Williams Robotron Mar 82 Instruction Manual

16P-3005-101March, 1982INSTRUCTION MANUALIncluding procedures for…· Operation· Auditing· Adjustment· DiagnosticsFor service…NOTE NEW TOLL-FREETELEPHONE NUMBERS:800-621-12533401 N. California Av.Chicago, IL 60618 

ROM SUMMARYROMPART NO.DESCRIPTIONROBOTRON 1BA-5343-09898PROM, 4Kx8ROBOTRON 2BA-5343-09899PROM, 4Kx8ROBOTRON 3BA-5343-09900PROM, 4Kx8ROBOTRON 4BA-5343-09901PROM, 4Kx8ROBOTRON 5BA-5343-09902PROM, 4Kx8ROBOTRON 6BA-5343-09903PROM, 4Kx8ROBOTRON 7BA-5343-09904PROM, 4Kx8ROBOTRON 8BA-5343-09905PROM, 4Kx8ROBOTRON 9BA-5343-09906PROM, 4Kx8ROBOTRON 10BA-5343-09907PROM, 4Kx8ROBOTRON 11BA-5343-09908PROM, 4Kx8ROBOTRON 12BA-5343-09909PROM, 4Kx8Decoder ROM 4 (Horizontal)A-5342-09694PROM, 512x8Decoder ROM 6...

POWER TURN-ONCAUTION - This game must be plugged into a properly grounded outlet to prevent shock hazard and to ensure proper gameoperation.  DO NOT use a cheater plug to defeat the ground pin on the line cord, and DO NOT cut off the ground pin.WHEN THE GAME IS FIRST TURNED ON it produces a sound.  Simultaneously general illumination should come onand a moment later a scanning “rug pattern” indicating the RAM test should appear on the screen.  Next the rug shouldbecome stationary as the ROM test is...

Figure 1. Bookkeeping displayGAME ADJUSTMENTSIn the Game-Over Mode open the coin door with AUTO-UP, and depress the coin door ADVANCE switch twice to cause aCRT display as shown in Figure 2.To select and then set functions to the desired values, use the MOVE (UP-DOWN) joystick to select the that is to be changedand then, making sure the coin door is open, use the FIRE (UP-DOWN) joystick to increase or reduce the value of the selectedfunction.The number of turns per game can be set anywhere from 1 to 20...

Figure 2. Game AdjustmentHighest Score SignatureThe number of letters allowed the highest scoring player for entering his name can be varied from 3 to 20 and is recommendedas 3.  If objectionable words are entered as the signature name, you can change the lettered entry leaving the highest score thesame.  See Setting Highest Score Name.Restore Factory Settings1.Position the cursor on RESTORE FACTORY SETTINGS.2.Push FIRE.3.Depress ADVANCE.Resetting High Score Table1.Position the cursor on RESET HIGH SCORE...

Table 1. Pricing SchemesCOIN DOOR MECHANISMCREDITS/MONEYTABLE 2STANDARD SELECTION/CUSTOM KEYTwin QuarterQuarter, Dollar, Quarter1/25¢, 5/$12/50¢, 5/$11/25¢, 4/$12/50¢, 4/$11/50¢, 3/$1, 4/$1.251/50¢, 3/$1, 7/$21/50¢, 3/$1, 6/$21/50¢AB3CDE151DM, 5DM1/1DM, 6/5DM220-Cent, 50-Cent1/20¢, 3/50¢F1 Franc, 5 Franc1/2F, 3/5F425 Cent1/25¢, 4/1G61 Guilder1/25¢, 5/1GG5 Franc1/5F, 2/10F710 Franc1/10F81 Franc, 2 Franc2/1F 5/2F2100 Lire, 200 Lire1/200 Lire8Twin Coin1/1 Coin1/2 Coins1/3 Coins, 2 5 Coins35H1 Unit, 5...

TROUBLESHOOTING PROCEDURESCertain types of game malfunctions may inhibit the games diagnostic or display faculties.  Troubleshooting procedures for most ofthese types of malfunctions as well as malfunctions that permit self-diagnosis are covered below.  Our troubleshooting algorithmbegins with Power-Up and continues until Game Over Mode.  All procedures can be performed with minimal test equipment ormerely by observing the game itself.POWER-UP TESTSNO GENERALILLUMINATIONNO INITIAL VIDEO(RUG...

SELF DIAGNOSTICSIf RAM or ROM failure messages are displayed on the CRT after the “rug pattern” proceed with self-diagnostics.  Self-diagnostic procedures are controlled by the AUTO-UP/MANUAL-DOWN and ADVANCE switches in the coin door.  Set theAUTO-UP/MANUAL-DOWN switch to the MANUAL-DOWN position and depress the ADVANCE pushbutton.  The gameis now in its Diagnostic Mode and a ROM test is performed.  With ROM test results present on the CRT display, depressingthe ADVANCE pushbutton initiates the RAM...

DIAGNOSTIC MODE RAM AND ROM TESTSTESTROM BOARDLEDSRECOGNIZECONDITIONROM BOARDLEDSIDENTIFYCHIPSVIDEOREMEDYROM“2” means ROMerror.2-digit ROMchip number“ROM ERROR” and ROM chip no.(1) Turn power off.(2) Replace suspected chip.RAM“1” means RAMerror.Bank numberfirst . . . thenchip number inbank (see figure3)“RAM ERROR” followed by RAMbank number and chip number (Note:with multiple RAM failures thisdisplay may not appear)(1) Check for normal voltages onindicated RAM chip: -5v/pin 1,+12v/pin 8, +5v/pin 9.(2)...

MORE DIAGNOSTIC TEST MODESTests 5 and 7 provide sequential subtests.  To stop automatic cycling set switch to MANUAL-DOWN.  Depress ADVANCE inMANUAL-DOWN to step through subtests.SOUND TEST - TEST 5From color RAM test, depress ADVANCE in AUTO-UP.Table 4. Tracing the Missing SoundTest sequences, sound lines 1 through 6:MissingCheck123456All2P4/lOP3 Pin 32P4/10P3 Pin 22P4/10P3 Pin 52P4/10P3 Pin 42P4/10P3 Pin 72P4/10P3 Pin 6Perform sound board diagnosticsSWITCH TEST - TEST 6CRT indicates AUTO-UP closed and...