PCB Repair Logs Typhoon - Revision history

Brad at 00:43, 7 February 2013

2013-02-07T00:43:05Z

← Older revision		Revision as of 08:43, 7 February 2013
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	<tr class=">		<tr class=">
	<td colspan="2" class="" style="text-align:center;">[[Image:marquee_ajax.jpg\|200px]]</td>		<td colspan="2" class="" style="text-align:center;">[[Image:marquee_ajax.jpg\|200px]]</td>
			</tr>
			<tr class="">
			<th scope="row" style="text-align:left; white-space: nowrap;">Manufacturer</th>
			<td class="" style="">[[PCB_Manufacturers_Konami\|Konami]]</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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	<tr class="">		<tr class="">
	<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="">~~Reserved~~</td>		<td class="" style="">[[PCB_Pinouts_Jamma\|Jamma]]</td>
	</tr>		</tr>
	</table></p>		</table></p>

Brad at 02:44, 20 August 2012

2012-08-20T02:44:30Z

← Older revision		Revision as of 10:44, 20 August 2012
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	<br>Size 2M (256k x 8k / 128k x 16k) – used 23C2000, for EPROM equiv use AM27C400 / 27C4100 and tie pins 1 and 31 either high or low, have to check which		<br>Size 2M (256k x 8k / 128k x 16k) – used 23C2000, for EPROM equiv use AM27C400 / 27C4100 and tie pins 1 and 31 either high or low, have to check which
	Size 4M (512k x 8k / 256k x 16k) - used 23C4000, for EPROM equiv use AM27C400 / 27C4100<br>		Size 4M (512k x 8k / 256k x 16k) - used 23C4000, for EPROM equiv use AM27C400 / 27C4100<br>
			<br>
	'''Graphics Functions of 40-pin mask ROMs:'''<br>		'''Graphics Functions of 40-pin mask ROMs:'''<br>
	<br>770C08 at K4 - main sprites (but not those that rotate, ie ships seen from above) – mask4M<br>		<br>770C08 at K4 - main sprites (but not those that rotate, ie ships seen from above) – mask4M<br>

Brad at 02:44, 20 August 2012

2012-08-20T02:44:13Z

← Older revision		Revision as of 10:44, 20 August 2012
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	If 2128 at J7 is removed then boardset will boot and displays RAM J07 BAD<br>		If 2128 at J7 is removed then boardset will boot and displays RAM J07 BAD<br>
	If 2128 at J16 has various pins grounded then no error<br>		If 2128 at J16 has various pins grounded then no error<br>
			<br>
	'''Graphics Mask ROMs'''<br>		'''Graphics Mask ROMs'''<br>
	<br>Size 2M (256k x 8k / 128k x 16k) – used 23C2000, for EPROM equiv use AM27C400 / 27C4100 and tie pins 1 and 31 either high or low, have to check which		<br>Size 2M (256k x 8k / 128k x 16k) – used 23C2000, for EPROM equiv use AM27C400 / 27C4100 and tie pins 1 and 31 either high or low, have to check which

Brad at 02:43, 20 August 2012

2012-08-20T02:43:50Z

Brad at 02:42, 20 August 2012

2012-08-20T02:42:46Z

@@ Line 19: / Line 19: @@
 '''Forum Thread:''' [http://www.aussiearcade.com.au/showthread.php/23418-Ajax-%28Typhoon%29-Repair-Log Typhoon (Ajax Clone) PCB Repair]<br>
 <br>
 <br>[[PCB_Repair_Index|Back to PCB Repair Index]]

Brad: Created page with "==Typhoon (Ajax Clone)==
2012-08-20T02:38:34Z
Created page with "==Typhoon (Ajax Clone)== <p><table class="infobox vevent" style="width:22em;" cellspacing="5"> <caption class="summary" style=""><b>Crazy Kong</b></caption> <tr class="> <td ..."
New page
==Typhoon (Ajax Clone)==

<p><table class="infobox vevent" style="width:22em;" cellspacing="5">
<caption class="summary" style=""><b>Crazy Kong</b></caption>
<tr class=">
<td colspan="2" class="" style="text-align:center;">[[Image:marquee_ajax.jpg|200px]]</td>
</tr>
<tr class="">
<th scope="row" style="text-align:left; white-space: nowrap;">PCB Image</th>
<td class="" style="">Reserved</td>
</tr>
<tr class="">
<th scope="row" style="text-align:left; white-space: nowrap;">Pin Out</th>
<td class="" style="">Reserved</td>
</tr>
</table></p>

'''Repairer:''' [http://www.aussiearcade.com.au/member.php/3136-VectorGlow VectorGlow]<br>
'''Forum Thread:''' [http://www.aussiearcade.com.au/showthread.php/23418-Ajax-%28Typhoon%29-Repair-Log Typhoon (Ajax Clone) PCB Repair]<br>
<br>

<br>[[PCB_Repair_Index|Back to PCB Repair Index]]
Crazy Kong

← Older revision		Revision as of 10:43, 20 August 2012
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	<br>		<br>
	'''RAM'''<br>		'''RAM'''<br>
	If 6264 at K10 removed then boardset won’t boot (watchdogging with garbage)		If 6264 at K10 removed then boardset won’t boot (watchdogging with garbage)<br>
	If 6264 at J17 removed then boardset won’t boot but does try to – Displays consistent patterns as it tries to boot and resets, etc but displays the relevant RAM error if data pins shorted		If 6264 at J17 removed then boardset won’t boot but does try to – Displays consistent patterns as it tries to boot and resets, etc but displays the relevant RAM error if data pins shorted.<br>
	If 6264 at K17 removed then boardset won’t boot but does try to – Displays consistent patterns as it tries to boot and resets, and also tries to display text describing which RAM is at fault, but is unreadable but displays the relevant RAM error if data pins shorted		If 6264 at K17 removed then boardset won’t boot but does try to – Displays consistent patterns as it tries to boot and resets, and also tries to display text describing which RAM is at fault, but is unreadable but displays the relevant RAM error if data pins shorted<br>
	If 6264 at J8 (printed as I8 on the board) is removed or data pins shorted then boardset won’t boot (watchdogging, no garbage, blank screen with video sync only)		If 6264 at J8 (printed as I8 on the board) is removed or data pins shorted then boardset won’t boot (watchdogging, no garbage, blank screen with video sync only)<br>
	If 2128 at J7 is removed then boardset will boot and displays RAM J07 BAD		If 2128 at J7 is removed then boardset will boot and displays RAM J07 BAD<br>
	If 2128 at J16 has various pins grounded then no error		If 2128 at J16 has various pins grounded then no error<br>
	'''Graphics Mask ROMs'''<br>		'''Graphics Mask ROMs'''<br>
	<br>Size 2M (256k x 8k / 128k x 16k) – used 23C2000, for EPROM equiv use AM27C400 / 27C4100 and tie pins 1 and 31 either high or low, have to check which		<br>Size 2M (256k x 8k / 128k x 16k) – used 23C2000, for EPROM equiv use AM27C400 / 27C4100 and tie pins 1 and 31 either high or low, have to check which
	Size 4M (512k x 8k / 256k x 16k) - used 23C4000, for EPROM equiv use AM27C400 / 27C4100		Size 4M (512k x 8k / 256k x 16k) - used 23C4000, for EPROM equiv use AM27C400 / 27C4100<br>
	'''Graphics Functions of 40-pin mask ROMs:'''<br>		'''Graphics Functions of 40-pin mask ROMs:'''<br>
	<br>770C08 at K4 - main sprites (but not those that rotate, ie ships seen from above) – mask4M		<br>770C08 at K4 - main sprites (but not those that rotate, ie ships seen from above) – mask4M<br>
	770C09 at M4 – main sprites (but not those that rotate, ie ships seen from above) – mask4M		770C09 at M4 – main sprites (but not those that rotate, ie ships seen from above) – mask4M<br>
	770C12 at K22 – background graphics and text – mask2M		770C12 at K22 – background graphics and text – mask2M<br>
	770C13 at M22 - background graphics and text – mask2M		770C13 at M22 - background graphics and text – mask2M<br>
			007327 wide very bodied 40-pin custom at location C11<br>

	007327 wide very bodied 40-pin custom at location C11

	This custom has on the underside 2 x TMM2015BP-12 chips and some surface mount resistors, all potted. Looks like there’s something on the top side too, at least five caps and something else		This custom has on the underside 2 x TMM2015BP-12 chips and some surface mount resistors, all potted. Looks like there’s something on the top side too, at least five caps and something else