[06/02/99]

Roms for Hard Head from Suna Electronics '88

The Main Board --->

2 x Z80
1 x AY-3-8910A
1 x Yamaha YM3812
1 x Xtal 24.000 Mhz


One of the Z80 is attached in a daughter board... with discrete circuits
and 3 pals... Sorry about pals, in a couple of weeks I can read them.. :)

Look at the daughter board:

|-------------------------------------------------------------------|
| |--------|                                    |---------------|   |
| | 74LS74 |                                    | PAL 16L8A-2CN |   |
| |--------|                                    |------Green----|   |
|             |---------|                                           |
| |--------|  | 74LS244 |                       |---------------|   |
| | 74LS74 |  |---------| |-------------------| | PAL 16L8A-2CN |   |
| |--------|              |    Zilog Z80      | |------Blue-----|   |
|                         |-------------------|                     |
| |--------|  |---------|                       |---------------|   |
| | 74LS74 |  | 74LS244 |                       | PAL 16L8A-2CN |   |
| |--------|  |---------|                       |------Red------|   |
|                                                                   |
| |--------|                                    |--------|          |
| | 74LS00 |                                    | 74LS08 |          |
| |--------|                                    |--------|          |
|                                                                   |
|-------------------------------------------------------------------|


-


[Dec/26/98]

------------------------
Hard Head by SUNA (1988)
------------------------

Location  Type    File ID  Checksum
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
L5       27C256     P1       1327   [ main program ]
K5       27C256     P2       50B1   [ main program ]
J5       27C256     P3       CF73   [ main program ]
I5       27C256     P4       DE86   [ main program ]
D5       27C256     P5       94D1   [  background  ]
A5       27C256     P6       C3C7   [ motion obj.  ]
L7       27C256     P7       A7B8   [ main program ]
K7       27C256     P8       5E53   [ main program ]
J7       27C256     P9       35FC   [ main program ]
I7       27C256     P10      8F9A   [ main program ]
D7       27C256     P11      931C   [  background  ]
A7       27C256     P12      2EED   [ motion obj.  ]
H9       27C256     P13      5CD2   [ snd program  ]
M9       27C256     P14      5576   [  sound data  ]


Note:  Game   No. KRB-14 
       PCB    No. 60138-0083


Hardware:


Main processor  -  Custom security block (battery backed) CPU No. S562008

Sound processor -  Z80
                -  YM3812
                -  AY-3-8910


-


[Aug/12/98]

------------------------
Hard Head by SUNA (1988)
------------------------

Location  Type    ID    Checksum
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
L5       27C256   P1      1327
K5       27C256   P2      50B1
J5       27C256   P3      CF73
I5       27C256   P4      DE86
D5       27C256   P5      94D1
A5       27C256   P6      C3C7
L7       27C256   P7      A7B8
K7       27C256   P8      5E53
J7       27C256   P9      35FC
I7       27C256   P10     8F9A
D7       27C256   P11     931C
A7       27C256   P12     2EED
H9       27C256   P13     5CD2
M9       27C256   P14     5576


Note:  Game   No. KRB-14 
       PCB    No. 60138-0083


-
