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| − | Use this page to test stuff before making it public.
| + | <font size="6" color="#0000ff">'''FLIPPER - PINBALL - FAN'''</font>[[Image:belgvlag.gif]] |
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| | + | '''Hier de Nederlandstalige versie........'''[[Image:pinred.gif]] |
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| − | | + | <font size="2">'''Note : Whenever you find or see on this site things not correct or violating any law, please let me know, so that i can adapt the site , thanks.'''</font> |
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| − | <font size="4" color="#0000FF">'''Repair method for cpu boards Bally and Stern type -17 -35-100 -200'''</font> | |
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| − | <font size="4" color="#0000FF">'''Renewed version since 28.1.2002.'''</font>
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| − | <font size="4" color="#0000FF">'''Version 3 since 3.8.2003.'''</font>
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| − | <font size="4" color="#0000FF">'''Version 4 since 6.4.2006.'''</font>
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| | [[Image:swash4.gif]] | | [[Image:swash4.gif]] |
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| − | <font size="3" color="#000000">'''Especially for cpu boards Bally and Stern type -17 -35 -100 -200 I wrote a very short program and put this into an Eprom 2716, you place this Eprom in socket U6 and test the 3 most important chips, U9 U10 and U11, no program roms or memory chips needed on the board....... This is certainly very interesting if the led is on or off all the time what means that the initialisation test of the game roms does not work. '''</font>
| + | '''[[Image:forsale.gif]] ''''''[[Image:pinred.gif]]'''''' [[Image:ribben.jpg]] [[Image:tester.jpg]] [[Image:coffin.jpg]] [[Image:hoop.jpg]]''' |
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| − | <font size="4" color="#0000FF">'''Using my test Eprom.'''</font>
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| − | '''This Eprom has a short program which does:'''
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| − | '''Set PA 0 to PA 7 and PB 0 to PB 7 of Chip U11 and U10 HIGH and then LOW,over and over again.....(interval=1 second)'''
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| − | '''Same for CA2 and CB2 of U11 and U10.'''
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| − | '''This program does not lock-up. This means if an output of a chip is bad, the program will continue to work. This way you're able to use a led in series with a 2Kohm resistor,a multimeter or a logic-probe to read all outputs of chips and know if everything works. To have some means of control that the program runs ok , we connect a control-led who will flash in rhythm with the test . The led on the cpu-board will also flash, because it is tied to the signal CB1 of U11, this of course if U11 is working normally.'''
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| − | '''This test checks only Cpu 6800 (U9) and both 6820 chips (U10 and U11) and is not dependent on memory chips (U7 and U8) and of no game-specific eproms (U1, U2, U5, U6)'''
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| − | '''Since 2/4/2002 there is an extension to this repair method that allows to test memory-chips U7, U8 and U13, you find the manual and the end of this page.'''
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| − | '''Of course clock chips U15 and U16 must work, also the chip for U6 (test-prom is put into U6)''' | |
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| − | '''At the same time this means if the program doesn't work, only some components can be responsible for this...... even the "Valid Power" detector circuit may be out of service, the program will be able to start with a manual reset.'''
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| − | <font size="4" color="#0000FF">Manual.</font>
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| − | [[Image:swash1.gif]] | |
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| − | <font size="3">'''If you use the program on a cpu boards OUTSIDE the pinball machine, then connect the 5 and 12 volt, 43 volt is not needed !.....'''</font>
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| − | <font size="3">'''If you use the program,with the board IN the pinball, then remove connector J4 on the 'Regulator board' to avoid solenoids working all the time in the rhythm of the test... '''</font>
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| − | <font size="3">'''Remove chips U1 U2 U5 and U6 , also U7 and U8.'''</font><font size="3">''' And to start also remove U10 and U11.'''</font>
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| − | <font size="3">'''Because the test-Eprom is a 2716 the program eproms in the board must be also 2716 types.If you are dealing with a board with his original ROM chips than you use a really simple adapter, and place the test eprom in there.'''</font>
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| − | <font size="3">'''REMARQUE; If you have an cpu-board with an eprom type 2732 in U6 ( par example Eight ball the luxe) you can use the test eprom 2716 , it works fine!!!'''</font>
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| − | <font size="4" color="#0000FF">'''The socket adapter:'''</font>
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| − | <font size="3" color="#000000">'''You need this adapter only when using the test-eprom in a board that still has his original game ROM's.'''</font>
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| − | <font size="3" color="#000000">'''Only 3 pieces of material are needed.'''</font>
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| − | <font size="3" color="#000000">'''[[Image:3grief.jpg]]'''</font>
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| − | <font size="3" color="#000000">'''A 24 pins ic socket and two mini-hooks.'''</font>
| + | '''This English version was translated by Aeneas Verhe......his site = ....'''[http://www.flippers.be [[Image:pinaqua.gif]]] |
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| − | <font size="3" color="#000000">'''Bend the pins 18 and 21 upwards. Solder at pin 18 a wire ( 5 inch) ending on a black mini-hook. On pin 21 solder a wire ending on the red mini-hook. That's all.'''</font>
| + | '''A site for pinball lovers''' |
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| − | <font size="3" color="#000000">'''[[Image:balvoet.jpg]]'''</font>
| + | '''My home build R2D2 Robot site.. '''[http://www.pinballeon.com/R2D2/R2D2.htm [[Image:pinaqua.gif]]] |
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| − | <font size="3" color="#000000">'''The adapter ready!'''</font>
| + | '''Visit the Jukebox-Fan site ..'''[http://www.pinballeon.com/jjukebox//eindex.htm [[Image:pinaqua.gif]]][[Image:aniGif(1).gif]] |
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| − | <font size="3" color="#000000">'''When you need the adapter , put it in U6 and connect the black mini-hook on TP4 or ground, the red mini-hook goes to 5volt on TP5.Of course you place the test-eprom into the adapter. This way the adaptation from rom to eprom is made. ATTENTION this adapter will only work for the test-eprom, it can not be used to adapt a normal game eprom into a rom emplacement.'''</font> | + | <font size="3">'''View of a "total loss" Rock- Ola 1494 . .'''</font>[http://pinballeon.com/rock14/Rock.htm '''[[Image:pinorang.gif]]''']''' ''' |
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| − | <font size="4" color="#0000FF">'''The control led.'''</font>
| + | '''View of a former restoration " Trashcan " Jukebox.. '''[http://pinballeon.com/148/e148.htm '''[[Image:pinorang.gif]]''']''' ''' |
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| − | <font size="3" color="#000000">'''The control led must be connected to address line 6. This is pin pin15 of U9. Connect on lead of the led with a green mini-hook to pin 15, the other lead of the led is connected via a 1000ohm resistor to 5 volt =TP5. When you mount the led for the first time controls if the connection is ok. With the red hook already connected to 5 , touch the green hook to ground, and the led should light up , if not, interchange the two leads of the led.'''</font>
| + | '''Restoration of a tiny Williams Juke-box .... '''[http://pinballeon.com/willjuke/ewilljuke.htm '''[[Image:pinorang.gif]]'''] |
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| − | [[Image:ledopg.jpg]] | + | '''[[Image:redlight.gif]] ............................................ [[Image:hompag.jpg]]''' |
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| − | <font size="3">'''[[Image:swash1.gif]]'''</font>
| + | '''Latest updates and changes....'''[http://home.scarlet.be/~cv006274/nieuw/enieuw.htm [[Image:pinaqua.gif]]]''' [[Image:new1.gif]]''' |
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| − | <font size="4" color="#0000FF">'''START:'''</font> | + | <font size="4" color="#ff0000">'''Last change 7/08/2010<br />'''</font> |
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| − | <font size="3">'''[[Image:volopstel.jpg]]'''</font>
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| − | <font size="3">'''A severely damaged cpu board....These are the only components that are present on the board at the start of the test. On this cpu board I'm using the adapter.'''</font>
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| − | <font size="3">'''First remove U10 and U11, minus two components that can cause troubles...'''</font>
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| − | <font size="3">'''Put test chip in U6, ( with or without adapter depending of the originals model of rom/eprom you have on the board) power up.. 5volt on pin 16 and 17 of J4, 12volt on pin 12 of J4 and ground pins 18 and 19 of J4..'''</font>
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| − | <font size="3">'''If the control led flashes in rhythm then you're lucky and you can check outputs of U10 and U11..(therefore replace U10 and U11)'''</font>
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| − | <font size="3">'''No flashing ? Try a new 6800.'''</font>
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| − | <font size="3">'''Still no flashing, manual reset by connecting pin 40 of 6800 U9 to ground for a moment, then check if there's 5 volt present on pin 40.'''</font>
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| − | <font size="3">'''Next step is checking signals of U9 ; U9 pin 3 needs a clock signal,(about 2,5volt )if not check on U15 and U16.(see schematic)'''</font>
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| − | <font size="3">'''Same for the second clock-signal on U9 pin 37.'''</font>
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| − | <font size="3">'''Next signal is U9 pin 2 must be 5volt. Then check pin 5 which should be around 2,8 volt.'''</font><font size="3">'''( oscillating signal). Pin 4 and pin 2 both should be 5 volt.And the last one pin 34, is a positive signal with very short negatives spikes, you can control this signal only with the electronic probe ( or oscilloscope)'''</font>
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| − | <font size="3">'''All of the address line signals from pin 9 to pin 24 ( see schematic) are oscillating signals, except A8,A9,A10 and A13 these four are negatives = 0 volt. '''</font>
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| − | <font size="3">'''One of these signals should be bad if 6800 was replaced and is ok. Of course you can follow the bad signal to its source and repair it..'''</font>
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| − | <font size="3">'''A last possibility is that the selection of U6 doesn't work, check the following pins of U6.'''</font><font size="3">''' Pin 18 without adapter you find here 2,5volt( with adapter the pin is grounded) pin 21 = 5volt. Pin 20 is at ground level with very short positives going spikes, only to observe with probe or scoop.'''</font>
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| − | <font size="3">'''If all these signals are ok, you have now a flashing control led! Once you are at this point , replace U10 and U11.'''</font>
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| − | <font size="3">'''Now all outputs of U10 and U11 should go up and down.'''</font><font size="3">''' Control the outputs with a voltmeter or probe. If one fails connect it temporality with the pin next to it, two possibilities They both " dance" than the first output is surely dead and the 6821 must be replaced ...They both fail... there is an short somewhere on the output line ..disconnect the output line by bending upwards the pin and look if the output is there now, if so, the 6821 is ok and the short is somewhere further on the connected line... the output is still missing then the 6821 is 'dead'... '''</font>
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| − | <font size="3">'''Conclusion; if all the ouput signals are there, '''</font><font size="3">'''now replace all the other chips ( except U6, the test chips is there, and U7 if you are working with an adapter, you can replace U7 if you are working without adapter.) The replaced chips should have no influence on the test...If not there is something wrong with the selection of the chip how disturbs the test program.'''</font>
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| − | <font size="3">'''Now '''</font><font size="3">'''you can put U6 back ( and U7 if necessairy) and count how many times the led flashes. (should be 7 times) Do not forget to replace the J4 connector on the regulator board! You are sure that U9 U10 U11 are ok, there are no shorts on the data and addressing lines. You can start to check memory chips and doubt program chips, depending on the number of led flashes. '''</font>
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| − | <font size="3">'''Follow the manual by Bally........... '''</font>[http://home.versateladsl.be/cpurig/FO-560.pdf <font size="3">'''[[Image:pinaqua.gif]]'''</font>]<font size="3">''' '''</font>
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| − | <font size="3">'''Test-program for Eprom can be downloaded here............ '''</font>[lastver4.zip <font size="3">'''[[Image:pinaqua.gif]]'''</font>]<font size="3">''' For version 4 always use a 2732 eprom. It will work fine in all boards , whatever type is in U6 2716 or 2732, Bally or Stern. Of course if you still have an older ROM in U6 you need the adapter socket as described.'''</font>
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| − | [mailto:leon.b1@scarlet.be <font size="3">'''Eprom can be ordered with me, price is 20$ or 15 euro....... '''</font>][mailto:leon.b1@scarlet.be <font size="3">'''[[Image:pinorang.gif]]'''</font>]
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| − | <font size="5">'''Extention to test memory-chips U7, U8 and U13 ......'''</font><font size="3">''' '''</font>[ebalmemtest.htm <font size="3">'''[[Image:pinaqua.gif]]'''</font>]
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| − | <font size="3">'''When for one reason or another you want to test your CPU on the test-fixture , you only need 5 and 12 volts. The 43 volt is only applied to test if this 43 is present on the pinball.Without this 43 volt you do not have the 7th flash on start-up...'''</font>
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| − | <font size="3">'''But when you make a connection between resistor 23 ( top) and resistor 17 ( top ) the cpu ' thinks ' the 43 volt is present and will fully start-up ( 7 flashes ) and work normally. How can this be..?'''</font>
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| − | <font size="3">'''Well, the 43 volt is reduced to 5 volt and then converted into a " impulses - train' this signal come on pin 18 of U10 and from there the cpu can control the presence of this signal. So if the signal is present the 43 volt must be ok......By the connection we simulate the presence of the 43 volt by taking the " impulses-train " who acts as and interrupt for the display's and comes out of chip U12 and feed this via the normal circuits as the " impulses-train " normally created by the 43 volt. So for the cpu everything seems ok and he allows the full start-up..! ( 7 flashes )'''</font> | + | <br />'''MAIL''' |
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| − | [[Image:min43.jpg]] | + | [[Image:mail2.gif]] |
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| − | <font size="3">'''Here a cpu with the connection made, using two mini-hooks.....'''</font>
| + | [[Image:guardbob.gif]] |
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| − | [http://home.scarlet.be/~leonb1/eindex.html [[Image:coolback.gif]]]
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