https://wiki.pcbs.com.au/index.php?action=history&feed=atom&title=PCB_Repair_Logs_Battlezone
PCB Repair Logs Battlezone - Revision history
2026-04-26T08:45:52Z
Revision history for this page on the wiki
MediaWiki 1.44.2
https://wiki.pcbs.com.au/index.php?title=PCB_Repair_Logs_Battlezone&diff=2473&oldid=prev
Brad at 00:23, 5 February 2013
2013-02-05T00:23:53Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 08:23, 5 February 2013</td>
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<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><td class="" style="">[[PCB_Manufacturers_Atari|Atari]]</td></ins></div></td></tr>
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Brad
https://wiki.pcbs.com.au/index.php?title=PCB_Repair_Logs_Battlezone&diff=842&oldid=prev
Brad at 03:09, 21 August 2012
2012-08-21T03:09:26Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 11:09, 21 August 2012</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>'''Forum Thread:''' [http://www.aussiearcade.com.au/showthread.php/23422-Battlezone-Repair-Log Battlezone PCB Repair]<br></div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>'''Forum Thread:''' [http://www.aussiearcade.com.au/showthread.php/23422-Battlezone-Repair-Log Battlezone PCB Repair]<br></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><br></div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><br></div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div> </div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Symptom:''' Intermittent ‘ghosting’ of vectors, eg the moon very BRIEFLY appearing in the lower half of the screen as well as at the top where it should be, same with mountains, tanks, random lines<br></ins></div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div> </div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Cure:''' Bad socket at location A3<br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Symptom:''' In test mode board let out long, steady tones (AVG board at fault)<br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Diagnosis:''' This indicated that the ROM/EPROM at B/C3 was faulty but it was fine as was the socket. Tried to find a chip with a bad output by preventing the board from booting (eg by removing one or more program code ROMs/EPROMs) then disabling the watchdog and putting the logic probe onto the outputs in the relevant section (in this case the Vector Generator Data Shifter). Also made comparisons as I went along with a good AVG board. Pressing the Reset button should then make certain outputs toggle. Found that pin 15 of the LS194 at C5 wasn’t toggling as it should – replaced this and fault fixed<br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Cure:''' Replaced faulty LS194 at location C5<br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Symptom:''' Vectors (in mountains for example) extended slightly too far vertically, this made most evident by the vectors that make up the text looking too angular and almost merging into each other. Y axis also became too stretched and eventually was unrecognisable after the board had warmed up<br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Cure:''' Bad TL082 at D10 – replaced<br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Symptom:''' Excessive AC voltages (13 and 11 respectively) on the X and Y voltage outputs (should really only be about 2 or 3 VAC).<br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Cure:''' The LF13201’s/DG201’s at locations B10 and E10 were faulty – replaced<br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Symptom:''' In test mode, diamond grid and ‘brightness’ pyramid were shown but no DIP settings, no alphanumerics at the bottom of the display and no indications of some ROMs which I had removed. However, a horizontal line emanated half way up from the centre of the display towards the right.<br></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">'''Cure:''' Touching pin 6 of the LS670 at location E6 caused the board to reset. Replaced this chip but then the board constantly reset. Disabled the vector machine by clipping pin 6 of the LS244 at R11 and discovered that the LS670 at F6 had bad outputs on pins 6 and 7. Replacing this LS670 fixed the fault (note: remember to reconnect pin 6 of R11 !), eliminated the rogue horizontal line and also restored the normal text, DIP switch settings, etc.<br></ins></div></td></tr>
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Brad
https://wiki.pcbs.com.au/index.php?title=PCB_Repair_Logs_Battlezone&diff=841&oldid=prev
Brad: Created page with "==Battlezone== <p><table class="infobox vevent" style="width:22em;" cellspacing="5"> <caption class="summary" style=""><b>Battlezone</b></caption> <tr class="> <td colspan="2..."
2012-08-21T03:08:02Z
<p>Created page with "==Battlezone== <p><table class="infobox vevent" style="width:22em;" cellspacing="5"> <caption class="summary" style=""><b>Battlezone</b></caption> <tr class="> <td colspan="2..."</p>
<p><b>New page</b></p><div>==Battlezone==<br />
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<caption class="summary" style=""><b>Battlezone</b></caption><br />
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<td colspan="2" class="" style="text-align:center;">[[Image:marquee_battlezone.jpg|200px]]</td><br />
</tr><br />
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<th scope="row" style="text-align:left; white-space: nowrap;">PCB Image</th><br />
<td class="" style="">Reserved</td><br />
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<th scope="row" style="text-align:left; white-space: nowrap;">Pin Out</th><br />
<td class="" style="">Reserved</td><br />
</tr><br />
</table></p><br />
<br />
'''Repairer:''' [http://www.aussiearcade.com.au/member.php/3136-VectorGlow VectorGlow]<br><br />
'''Forum Thread:''' [http://www.aussiearcade.com.au/showthread.php/23422-Battlezone-Repair-Log Battlezone PCB Repair]<br><br />
<br><br />
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<br>[[PCB_Repair_Index|Back to PCB Repair Index]]</div>
Brad