background image

1

MPU6 Field Service 

Manual 

 

Revision V1.2 

 

This Field Service Manual provides information required by operators 
and service engineers to install, troubleshoot and repair MPU6 system 
gaming machines.  The information is general to all MPU6 system 
machines and should be read in conjunction with the game-specific 
Machine Manual which is supplied with each machine. 

Summary of Contents for MPU6

Page 1: ...formation required by operators and service engineers to install troubleshoot and repair MPU6 system gaming machines The information is general to all MPU6 system machines and should be read in conjun...

Page 2: ...and other intellectual property rights are owned by IGT UK Ltd The artwork game theme and software must not be reproduced without authorisation Patent Pending The copyright in programs entered in thi...

Page 3: ...eneral 12 2 3 2 Entering the Self Test Routines 12 2 3 3 Test 1 Coin Handling Test 12 2 3 4 Test 2 Reel Test 13 2 3 5 Test 3 Lamp test 13 2 3 6 Test 4 Switch test 14 2 3 7 Test 5 Display Test 14 2 3 8...

Page 4: ...t Output connector 23 3 3 4 S P DIF Output 23 3 3 5 Sixteen Segment LCD display 23 3 3 6 USB A Port 24 3 3 7 USB B port 25 3 3 8 Stakes Prizes Port 25 3 3 9 Percentage Key Port 25 3 4 MPU6 FAULT CODES...

Page 5: ...IO 37 3 5 21 TEST USB 38 3 5 22 TEST ETHERNET 38 3 5 23 TEST RAM 38 3 5 24 TEST SWITCHES 38 3 5 25 TEST RETENTION 38 3 5 26 Individual Test Selection 39 SECTION 4 SYSTEM DESCRIPTION 40 4 1 General 40...

Page 6: ...4 16 Processor 56 4 17 Lamp drives 56 4 18 Lamp current sensing 56 4 19 Buttons interface 58 4 20 Barbus interface 59 4 21 LED displays 60 4 22 Alphanumeric display 60 4 23 Status indication 60 4 23 1...

Page 7: ...ctor locations 72 5 3 2 Connector Removal 72 5 3 3 MUX5 e Fitting 72 5 3 4 MUX5 E Pin listings 75 5 4 REEL5 control board replacement 77 5 4 1 Connector locations 77 5 4 2 Reel 5 PCB Removal 77 5 4 3...

Page 8: ...chine Security Identification IButton Cell 86 SECTION 7 COIN HANDLING EQUIPMENT 87 7 1 Dual Hopper Shelf 87 7 1 1 Hopper Assembly Removal 87 7 1 2 Dual hopper Shelf Disassembly 88 7 1 3 Hopper Bed Rem...

Page 9: ...agents or similarly qualified persons in order to avoid a hazard 1 2 3 Insulation Earth Bond Insulation and earth bond electrical safety checks are made on all Barcrest Group machines before despatch...

Page 10: ...a button cell type which is located on the printed circuit board It s location is obvious upon removing the plastic case of the MPU6 and it may be easily removed without the aid of a tool 1 6 1 Dispos...

Page 11: ...to the site supply socket The machine requires a nominal supply of 230 V AC 50 Hz but should easily tolerate a variation of plus or minus 10 207 to 253 volts 2 1 Mains supply requirements Connection...

Page 12: ...the test press RH2 In this test all the coin acceptors are enabled When coins are fed into the coin slot and accepted by the coin mechanism an audible bleep is produced and the value of the coin is in...

Page 13: ...the joint in the reel band can be detected When the reel is rotated by hand the reel illumination lamp should light to indicate that the interrupter flags are breaking the light to their correspondin...

Page 14: ...the button identity will be shown on the machine display and an audible response will be played on each movement of the button When the RH1 button is pressed it will step on to the next test Operatio...

Page 15: ...hannels of the machine To select this test enter the self test mode as described in 2 3 2 and step through the tests using the RH1 button until 8 is indicated on the LED seven segment or alphanumeric...

Page 16: ...ction Refer to section 2 11 for button definitions 2 3 13 Test 11 Serial note acceptor Encryption key input In order to improve note acceptor security the machine software requires an encryption key c...

Page 17: ...KENS To enable the token select RH3 and then machine will exit the test Refer to section 2 11 for button definitions 2 3 15 Test 16 RTC Clock Setting To comply with the regulations enforced on the 1 s...

Page 18: ...s used to increment from test 1 to 18 then the RH2 button must be selected On entering test 18 one of the following text messages is displayed on the Alpha Display Key 0 0 0 0 0 0 or KEY KNOWN The fir...

Page 19: ...ck To exit the SEC read then press the RH1 button Refer to section 2 11 for button definitions 2 4 1 Information Display The host machine controls the display and contents of each meter in sequence on...

Page 20: ...bers 2 7 Stake jackpot key On UK machines only the price of play stake and jackpot options are set by plugging a stake jackpot key into a 9 way D type STAKE JACKPOT plug on the MPU6 unit A range of co...

Page 21: ...ion process is machine specific and is described fully in the Machine Manual 2 11 Button Definitions In order to display the various counters stored within the SEC it will be necessary for the enginee...

Page 22: ...tch mode power supply The key modules are interconnected by a proprietary Barbus power data link which provides D C power supply routing and integrates the modules into a working system Each end of th...

Page 23: ...d to the MPU6 board via a red 11 way BARBUS connector 3 3 2 Power Status Indicators The power status indicators monitor the supply rails to ensure the correct operating voltages are present In normal...

Page 24: ...cutive update Should the need arise to update the MPU6 outside of a PC executive update for example changing from Data to Non Data the following process should be followed Power down the machine Inser...

Page 25: ...irectly communicate with the PC on the Triple 7 range of PC Base machines only 3 3 8 Stakes Prizes Port On UK based machines only the price of play stake and jackpot options are set by plugging a stak...

Page 26: ...the Barcrest Group alarm number shows the class of alarm A complete list of alarm messages related to the associated BACTA and Barcrest Group fault code numbers are shown in the following sections 3...

Page 27: ...Bacta code 51 or 52 Bacta Code Barcrest Group No Message 53 21 RAM TEST FAILED 54 22 BARBUS FAILED 54 22 CPU PIT FAILED 54 22 CPU UART FAILED 54 23 MPU6 UART FAULT 54 24 ASIC TEST FAILED 54 25 MSP430...

Page 28: ...hown on the display these alarms range from 51 57 with Bacta code 30 31 or 32 Bacta Code Barcrest Group No Message 30 51 MUX UNIT MISSING 30 52 MUX UNIT FAILED 30 53 MUX UNIT RESET 30 54 MUX NOT RESET...

Page 29: ...m 70 7F with Bacta code 10 12 13 14 81 or 82 Bacta Code Barcrest Group no Message 10 70 Serial Coin Mech 80 70 Coin Mech Jam 81 70 Coin Mech Fail 14 71 5p Coin Timing 14 72 5p Coin Locked 14 73 10p Co...

Page 30: ...ssage 21 A1 REEL A SETUP 21 A2 REEL A SPIN 22 A3 REEL B SETUP 22 A4 REEL B SPIN 23 A5 REEL C SETUP 23 A6 REEL C SPIN 24 A7 REEL D SETUP 24 A8 REEL D SPIN 25 A9 REEL E SETUP 25 AA REEL E SPIN 26 AB REE...

Page 31: ...E1 to E4 with Bacta code of 90 3 4 16 Class F alarms Netplex The F class alarms relate to the Triple 7 video type of machine only When shown on the display these alarms range from F1 F10 with Bacta co...

Page 32: ...rness and USB connectors which plug into headers on the board under test When a board is connected to a test jig and power is applied all board outputs are exercised All inputs are polled so any chang...

Page 33: ...sor The MPU6 is provided with its own internal test routine software to work specifically with the test panel to enable a functionality test The kit is shown in the image below with the main component...

Page 34: ...the USB A and B Ports 2 Connect the D type test board to the Stake Jackpot Percentage and Dataport connectors 3 Connect the red Barbus power harness between the power supply and the MPU6 Barbus conne...

Page 35: ...bootstrap program then select the enter button The file will now be read before going into the Erase programming routines before finally the file has been verified When this is complete the user is t...

Page 36: ...cribe the failure event 3 5 11 Individual Test To select individual tests scroll through the menu to run each individual tests on the MPU6 The OPTIONS menu allows loop back mode is turned on a test is...

Page 37: ...nals and indicates IRQ PASS or IRQ FAIL for a pass or fail 3 5 16 TEST DREQS This test tests the DREQ signals and indicates DREQS PASS or DREQ FAIL for a pass or fail 3 5 17 TEST STROBES This test tes...

Page 38: ...etention circuit When the test is entered the display says FILLING MEMORY If there are no faults then the display will indicate CYCLE POWER and the unit will now need to be powered down for 20 seconds...

Page 39: ...udio USB RAM Ram Retention test Switches Options Development use only The menu display will now step to options to offer the individual tests again If the down button is selected the display will indi...

Page 40: ...s used apart from the MPU6 unit are interchangeable with those of previous Barcrest Group MPU5 systems 4 1 General A distributed processing system is used in which the MUX5 E board and the REEL5 contr...

Page 41: ...umeric display Illuminated push buttons Lamps 7 Segment LED displays MUX5 E BOARD Mains input REEL5 CONTROL BOARD BARBUS WIN WIN WIN Supply Mode Power Supply 64 way I O Connector For Switches and Peri...

Page 42: ...extend the capabilities of the MPU6 system and includes an on board processor to directly control these devices under supervision of the MPU6 board The board is mounted on injection moulded stand off...

Page 43: ...d do not form part of the Barbus daisy chain To reduce the power supply currents flowing in the Barbus Current is therefore supplied to each module over two paths halving the supply currents on the bu...

Page 44: ...44 Fig 2 Barbus interconnection and addressing PIN LONG PIN KEY WAY 11 Barbus Interface MPU6 SLAVES 0V 34V 12V COMMS COMMS 24V 12V 1 11 1 11 1 11 1 11 1 11 1 11 1 11 1 11 1 11 11 1 1...

Page 45: ...body of the housing rather than to the cap 4 6 2 Connector orientation Correct orientation of the connectors is clearly determined by physical constraints and polarising key location so the cable har...

Page 46: ...onnector Blue Wires Green Wires To MUX5 MUX5E Board Other Lampholders Rear View of a Typical Lampholder Diode Within Lampholder Other Lampholders To Other Lamp Selects To Other Lamp Drives Blue Wires...

Page 47: ...on the MPU6 to interface to the machine The SEC interfaces to the host machine using secure protocol to reduce the risk of tampering 4 7 2 Information Display The host machine controls the display an...

Page 48: ...om machine to machine and between machines of different types such as Category C D B4 B3 and B2 including overseas machines Refer to the appropriate Machine Manual for details 4 8 Switch Mode Power Su...

Page 49: ...out port Vend bus 12V dc Supply for 5V regulators for reel stepper motors Dataport Alpha displays Meters and Coins mech 12V dc Dataport and Sound 24V dc Supply for 24V dc for Hoppers Figure 4 Switch M...

Page 50: ...having 48 steps and of a type identical to those used on the MPU5 reel assembly The stepper motor consists of two stators each with twelve pole pairs and each with a toroidal winding to two coils and...

Page 51: ...the motor correctly on the frame 4 9 5 Motor alignment Motor to frame alignment can be checked as follows Put the machine into Self Test mode as described in Sect 2 3 2 The reels will revolve and com...

Page 52: ...way I D C connector 4 9 8 Symbol illumination MPU5 reel assemblies have the ability to back illuminate the symbols independently on above and below the payline This is achieved by three or more lamps...

Page 53: ...Set up alarm On initialisation the MPU5 processor requires the CPU on the REEL5 control board to spin the reels at least two revolutions to synchronise the cpu counters and to ensure that each reel h...

Page 54: ...tampering The MPU6 board which has the ability to sense whether the meters are correctly connected This facility may be programmed to give an alarm condition and prevent operation of the machine if f...

Page 55: ...The 5V line is protected by a crowbar circuit in case a faulty voltage regulator should attempt to place an excessively high voltage on the line in which case the crowbar operates to blow the fuse an...

Page 56: ...als and strobes for the various interfaces and accepts a Lamp Sense input from the lamp driver circuits 4 17 Lamp drives The lamp drive interfaces are the same as the MPU5 interface described in Sect...

Page 57: ...8 8 16 LIT BUTTONS 64 LAMPS 8 7 SEG DISPLAYS Lamp Current Sense 3 Z86C61 SCM ALPHA 12 V 0V 8 Low Side Selects 17 WAY 0V RS485 11 WAY 2 5V Reg 12V 5V Addr1 0V 34V 12V Addr0 0V BARBUS 0 1 8 8 Latched Op...

Page 58: ...29 The diode in the switch input line protects the transistor against 34V which might appear on the line under certain fault conditions Select line BLUE Select lines From cpu To current sensing circui...

Page 59: ...connector at the factory may be any of those shown in Fig 2 The address links which are fitted are machine specific and are shown in the relevant Machine Manual The 5V used for board addressing is tap...

Page 60: ...al operation In the event of a fault then one of the following LED Codes will help to diagnose the fault on the PCB The enable transistors are tested If they fail the status LED flashes 3 Red 1 Green...

Page 61: ...glows red If the Status LED is off there is no communication with the MPU5 board Check the 12V fuse if the fuse is serviceable switch the machine off and on and check that the power up sequence is ob...

Page 62: ...symbols and an OPTO interface receives a reel marker pulse enabling the cpu to determine the reel position at any time An additional STROBE interface can provide strobe signals which may be used by c...

Page 63: ...e Barbus serial link The REEL5 CPU produces a 4 bit pattern of pulses from the relevant parallel port these pulses are amplified by current drivers and are output to the reel motor to drive the reel t...

Page 64: ...ig 33 is similar to that on the MUX5 board and functions as described in Sect 3 1 2 However the series diode for each lamp is located on the REEL5 board and the drive inputs for the three lamps on eac...

Page 65: ...rce once per revolution of the reel to produce a low pulse from the transistor emitter The OPTO PCB is interfaced to the REEL5 board via a red 15 way connector having a keyway at pin position 9 The ma...

Page 66: ...ons A bi colour STATUS red green LED is located midway between the REEL4 and LAMP4 connectors The LED functions exactly as described in Sect 4 3 7 for the MUX5 E board 4 24 8 troubleshooting This sect...

Page 67: ...es On board polyfuses are provided for the 12V 24V 12V and 34V supplies to protect the MPU6 circuit 4 24 11 Status LEDs For each of the 12V 12V 24V and 34V board supply rails a green LED glows to show...

Page 68: ...fted below where fitted before removing the MPU6 unit from the machine USB A Connector USB B Connector Barbus Connector SP DIF connector 64 way I O connector by releasing the connector using the tabs...

Page 69: ...eaker Right Negative 4 Speaker Right Positive 5 2 2 Switch Connections First MPU6 Horizon only Pin Function 9 Top door Switch 10 Bottom Door Switch 11 Hopper Dump Switch 12 Refill Switch 13 Switch Com...

Page 70: ...X 59 TX 63 12V 5 2 6 Coin Mech Pin Function 6 13V 19 Ground 45 CCtalk 5 2 7 Meters Pin Function 8 13V 16 Ground 34 Meter Reset 35 Data Out 39 Meter Sense 60 Meter CLK 5 2 8 Dallas Key Triple 7 only Pi...

Page 71: ...is fitted with an IButton cell that stores the machines configuration information that includes the following Hopper Balance IButton Information Option Switch Settings 5 2 12 MPU6 Ident IButton Cell...

Page 72: ...board headers by exerting a firm pull Identity Cap colour No of pins LAMPS 1 Green 17 LAMPS 2 Green 17 LAMPS 3 Blue 17 LAMPS 4 MUX5E Only Red 17 LEDS Yellow 17 BUTTONS Brown 13 ALPHA Black 7 BARBUS Re...

Page 73: ...73 Fig 37 MUX5 board connector layout...

Page 74: ...74 Fig 38 MUX5E board connector layout STATUS GREEN GREEN BLUE BROWN LAMPS1 LAMPS2 LAMPS3 BUTTONS ALPHA BLACK RED LAMPS4 BARBUS RED YELLOW LEDS...

Page 75: ...ion 1 LAMP_HIGH_8 Drive line 10 LOW_SIDE_0 Select line 2 LAMP_HIGH_9 11 LOW_SIDE_1 3 LAMP_HIGH_10 12 LOW_SIDE_2 4 LAMP_HIGH_11 13 LOW_SIDE_3 5 LAMP_HIGH_12 14 LOW_SIDE_4 6 LAMP_HIGH_13 15 LOW_SIDE_5 7...

Page 76: ...nction Pin Signal Function 1 BUT_SW_0 Switch I P 8 LOW_SIDE_5 Select line 2 BUT_SW_1 9 LOW_SIDE_6 3 LOW_SIDE_0 Select line 10 LOW_SIDE_7 4 LOW_SIDE_1 11 Keyway 5 LOW_SIDE_2 12 LAMP_HIGH_0 Lamp drive 6...

Page 77: ...nnect the following free connectors from the board headers by exerting a firm pull Identity Cap colour No of pins BARBUS Red 11 REEL1 Red 7 OPTO1 Green 5 LAMP1 Blue 7 REEL2 Red 7 OPTO2 Green 5 LAMP2 B...

Page 78: ...nector locations The location of all connectors on the REEL5 control board is shown in Fig 39 Fig 39 REEL5 control board connector layout R E E L 1 R E E L 2 R E E L 3 R E E L 4 R E E L 5 B A R B U S...

Page 79: ...3 LOW2 10 REELn 1 2 LOW3 9 Keyway 1 HIGHn Lamp Driver 8 HIGHn Lamp Driver n 1 to 5 for reels 1 to 5 respectively STROBE connector Pin Signal Function Pin Signal Function 1 STROBE1 4 12V 2 STROBE2 5 5V...

Page 80: ...ure it to the base of the cabinet Slide the unit towards the front of the cabinet and disengage it from the locating component under the PSU base then lift the unit out from the cabinet 5 5 2 Refittin...

Page 81: ...g through the motor shaft then press the reel into position Using the circlip and plain washer secure the reel drum to the motor shaft 5 6 4 Removing a lamp holder Remove the reel drum as described in...

Page 82: ...moval procedure then gently press the lampholder into its aperture until it snaps into position 5 6 8 Opto replacement 5 6 8 1 Removing the opto Remove the reel drum as described in Sect 5 6 2 Note th...

Page 83: ...lamp holder into the light box by using firm pressure until it snaps into place 5 7 2 Lamp Holder Removal and Replacement Withdraw the lamp holder and remove the lamp Note the position of the green a...

Page 84: ...coin mech unit and the IButton is secured onto a length of chain to the rear of the cabinet to ensure that it does not get lost To top the hopper up offer the IButton to the receptor in door open mode...

Page 85: ...navigate through each IButton storage position RH3 Displays the IButton key serial number stored to that storage position RH4 By holding down for 5 seconds clears the key registered to that storage p...

Page 86: ...RH2 button The alpha display will now show KEY 1 ID STORED It is now necessary to clear the current IButton Key ID that is stored by pressing and holding the RH4 button for 5 seconds at this point th...

Page 87: ...I serial hopper as used on all previous MPU5 Horizon products Fig 47 Dual hopper Shelf Assembly 7 1 1 Hopper Assembly Removal Figure 48 shows how the serial hopper assembly is removed for routine main...

Page 88: ...d 50 below Fig 49 Fig 50 Unclip the remaining two clips from the rear of the hopper as indicted in figure 51 below and then lift away the top half of the hopper assembly to gain access to the hopper e...

Page 89: ...to allow removal of the hopper from the housing In Figure 53 the sides of the hopper are prised apart with the thumbs pushing away from the centre as indicated The hopper bowl can now be removed along...

Page 90: ...the position of the rotary dial and switches 1 and 2 Turn the rotary dial to position B and set switch 1 to up and 2 to the down position Press the program button until the LED turns red then release...

Page 91: ...ing the bottom outwards and slide the top out from the machine 7 2 4 Refitting Slide the top of the coin mechanism into position in the machine with the groove on the mechanism fitting the tongue on t...

Page 92: ...d the MPU6 LCD display will now indicate the boot version installed then it will read and display the first game available on the USB stick 3 If the required game is not displayed on the LCD display t...

Page 93: ...anually then enter test 16 using the function buttons listed above Please see section 2 11 for the button deck format To comply with the regulations enforced on the 1st of September 2007 it is necessa...

Reviews: