FIC mb02 Service Manual

 FIC CONFIDENTIAL AND PROPRIETARY 
MB02       Functional Specifications       Rev. 0.3                                              Page  69 

  

 

 
In MB02, it is adjusting brightness of  LCD Back-light with the PMU08 registers. 
Set to the PMU08 registers as follows. 
 
 PMU_IF Register : 6C/68h 
 Address: 0439h 
 Name: CC_CUR_DATA 
 
XGA / SVGA Model Back-light Control. 

Set Value 

 

51h <TBD> 

Maximum brightness 

59h <TBD> 

Half brightness (6) 

61h <TBD> 

Half brightness (5) 

69h <TBD> 

Half brightness (4) 

71h <TBD> 

Half brightness (3) 

79h <TBD> 

Half brightness (2) 

81h <TBD> 

Half brightness (1) 

89h <TBD> 

Minimum brightness 

Note: When AC is driven, brightness is set in MAX. 
     When DC is driven, brightness is set in reducing by half. 
     The brightness of XGA model is eight stages, and it is possible to adjust by Hotkey.  
    
 
Please refer to the PMU08 Function Specifications for details. 
 
 
 

 

GPIO P60 

KBSEL1 

1 

I 

KB Select1  
   Refer KB Select Table  

 

GPIO P61 

KBSEL2 

1 

I 

KB Select2 
    Refer KB Select Table 

 

GPIO P62 

MB_ID0 

0 

I 

Mother Board version change 

 

GPIO P63 

LOGSEL 

1 

I 

Logo Select 

 

GPIO P64 

PASS0 

1 

I 

Password 
0 : need password 
1 : don’t need password 

 

GPIO P65 

BLEN1 

0 

O 

Back Light Enable 
0 : Disable 
1 : Enable 

 

GPIO P54 

FAN_ERROR 

1 

I 

FAN error 
0 : Error 
1 : Normal 

 

GPIO P55 

WIRELESS_RF
ON 

0 

O 

Wireless RF Turn on 
0 : OFF 
1 : ON 

 

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