          SHORT 
=======================================
JP12 & JP13 - CPU Internal Clock Speed Setting
===================================================
INTEL       CYRIX       AMD       JP12    JP13
---------------------------------------------------
 X1.5       RESERVED     X1.5       OPEN     OPEN
 X2.0        X2.0      RESERVED     SHORT    OPEN
 X2.5       RESERVED   RESERVED     SHORT    SHORT
 X3.0       RESERVED   RESERVED     OPEN     SHORT
===================================================
NOTE: CPU Internal Clock Speed = External Input Clock x Multiplier (table above)
JP14 - CPU Voltage Regulator Output Selectors
====================================
JUMPER      VOLTAGE 
------------------------------------
 2 - 3        3.3 vOLT (STD/VR) 
 1 - 2        3.5 VOLT (VRE)
====================================
VRM Info Here!
 

 
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Specifications subject to change without notice
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