Difference between revisions of "PCB Repair Logs Terra Force"
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<td colspan="2" class="" style="text-align:center;">[[Image:marquee_terra_force.jpg|200px]]</td> | <td colspan="2" class="" style="text-align:center;">[[Image:marquee_terra_force.jpg|200px]]</td> | ||
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<tr class=""> | |||
<th scope="row" style="text-align:left; white-space: nowrap;">Manufacturer</th> | |||
<td class="" style="">[[PCB_Manufacturers_Nichibutsu|Nichibutsu]]</td> | |||
</tr> | |||
<tr class=""> | |||
<th scope="row" style="text-align:left; white-space: nowrap;">Year</th> | |||
<td class="" style="">1987</td> | |||
</tr> | </tr> | ||
<tr class=""> | <tr class=""> | ||
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<th scope="row" style="text-align:left; white-space: nowrap;">Pin Out</th> | <th scope="row" style="text-align:left; white-space: nowrap;">Pin Out</th> | ||
<td class="" style=""> | <td class="" style="">[[PCB_Pinouts_Jamma|Jamma]]</td> | ||
</tr> | </tr> | ||
</table></p> | </table></p> | ||
'''Repairer:''' [http://www.aussiearcade.com.au/member.php/3136-VectorGlow | '''Repairer:''' [http://www.aussiearcade.com.au/member.php/3136-VectorGlow VectorGlow]<br> | ||
'''Forum Thread:''' [http://www.aussiearcade.com.au/showthread.php/23440-Terra-Force-Repair-Log Terra Force PCB Repair]<br> | '''Forum Thread:''' [http://www.aussiearcade.com.au/showthread.php/23440-Terra-Force-Repair-Log Terra Force PCB Repair]<br> | ||
<br> | <br> | ||
'''Symptom:''' RAM TEST NG on power up<br> | |||
'''Cure:''' TMM2063 (8464) RAMs at locations F7 and H7 were faulty on the top board (TF-1A)<br> | |||
<br> | |||
'''Symptom:''' Some background graphics blocky<br> | |||
'''Cure:''' Bad TMM2015 (CY7C128) RAM at location F16 on the top board (TF-1A)<br> | |||
<br> | |||
'''Symptom:''' Sometimes one layer of background graphics turned into a dark, furry-edge ‘shadow’<br> | |||
'''Cure:''' Bad TMM2015 (CY7C128) RAM at location F17 on the top board (TF-1A)<br> | |||
<br> | |||
'''Symptom:''' Random dots, dashes etc in the rightmost columns if the display<br> | |||
'''Cure:''' Bad TMM2015 (CY7C128) RAM at location C12 on the top board (TF-1A)<br> | |||
<br> | |||
<br>[[PCB_Repair_Index|Back to PCB Repair Index]] | <br>[[PCB_Repair_Index|Back to PCB Repair Index]] | ||
Latest revision as of 08:26, 7 February 2013
Terra Force
 |
|
| Manufacturer | Nichibutsu |
|---|---|
| Year | 1987 |
| PCB Image | Reserved |
| Pin Out | Jamma |
Repairer: VectorGlow
Forum Thread: Terra Force PCB Repair
Symptom: RAM TEST NG on power up
Cure: TMM2063 (8464) RAMs at locations F7 and H7 were faulty on the top board (TF-1A)
Symptom: Some background graphics blocky
Cure: Bad TMM2015 (CY7C128) RAM at location F16 on the top board (TF-1A)
Symptom: Sometimes one layer of background graphics turned into a dark, furry-edge ‘shadow’
Cure: Bad TMM2015 (CY7C128) RAM at location F17 on the top board (TF-1A)
Symptom: Random dots, dashes etc in the rightmost columns if the display
Cure: Bad TMM2015 (CY7C128) RAM at location C12 on the top board (TF-1A)
