[Jul/13/98]

                 HEADON   GREMLIN

 USESZ80 CPU
 
     CHIP PLACEMENT     ALL ARE 2708

     193A  192A  167B  166C  165A  164A  163A
      U21   U22   U23   U24   U25   U26   U27

     ALL CHIPS 2708

                                    -------------
                                    |  Z80A     |
                                    -------------
                        __   __
                       |  | |  |
             IM5610    |  | |  |  6331-1
                       |__| |__|


-

[Jul/19/2005]

Head On (bootleg)  
BBF? sidam?  

CPU:
1x Zilog Z80CPU
1x oscillator (no markings)  

ROMs:
6x F2708 (1-6)
1x IC2708 (0) - broken unreadable
2x PROMs SN74S288N  

Dumped 19/07/2005  

-

[Jun/30/2006]

Head On (Sidam)  
Sidam  

CPU
1x Z80CPU (main)
1x oscillator 15.468MHz  

ROMs
7x F2708
2x N82S123N  

Note
1x 22x2 edge connector
1x trimmer (volume)
  
Funzionamento Non testata  
In vendita Si  
Dumped 30/06/2006  

-

[Jul/20/2006]

Super Crash (bootleg of Head On)  
Video G Electronic Games  


CPU
1x MK3880N-Z80CPU
1x oscillator 14MHz  

ROMs
3x TMS2716JL
1x FA2708
2x MMI6331  

Note
1x 22x2 edge connector
1x 4 switches dip
1x trimmer (volume)  

Funzionamento Non testata  
In vendita Si  

Dumped 19/07/2006

-

[Jun/30/2006]

Head On (Sidam bootleg)  
Sidam  

CPU
1x Z80CPU (main)
1x oscillator 15.468MHz  

ROMs
7x F2708
2x N82S123N  

Note
1x 22x2 edge connector
1x trimmer (volume)
  
Funzionamento Non testata  
In vendita Si  

Dumped 30/06/2006  

-

