[Apr/25/2003]

Gradius 4
Konami, 1999

PCB Layout
----------


Top Board GN715 PWB(A)A
|--------------------------------------------------------------|
|                                                              |
|                                                        PAL   |
|               PAL               68EC000          837A08.7S   |
|NE5532         PAL                                            |
|                         DRM1M4SJ8                            |
|NE5532                                                        |
|     SM5877              RF5C400                              |
|                                                              |
|     SM5877     16.9344MHz                                    |
|                SRAM256K               837A10.14P  837A05.14T |
|                                                              |
|                SRAM256K               837A09.16P  837A04.16T |
|  ADC12138                                                    |
|             056800                                           |
|                                                              |
|                      MACH111                                 |
|                                                              |
|                      DRAM16X16                      PPC403GA |
|                                   837C01.27P                 |
|                                                              |
|                      DRAM16X16                               |
| 4AK16                                                        |
|                                                              |
|                                                              |
| 0038323  PAL                                        7.3728MHz|
| E9825                                                        |
|                                                     50.000MHz|
|                                                              |
|M48T58Y-70PC1                                        64.000MHz|
|--------------------------------------------------------------|

Notes:
      DRM1M4SJ8 = Fujitsu 81C4256 DRAM (SOJ24)
       SRAM256K = Cypress CY7C199 SRAM (SOJ28)
      DRAM16X16 = Fujitsu 8118160A-60 DRAM (SOJ42)
  0038323 E9825 = SOIC8, I've seen a similar chip in the security cart of System573
  M48T58Y-70PC1 = ST Timekeeper RAM


Bottom Board GN715 PWB(B)A
|--------------------------------------------------------------|
|                                                              |
|JP1                                          4M EDO   4M EDO  |
|                                                              |
|  4M EDO 4M EDO      TEXELFX                                  |
|                                                       4M EDO |
|  4M EDO 4M EDO                  PIXELFX               4M EDO |
|                                                              |
|  4M EDO 4M EDO                                KONAMI         |
|                                   50MHz       0000033906     |
|  4M EDO 4M EDO                                               |
|                       256KSRAM 256KSRAM                      |
|                                                              |
|         AV9170                     1MSRAM 1MSRAM             |
| MC44200                                                      |
|                       256KSRAM 256KSRAM                      |
|                                    1MSRAM 1MSRAM             |
|                                               837A13.24U     |
|  KONAMI    MACH111                                 837A15.24V|
|  0000037122                        1MSRAM 1MSRAM             |
|                       ADSP-21062                             |
|                       SHARC    36.00MHz                      |
|1MSRAM                              1MSRAM 1MSRAM             |
|                                                              |
|1MSRAM                  PAL  PAL                              |
|           256KSRAM                            837A14.32U     |
|1MSRAM     256KSRAM                                 837A16.32V|
|           256KSRAM                                           |
|1MSRAM                                                        |
|           JP2                                                |
|--------------------------------------------------------------|

Notes:
      4M EDO = SM81C256K16CJ-35 RAM 66MHz
      1MSRAM = CY7C109-25VC
    256KSRAM = W24257AJ-15
     TEXELFX = 3DFX 500-0004-02 BD0665.1 TMU (QFP208)
     PIXELFX = 3DFX 500-0003-03 F001701.1 FBI (QFP240)
         JP1 = Jumper set to SCR. Alt. setting is TWN
         JP2 = Jumper set for MASTER, Alt. setting SLAVE

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