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SP2X Service Manual - Black Magic Amplifiers

1. 8 Description of jionu 9 Dpar 9 Sine WaYe zu la 10 CHAPTER 3 DISASSEMBLY ASSEMBLY 11 Introduction Cables AA 11 2 a aaa TORIA 12 Removing the Top Enclosure sese nnne intente tenent tnnt 14 Replacing the Top Enclosure tete ones esese sese ses esese 16 Closing 2 COH MEa Removing the Connector Board sa S Su a ESEE an tentent nennen nennen Removing the Front Panel Removing the Mod Wheel Assembly Replacing the Mod Wheel Assembly SP2X Keyboard Assembly nsan M 22 22 Removing the SP2X Keyboard 22 Replacing the SP2X Keyboard Assembly 23 CHAPTER 4 TROUBLESHOOTING JAANE 24 Cables Connectors ted eerte eese 24 Boogt Block Entering the Boot Block eee ten
2. mimmmmmmmmmmm i 94 em es C212 0 1uF O 1uF Jo To O luF VCC25M C148 C149 D tuF 500 OHM 100MHz VCC18M 226 157 Ta amt 219 lo C216 en one mm 222 10uF ot O tuF ES 18 ISO 600 100MHz 227 C154 0162 1 uF 0 0 1uF tuf niu o1uF rro VDDAN 10 0 1uF SP2 BOM Engine REV3 VER3 Young Chang R amp D Institute 1432 Main St Waltham 02451 USA Copy right 2004 Y oung Chang Co Ltd Reproduction without the express written consent of Young Chang Co Ltd is prohibited tle SP2 ENGINE BOARD ASSEMBLY MARA Sze Document Number ay YG LIM Doc RAVI Date Friday February 23 2007 Shea 3 or 1 48 23 FRI 2007 Do not install U18 in SP2X ROM D 15 45 ROM D 11 2 8 5 ROM D 8 HE ROM B 7 A WE EVN Baa SP ROM 1 FLASH 167 C168 0 1uF 0 1uF VCC33 VCC33 lt OE L ROM BHE D15 A 1 D14 D13 D12 3 Dad Ha RMD S pa L2 ROM 03 71 4a ROM D A 23 FRI 2007 Do not install J
3. 642048 N061007144 IC LOGIC 74VHC14 SOP14 150 EA 1 938 N061011008 IC LOGIC 74 08 SOP14 150 EA 1 1039 N062004905 IC IF UART ST16C550 W FIFO PLCC44P EA 1 u23 N062004923 IC DAC DEB EA 1 1028 N062005704 IC GAL 16V8A 15QJ SMT PLCC20 EA 1 u26 N062100410 IC MEM SRAM 256 16 5515 TSOP44 400 LOW PWR EA 1 03 N062100419 IC MEM DDR SDRAM 2 16 4 MT46V8M16TG MICRON EA 1 1011 N064003403 IC REG ADJ LM1117SX ADJ TO 263 EA 2 U55 U56 N061008025 IC REG 2 5V FIXED LP29921M5 2 5 EA 1 057 N064003511 IC ANA OPAMP Hah maa DE BIP EA 2 U27 U30 IC ANA OPAMP IC ANA OPAMP NJM4580M EA 2 027 030 N083017801 IC MASKROM MR27V128000J SP2 830178 001 EA 1 047 N053000712 DIODE SHTKY SIG 5NS LO C S 540 SOT 23 EA 2 102 011 N062001301 MCU 68331CPV25 MOTOROLA EA 1 ut N062005532 IC FLASH MEMORY AM29F160D AMD EA 1 04 N266000420 IC ASIC VLSI MARA anag EA 1 046 N062001400 IC USB FUNCTION GENERAL PURPOSE PHIUSBD12 TSSOP28 EA 1 048 38 Part List Connector Board Pitch and Mod Assembly N012300063 Part No Item Description Location 012300063 ASSY PITCH amp MOD WHEEL SP2 013040122 CABLE POT TO WHEEL BD 3PIN 26 AWG 4 SP2 N033123001 FAB PCB PITCH amp MOD WHEEL PC2 PC1SE N041030004 Header 1 SP 4PIN 22 27 2041 PC1SE N041034005 HEADER 098 SP 22 03 5055 YDP RE11
4. 2 Q4 o5 Q7 S MMBT2907L MMBT2907L MMBT2907L MMBT2907L MMBT2907L MMBT2807L D a gt gt as 96 3 Qr k ag 912 MMET2222 RB 33 MMBT2222 R10 10K A cus 41 8 pa MMBT2222 c 5 0 Exec R13 10K F G s DO R14 10K ms SND830ASR 215 33 MMBT2222 DB anm RI7 33 MMBT2222 470uF 6V ai7 MMBT2222 O18 MMBT2222 FRONT PANEL o B B vcc vec sw FXA Pmi cs 0 147 0 147 0 142 45VREF SW8 GLOBAL R31 VOLUME SLIDER SLIDER A A Young Chang R amp D Institute 1432 Main St Waltham MA 02451 USA Copyright 2004 Young Chang Co Ltd Reproduction without the express written consent of Young Chang Ltd is prohibitd ile SP2FRONT BOARD ASSEMBLY FRONT PANEL LEFT Size B Document Number Custbm YG LIM Doc a 55 COL2 D30 BUTTON 4 E j E pis X QACCI D18 _5 1 016 032 BUTTON 6 kan 7 MA 8 x BUTTON 9 033 GROUP 7 D31 DRUM 8 FRONT PANEL E ud 14 RYTHM SWI8 BUTTON 1 SW22 BUTTON 2 SW26 BUTTON 4 SW30 BUTTON 4 DRUM SW10 EDIT SW32 BUTTON 8 SW33 GROUP Young Chang R amp D Institute 1432 Main St Waltham MA 02451 USA Copyright 2004 Young Chang Co Ltd Reproduction without the express written consent of Young Chang Co Ltd is prohibitgd SP2FRONT BOARD ASSEMBLY FRONT PANEL RIGHT Size B Document Number F Cust
5. IE C38 C40 C41 41 Part List Connector Board N053000703 DIODE GP SMT 1 SIA S 1N4001 6 00x3 00mm 1 017 N053000802 DIODE SWITCH 1N4148 SMT DL 35 5 D1 D2 D3 D5 D18 N053020101 DIODE 1N4002 1A 5 D11 D12 D14 D15 D19 054000802 TRANSISTOR MMBT2222L SOT 23 EA 2 05 010 054002906 TRANSISTOR MMBT2907L SOT 23 5 01 06 07 08 09 N055001505 IND FE BD 2 5 TURN SMT 4 L1 L2 L3 L4 N059010081 CRYSTAL 6 144Mhz Qr E TOF 900pm SMI 1 Y1 N061010302 IC LOGIC 74HCU04 SOP14 1 U5 N061014002 IC LOGIC 74HC4051 SOP16 200 1 U6 N061014003 IC LOGIC MC74HC541DW 5 20 1 U2 N063002302 IC OPT COUPLER PC410 SOP6 170 SECOND SOURCE EA 1 U3 064003508 IC ANA OPAMP DL LO NOI NE5532A SOP8 160 1 011 064010804 IC LINEAR 12 LM79L12 SOP8 EA 1 U9 N262100701 M38869 FFAGP FLASH MEMORY 1 U12 42 Part List Front Panel Board Front Panel Board N012131901 012131901 ASSY PCB LEFT PANEL DIP SP2 EA 1 N035026160 LARGE BUTTON NO LED 3 035026161 LARGE BUTTON W LED PC3 EA 6 035023601 LED SPACER LH 3 6 EA 3 D1 D2 D3 041030511 HEADER 098 SP 7P 22 03 5075 EA 1 J3 041031220 HEA
6. 051101708 RES CF 560 5 1 8W 1206 EA 4 R16 R17 R18 R19 051101714 RES MF 1100 596 1 8W 1206 8 R14 R15 R21 R22 R24 R25 R41 R48 051101718 RES 2200 5 1 8W 1206 EA 4 R23 R26 R58 R59 051101724 RES 4700 5 1 8W 1206 EA 2 R62 R70 N051101730 RES CF 1 0KQ 5 1 8W 1206 EA 2 R60 R83 051101734 RES TF 1 5KQ 5 1 8W 1206 EA 1 R72 051101738 RES CF 2 2 5 1 8W 1206 1 R27 051120030 RES CF 596 1 8W 1206 EA 2 R68 R69 051101721 RES 2700 5 1 8W 1206 EA 1 R20 051120056 RES CF 5 6KQ 5 1 8W 1206 EA 2 R63 R67 N051101757 RES 10K 596 1 8W 1206 EA 14 R2 R6 R11 R13 R28 R30 R32 R37 R46 R57 051101780 RES CF 100KQ 596 1 8W 1206 1 R56 051101790 RES 1 0 596 1 8W 1206 EA 5 R1 R10 R29 R73 R99 051125201 RES CF 2000 1 1 4W 1210 4 R75 R76 R81 R82 051103151 RES CF 15K 1 1 8W 1206 EA 8 R61 R64 R66 R71 R74 R77 R79 R80 051101747 RES 4 7MQ 5 1 8W 1206 1 R36 051101705 RES 4 7 5 1206 1 R85 051100010 RES NET QUAD ISO EA 5 RN1 RN2 RN4 RN9 RN10 3 2mmX1 6mm 051100011 RES NET QUAD ISO qp 2 8 RN3 RN5 RN6 RN7 RN8 RN11 RN12 RN13 052007033 33pF 50V 596 NPO 1206 EA C5 C6 052007401 CAP CER NPO 100pF 50V 5961206 EA C39 C43 052007402 CAP CER 1000PF X7R 1206 EA 19 052007503 X7R 0 1UF 50V 10 1206 ER
7. A13 DO13 D6 ATA A12 DQ12 D5 A11 DO11 D4 12 A10 DQ10 B D1 A7 DO7 DO H CA09 A6 Doe RIZ 5 5 PF7ARQ A7 07 A4 DO4 44 06 6 CAOS A3 DQ3 5 5 A2 002 PF4 R A4 DO1 AO A2 E RESET BYTE PFO MODCLK RY BY SYN 2 POSO MISO NC gt ACDCS 4 47 POS1 MOSI FC2 CS5 gt gt NC PQS2 SCK 1 54 AVHCO8 53 50 5 FCO CS3 29 160 FLASH ROM READY POSA PCS1 cs2 55 52 BGACK CS2 14 vcc 2 POS6 PCS3 BG CS1 14 o1 O BR CSO MMBT3904 R5 186 140 __ BOOTCS 42 RXD CSBOOT AFETCH IFETCHIDSI m BOOT SELECT BKPT DSCLK PQS7 TXD IPIPE DSO PAI PAI PGP7AC4 0C5 FREEZE QUOT FREEZE PGP6 0C4 PGP5 0C3 0C1 PGP4 0C2 0C1 PWMB O PGP3 OC1 PWMA PGP2AC3 2 PGP1AC2 TINERG E 1 CLKOUT XTAL VDDSYN EXTAL XFC 24 576 2 vcc VCC 0 1uF 0 1uF 0 1uF 0 1uF MC68331 0 1uF 0 1uF 0 1uF 23 FRI 2007 Do not install following parts for SP2X U5 R8 R10 R11 74VHC14 MTXD gt C5 C130 C131 43 L1 AFETCH 4 4 7 Young Chang R amp D Institute 1432 Main St SMT2 5T U38E Waltham MA 02451 USA Copy
8. Keyboard When a keyboard key is pressed the key s musical pitch should be shown in the display The first character should be the note name The second character should be blank for white keys or a high o sharp sign for black keys The third character should be the octave number from 0 to 8 Thus Middle C will be shown as C 4 Besides the key name the 3 decimal points in the display reveal important information about the rubber switches under the key being pressed When the key is pressed partially the left decimal point will indicate that the first rubber switch and made contact When the key is pressed fu rther the middle decimal point indicates that the key is pressed further the middle decimal points indicates that the second rubber switch has also made contact Thus when a key is pressed slowly the following sequence should be observed exactly 0 Blank Display gt Correct Key name and left decimal point gt Correctly Key name and left and center decimal points If the correct key name and only the center decimal point lights then there is a defect associated with the first switch If all 3 decimal points light then either more than one key is processing at once or there is a short circuit in the connecting or on the connector Switch Pedals If a single switch pedal is plugged into the SW jack it should case response in display For Kurzweil pedals pressing the pedal should cause S1C to be dis
9. Power Switch Rocker switch to turn the power on and off Power Connector DC jack to attach the Kurzweil 9VAC power adapter Headphones Standard 1 4 jack to connect headphones Audio Outs Balanced 1 4 left and right audio output jacks to connect to an amplifier mixer or sound system Switch Pedal SW Pedal One 1 4 jacks to connect switch pedals that can be assigned to control operations such as sustain sostenuto etc use 1 4 tip sleeve Continuous Control Pedal CC Pedal One 1 4 jacks to connect pedals that can be assigned to control operations such as volume expression etc use 10KO linear taper potentiometer 1 4 tip ring sleeve MIDI Ports In Thru Out and Out ports to connect the SP2X to other MIDI devices to receive pass and send MIDI data USB Port Transmit receive MIDI messages over USB with host system typically PC SP2X Front Panel SP2X Front Panel Figure 1 2 is an illustration of the front panel for the SP2X Enlargements of sections of this illustration follow as well as a brief description of the front panel features 3x7 segment Effects Display Master Vei me Performance Effects Sound Se ect Data Entry Ware Qpe ung ed kanya Crus Dum ur wataran Se ec Wen Maronem m on P CA panga um Master Knobs amp Zone Selects Program Setu
10. 1 Follow the procedure described on page 19 to remove the Connector Board 2 Following Steps 4 and 5 disconnect the cables listed in Table 4 3 Top Enclosure Ref Name Cable Type Destination 44 Bridge flat ribbon Front Board 45 Bridge flat ribbon Front Board Table 4 3 Front Panel Board cables 3 Remove the cable locking clip and disconnect the flat ribbon cable at J4 on the Front Panel Board Be sure to set the cable locking clip safely aside so that you can install it when you reconnect the cable 4 Remove the eighteen screws that secure the three PC board clamps 5 Remove slider volume handle and 4 control knob handles also 6 Lift the Front Panel Board up from the top enclosure Caution Each switch button cap uses a set of small pegs to mount the cap to the Front Panel N Board The button caps are mounted individually or in clusters If a cap becomes separated a from the board be careful that a peg is not inadvertently broken Replacing the Front Panel Board 1 Position the Front Panel Board onto the top enclosure then raise the top enclosure up slightly to verify that the volume slider and switch button caps are correctly positioned through their openings in the top enclosure 2 Align the center screw holes of the three hole groupings on the front panel edge of the board with the thread marks in the extrusion and install the two screws that secure the front panel edge See Fi
11. is prohibjte Title SP2 ENGINE BOARD ASSEMBLY POWER CLOCK PLL Size Document Number YG LIM Doc Date Friday February 23 2007 Sheet 6 of 6 5 I 4 3 2 1 51 RESET 03 RESET 02 VBAT 000pF 02 EXPDL1 02 RIBN SLDR 02 FTSW2 02 000pF 02 FTSW1 02 02 021 02 02 02 1000pF 0 1uF PWRUPRST 03 INTMIDIRXD 02 M38869 FLASH U12 BUSY P 47 P 36 SCLK P 46 TXD P 45 AIN SDA RXD P 44 AIN 6 AIN 5 AIN 4 AIN 3 AIN 2 AIN 1 P 17 AIN O P 16 IRO 02 10PIN 2ROW 2mmsP P 15 P 77 P 14 P 76 P 13 P 75 P 12 P 74 P 11 P 73 P 10 P 72 P 71 P 07 P 70 XOUT XIN _ VREF 0 PORTS6 vss PORTSO MODE A PP 5 lt 14 PORTS N PORTS N PORTS N FRONT PANEL DECOUPLING FOR 74HC541 c9 0 1uF INTMIDI TxD TOUCHSENS MUXA2 MUXA1 PORT57 FATAR 88 TREBLE J2 PORT52 PORT51 PORT50 A Ca 3333 E o o OPT1 2 OPT3 KEYBOARD SELECTOR DECOUPLING FOR 37451 c10 0 1uF vec VCC 10K RN10 FATAR 88 BASS 1000pF Young Chang R amp D Institute 1432 Main St Waltham MA 02451 USA Copyright 2004 Young Chang Co Ltd Title SP2 IO BOARD ASSEMBLY 38869 INTERFA
12. 23 2007 Sheet 2 of 6 5 4 3 2 1 47 CAM 16 1 Saa JIII gt gt ROM_A 26 0 B88888888SSSSBSSSSSBSBSBESSSSSSESSSSSSSSSSSSSSSSSSSSSESESSSSSSS 88888888888888888 88888888555555555555555555555555 SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS SSSSSSSSSSSSSSSSS 55555555555555555555555555555555 MARA 046 D I5 0 CDM 15 0 gt ROM DAGA EVE P Ra ROM OELD 15 control MDSACK1 gt standard audio SD OUT 7 SD OUT 6 50700775 5 27 SD OUT 2 32 DDR BA DACDATA lt lt DDR BA 0 SD_IN 7 SDN DING DINA SOIN SIN SD IN 1 IBS OUT MARA lt lt Paci hi speed audio ici SMOOCH QUT 3 yas o DDR DOS 2 gt gt DDR_Dos_2 iod SMOOCH OUT O DOR pase paso 9225 pi SMOOCH IN 1 DDR WE L DDRCWE S SMOOCH IN D dalas 10K T EE DR gt gt ck E T gt gt DDR VREF 1 6 R78 7 PE za 40K CLK12286MHZ9 MRESET gt 22292929992999992929929299992922909999222920909902020 029090020092900200229200020 2999999999992 2992 TEST MODE VCC33M VCC25M VCC25 ISO VCC18 150 VCC33M e C213 pag P ses am as aa sar ae sna C186 C184 C185 10uF eur O1uF otu our pr Ter I Ei
13. 3mm diameter Needle nose pliers Small blunt end tool O Tip toothpick etc Foam block 11 SP2X Disassembly Assembl Removing the Top Enclosure Opening the SP2X SP2X Bottom Refer to Figure 4 1 Arrows indicate the locations of the enclosure support wall endcap and bottom rear panel screws Keyboard g 9 8 5 Bottom Rear Panel Screws Rear Panel Figure 4 1 SP2X bottom enclosure AN N Caution Do not remove the endcap or bottom rear panel screws at this point of the procedure 1 Place the unit flat on your work surface 2 Tilt the SP2X up and move the unit so that the rear panel portion of the unit hangs over the edge of your work surface This gives you access to the fourteen screws that secure the bottom rear panel portion of the top enclosure to the bottom enclosure Remove the fourteen screws af a 1 N gt N Ne S SOS Figure 4 2 SP2X remove bottom rear panel screw 12 SP2X Disassembly Assembl Removing the Top Enclosure 3 Refer to Figure 4 3 remove bottom rear cover a SSS N Figure 4 3 SP2X remove bottom rear panel 4 Refer Figure 4 4 remove 6 keyslip locking screws cc
14. 4 035020640 LED WINDOWS SP2 EA 1 032036570 ENCLOSURE BOTTOM REAR SP2 EA 1 032036571 KEYSLIP 5 2 1 Part List Engine Board Engine Board N012131702 Part No Item Description Unit Q ty Location 034010184 LABEL SERIAL NUMBER SOUND SP2 EA 1 035040105 BATTERY COINCELL 3V 195mah CR2032 TOSHIBA EA 1 012131701 ASSY ENGINE DIP SP2 EA 1 035040201 BATTERY HOLLDER TOSHIBA BV 32 PC 88 EA 1 J13 041010302 JUMPER 0 1 SP 2 5 JUMPER CAP EA 2 J2 J16 041030002 HEADER 1 SP SGL ROW 2 22 03 2021 EA 1 J16 041030003 PIN 3 Pos EA 2 J2 14 041030150 HEADER DUAL 0 1 SQR 50POS DIGIKEY S2012 50 ND EA 1 J1 041034004 HEADER 0 098 SP 4 22 03 5045 EA 1 J10 041034005 HEADER 098 SP 5P 22 03 5055 EA 1 J9 041034008 HEADER 098 SP 22 03 5085 EA 1 J6 041034010 HEADER 098 SP 10 22 03 5105 EA 1 055004301 FILTER DUAL 470 1 T2 051102103 RELAY 5V DPDT G6H 2 DC5 EA 2 RY1 RY2 N064003502 IC LINEAR 5V LM78M05 500mA 220 EA 1 29 012131700 ASSY ENGINE SMD SP2 EA 1 N033131700 TAR POR ENGINE 4LAYER 190mm x SP2 EA 051064004 RES TF 470 5 1 16W 0603 EA 1 R68 052064010 RES TF 1000 5 1 16W 0603 EA 2 R19 R32 051064012 RES TF 1210 1 1 16W 0603 EA 2 R111 R112 051064022 RES CF 2200 596 1 16W 0603 EA 1 R22 051064025 RES
15. N035026164 LARGE BUTTON W LED 4 Gang lt 5 gt SET 1 N035026165 LARGE BUTTON W LED 4 Gang lt 0 CANCEL ENTER gt SET 1 N041030326 HEADER 1 SP DUAL ROW 26P 057 026 153 EA 1 05 012132000 ASSY PCB RIGHT PANEL SMD SP2 EA 1 43 Part List Front Panel Board FAB PCB RIGHT 2LAYER 265mm x N033132000 5 2 1 90 043010211 SWITCH 160gf BLUE GRAY SAMWON TSM155JK EA 24 SW10 SW33 045010902 SMT RED WATER CEEAR 120 KINGBRIGHT AP3216SURCK EA 22 D10 D15 D16 D32 degree view 1206 N045010912 LED SMT RED GREEN WATER KINGBRIGHT AA2734SRSGC EA 2 014 033 CLEAR 44 Chapter 7 Schematics Description Page No Engine Board Microprocessor Interface page 47 Engine Board DRAM Level Shifter page 48 Engine Board MARA page 49 Engine Board Sound ROM USB Uart Bridge page 50 Engine Board DAC page 51 Engine Board Power Clock page 52 Connector Board 38869 Interface page 53 Connector Board MIDI Pedal USB page 54 Connector Board Power Reset Headphone page 55 Front Board Front Board Left page 56 Front Board Front Board Right page 57 BUVDD gt gt 4 c2 c3 PE2 AVEC OSACK1 xnl 10uF 0 1uF BERR RESET 20 BERR MALI HALT 74 14 O D15 E D14 012 18 Vss 20 E Emm A ov D9 nd A15 DO15 A 1 D8 f CA16 A14 0014 D7 SH CATS
16. bottom enclosure 21 SP2X Disassembly Assembly Removing the Keyboard Assembly SP2X Keyboard Assembly Removing the SP2X Keyboard Assembly The following procedure assumes that the SP2X is open and that you have followed the instructions to remove the top enclosure 1 The keyboard is secured to the bottom enclosure using nine screws Refer to Figure 4 11 for the position of the screws Arrows identify the locations of the nine screws 2 Tilt the SP2X up and remove five keyboard rear screws then lay the SP2X flat on your work surface 3 Move the SP2X forward so that the front hangs over the edge of your work surface to access the remaining screws and remove the five keyboard front screws 4 Remove the four Mod Wheel screws and washers At this point the keyboard is loose in the bottom enclosure but it has cables connected to the Mod Wheel Assembly and the Connector Board Figure 4 106 SP2X 88 note keyboard bottom 5 Slide the SP2X back onto your work surface I 6 Place the Mod Wheel Assembly its position on the bottom enclosure 7 Remove the cable locking clips and disconnect the flat ribbon cables from locations J2 and J3 on the Connector Board 22 SP2X Disassembly Assembl Removing the SP2X Keyboard Assembly 8 Remove the Keyboard Assembly Replacing the SP2X Keyboard Assembly 20 1 Place the keyboard on the bottom enclosure Be sure that the flat ribbon cables from the keyb
17. 0 PC1SE N051100118 RES CF EP EG20 YDP2000N PC1SE 2200 5 1 8W N051100132 RES CF YDP EP EG20 YDP2000N PC1SE 1 5 1 8W 051100310 RES YDP2000N 1 0 1 1 8W 051100316 RES MF 1 5 1 1 8W 051100336 RES MF 4 99 kQ 1 1 8W 051100354 5 20 10 0 kQ 1 1 8W N051100379 RES MF EG20 110K 196 1 8W N051100439 RES MF 30 1 k2 196 1 8W N051100850 RES MF 2 49 1 1 8W 051101401 RES 100K 3 4 TURN EP PC1SE 051101410 RES 50K 3 4 TURM PC1SE N051102301 POT ROTARY 10K K2600 X NISINIHSHI IWDININ N SH HIDIN HIS AA dos a 052001204 CAP 250 EP EG20 YDP2000N AUF 50V 20 3AX 064001903 IC LINER OPAMP DIP8 TLC2272CP 092100402 Heat shrink 39 Part List Connector Board Connector Board N012131802 012131802 ASSY CONNECTOR BID inspection SP2 1 N012131801 ASSY CONNECTOR DIP SP2 1 025224506 TAPPING SCREW 2 BH 3 5 6 WHITE 4 032064803 EE UM HEAT SP2 EA 1 041021902 DC JACK ID 2 1mm OD 5 5mm EA 1 J12 N041030310 CONN MIDI JACK 3 GANG 51 5041 JALCO EA 1 05 N041033310 CONN USB FEMALE TYPE B RECEPTICLE 1 J19 N041031110 JA
18. 0uF 25v 2 c30 78M12 D13 0 1uF J9 rare pa 9VACLO C46 C45 ES 1000pF 1000pF a 1000uF 25v FE BEAD Big PAA 1N4002 219 1 400 vcc O 9 5V AC 2 0A 412 422 9VACHI c37 C38 10000uF 16V 100uF 16V 0 1uF C49 50 1000pF 1000 J13 GND JOIN R58 220 100pF R61 15K 196 C40 KI 0 1uF MMBT2907 a9 MMBT2907 R70 D17 R72 MMBT2222 1 1 5K J15 470 BUVDD c42 i KEY pa 4 ROUT 1M 1000uF 16V 114148 Lu on KSC2331 AUDIO OUT C44 R KA lt gt 1uF 200 1 13W 200 1 173W Rina oe 6 E5532 ra 18k 1 U11B R78 47 R80 15K 1 O 200 1 13W 12 1 1 3UV PWRUPRST U5F T4HCU04 POWERCONS Q5 MMBT2222 Q6 MMBT2907 R60 1K MMBT2907 R69 3K NGA R75 R76 R81 R82 HEADPHONES TIP Q12 KSC2331 LEFT MONO TIP RING RIGHT Young Chang R amp D Institute 1432 Main St Waltham MA 02451 USA Copyright 2004 Young Chang Co Ltd Reproduction without the express written consent of Young Co Ltd is prohibjte Title SP2 IO BOARD ASSEMBLY POWER RESET HEADPHONE Document Number YG LIM lt Doc gt RAV3 Date Wednesday April 18 2007 Sheet 3 of 3 1 54 5 4 3 2 1 Ut E
19. 12 J15 in SP2X ROM A 8 9 18 20 23 PE ROM D 8 9 n ROM D 10 OSA EVEN L ROM OE L ROM WE EVEN L ROM WE ODD L PC3 BASEO CS PC3 BASE1 CS ROM OPTION MASK ROM CS FLASH ROM CS 5554 74LCX139 85238 AIN SO 74LCX139 115 SMT2 5T RESET VOUT3 3 B a Byw hh wp R81 gan a CLKOUT XTAL1 XTAL2 PDIUSBD12 600 100MHz CLK 12 288MHZ PHRIPCS 8 ARTES RESET CLK 24 576MHZ 0 GND VCC SP2 BRIDGE 16V8 R32 SP2 BOM Engine REV3 VER3 Young Chang R amp D Institute 1432 Main St Waltham MA 02451 USA Copyright 2004 Young Chang Co Ltd Reproduction without the express written consent of Young Chang Co Ltd is prohibjtd Title SP2 ENGINE BOARD ASSEMBLY SOUND ROM UART USB BRIDGE By Document Number Rev YG LIM lt Doc gt RAV1 4 of 6 Date Friday February 23 2007 Sheet 1 49 10 7 1 R37 4 75K 1 4 75K 196 NJM4580 SO R38 4 75K 196 R39 4 75K 196 R40 AUDIO OUT 10 7K 196 ROUT LOUT LOUT MOSI lt lt gt 55 DACL R DAC DATA DACBCLK CLK 24 576MHZ RESET AOUTR CCLK AOUTR CSN AOUTL AOUTL SDTI vss BICK VDD MCLK DZFR PDN DZFL AK4382 R42 10 7K 1 4 75K 1 R44 4 75K 1 R46 10 7K 1 4 75K 1 R51 R58 4 75K 1 R59 475K1 R60 R61 10 7K 196 10 7K 196 10 7K 196 4 75K 1
20. 20PIN EA 4 022003726 CABLE CLAMP 26PIN EA 2 025224508 TAPPING SCREW 2 2 WHITE With EA 32 N025223307 TAPPING SCREW 2 BH 3 5X6 BLK EA 2 N025223410 TAPPING SCREW 2 BH 3X10 BLK EA 2 N025323408 MACHINE SCREW BH M4X8 BLK EA 13 N025323414 MACHINE SCREW BH M4X14 BLK EA 13 N025323422 MACHINE SCREW BH M4X25 BLK EA 6 N025328822 MACHINE SCREW BH 5X22 BLK With washer EA 9 N039000701 SLIDE VOLUME FELT 0 3TX12X70 EP YDP2000N PC1SE EA 1 N035027211 POWER CORD STRAIN RELIEF PC 88 EA 1 N039004322 Cable Mount Base DAMD 10 PC161 EA 2 N092100205 Magic Tape 65M 25X25 ROL 0 0009 N091020617 Production History Card SP76 88 88X EA 1 N013042304 CABLE KEYBOARD TREBLE 20P 500mm PC1 SP2 EA 1 Refere to Dwg C3 0285 N013042305 CABLE KEYBOARD BASS 20P 600mm SP2 EA 1 Refere to Dwg C3 0285 N013042902 CABLE FRONT PANEL LINK 26PIN 50mm SP2 EA 1 Refere to Dwg C3 0303 N013048403 CABLE FRONT TO CONNECTOR B D 20P 600mm SP2 EA 1 Refere to Dwg C3 0354 N0 13025065 CONNECTOR BIDE SP2 EA 1 Refere to Dwg C3 0322 013048005 CONNECTOR 5 2 1 Refere to Dwg C3 0350 N013048006 CER BATA IO COBNEGTORBID TOP SP2 EA 1 Refere to Dwg C3 0353 N013001524 po IES TORE Ea SP2 EA 1 Refere to Dwg C3 0207 013048207 CABLE WHEEL TO CONNECTOR B D 550mm SP2 EA 1 Refere to Dwg C3 0352 CABLE ENGINE TO CONNECTOR B D 4P 013037701 1100mm USB SP2 EA 1 N035026330 SLIDER KNOB RED PC3 SP2 EA 1 N035026331 VOLUME KNOB YELLOW SP2 EA
21. 96 4 75K 196 OUTMUTE R55 LL4148 LL4148 R50 4 75 1 2 2907 MMBT2222AL SP2 BOM Engine REV3 VER3 J9 Young Chang R amp D Institute 1432 Main St Waltham MA 02451 USA Copyright 2004 Young Chang Co Ltd Title SP2 ENGINE BOARD ASSEMBLY DAC YG LIM Date Friday February 23 2007 Reproduction without the express written consent of Young Chang Co Ltd is prohibita Document Number Doc Sheet 5 50 Place the oscilloscope power and ground test points below with approximately equal spacing around the board TP10 5 11 6 TP8 17 16 TEST TESTPOINT TESTPOINT TESTPOINT TESTPOINT TESTPOINT TESTPOINT TEST POINT 7 ecas 7 Wee C vccos 15 14 TP12 TEST POINT TEST POINT TEST POINT TEST POINT VCC33 use LM1117 ADJ uss LM1117 ADJ C201 100uF C204 100uF 25 5VANA c208 10uF manas LP2992 vcc vee vec c20 NC7SU04 BO NC7SUO4 T Filter 47p gt gt CLK 24 576MHZ x2 IMPORTANT C33 44 5760MHZ Keep trace as short as possible with no T s If possible keep distace 33pF 33pF between nodes equal SP2 BOM Engine REV3 VER3 A Young Chang R amp D Institute 1432 Main St Waltham MA 02451 USA Copyright 2004 Young Chang Co Ltd Reproduction without the express written consent of Young Chang Co Ltd
22. C75 C128 N052007801 CAP CER X7R 0 01UF 50V 1096 0603 EA 1 C207 2 4 8 14 19 21 51 54 56 60 62 65 67 052007825 X7R 0 1UF 50V 10 X7R 0603 EA 105 C68 C71 C73 C129 C164 C165 C168 C170 C172 C186 C188 C199 C206 C210 C212 C215 C225 NEW CAP CER X5R 10UF 10V 10 X5R 0805 EA 6 C213 C214 C226 C227 C228 C229 052901610 CAP ELECT GP 10uF 16V 20 SZB SMT EA 4 C1 C200 C202 C208 052901011 CAP ELECT GP 22uF 10V 20 SZC SMT EA 1 C164 N052901601 CAP ELECT GP 100uF 16V 20 SZC ZMT EA 2 C201 C204 N052901622 CAP ELECT GP 220UF 10V 20 SZE SMT EA 2 C17 C209 N053000703 DIODE RECT GP SMT 1A 1 S 1N4001 1206 EA 1 D7 N053000802 DIODE SWITCH 1N4148 SMT DL 35 EA 2 D6 D8 N054000102 TRANSISTOR MMBT3904 SOT 23 EA 1 Q1 N054000802 TRANSISTOR MMBT2222L SOT 23 EA 1 Q3 N054010101 TRANSISTOR MMBT2907 SOT 23 EA 1 Q2 N055001505 IND FE BD 2 5 TURN SMT EA 1 L3 N055001509 IND FE BD 500mA 600 OHM 100MHz 0805 EA 4 L14 L16 L17 L18 N059010062 XTL 24 576MHZ 50 FND 18PF SMT g A245K9Y EA 1 x2 N059010081 XTAL 6 0MHz FND PAR 50ppm SMT HC49 EA 1 X4 N061000910 IC LOGIC 75004 UNBUF INV SoP23 5 EA 2 U22 U24 N061007139 IC LOGIC 74LCX139 TSSOP16 EA 1 U9 IC DIG 74LCX2245 8 Bit BUS N061007142 IC LOGIC XCEIVER w OUTPUT RES SOIC20 EA 1 U15 300 37 Part List Engine Board IC DIG 74LCX162245 16 Bit BUS N061007143 IC LOGIC OU RES EAS
23. CE Size By A3 YG LIM Date Wednesday April 18 2007 Document Number lt Doc gt Sheet 1 of 3 1 Reproduction without the express written consent of Young Chang Co Ltd is prohibjte Rev RAV3 52 J5 MIDI 1000pF R23 16 O R24 110 R25 110 Jer C17 1000pF R26 220 c18 1000pF 5VREF Q1 MMBT2907 D2 LL4148 EXPRESSION PEDAL C23 C21 1000pF 1000pF 0 1uF vcc R37 10K FOOT SWITCH 1000pF J10 FTSW2 C25 1000pF LL4148 vcc O R20 270 LCD CONT USA USB THRU 4 OUT 74HCU04 74HCU04 SW KEY SPDT USC USD k bs MIDI 74HCU04 4 VCC USE C19 28 0 0 1uF 74HCU04 MIDI amp CPU R36 4 7M To Engine BD zx VBAT INTMIDITxD 01 INTMIDIRxD 01 4 7K 01 ARQ 01 0 098 USB TYPE B To ENGINE BD 10K 2 R31 MMBT2222 vcc LCD R33 1K VCC C20 SLIDER 4 To FRONT BD 74HC4051 A Young Chang R amp D Institute 1432 Main St Waltham MA 02451 USA Copyright 2004 Young Chang Co Ltd Reproduction without the express written consent of Young Chang Ltd is Title 5 2 IO BOARD ASSEMBLY MIDI PEDAL USB Document Number Rev YG LIM lt Doc gt RAV Date Wednesday April 18 2007 Sheet 2 of 3 3 2 1 53 L3 ej C27 D11 i pm OUT RERS 100
24. CK 1 4 STEREO BELTION BPJ BBB P8 5 J7 J10 J14 J16 J17 N041034002 HEADER 0 098 SP 2P 22 03 5025 EA 2 J9 J22 N041034004 HEADER 0 098 SP 4P 4P 22 03 5045 EA J20 N041034005 HEADER 098 SP 5P 22 03 5055 J15 N041034006 HEADER 098 SP 6P 22 03 5065 J1 N041030511 HEADER 098 SP 7P EA 1 J8 N041034008 HEADER 098 SP 8P 22 03 5085 EA J11 041034010 HEADER 098 SP 10P 22 03 5105 EA J6 N041031220 HEADER 1 SP DUAL ROW 20P 057 020 153 3 J2 J3 J4 N052004309 CAP ELECT 1uF 16V 20 EA C44 N052002401 CAP ELECT 100UF 16V 20 0 1 DIP EA 1 c37 1 16V 20 N052901602 CAP ELC GP 0 197 SP RAD 1 0 EGE EA 1 C42 N052001712 CAP ELECT 1000uF 25V EA 5 C27 C28 C31 C34 C47 N052001722 CAP ELECT 2200uF 25V 1 N052004410 CAP ELECT 10000uF 16V EA C35 N053020101 DIODE 1N4002 1A EA 5 D11 D12 D14 D15 D19 N053020111 DIODE BRIDGE RECT 4amp KBUOA EA 1 013 N054010301 TRANSISTOR NPN KSC2331 Y TO 92L EA 2 011 012 N064010805 IC LINER 5V LM78T05 220 EA U10 N064010806 IC LINER 12V LM78M12 TO 220 EA 1 U8 NEW IC OPT COUPLER 6N138 EA 04 NEW IC LINEAR 12V LM79L12 SOP8 EA U9 40 Part List Connector Board 012131800 ASSY CONNECTOR SMD 5 2 1 N033131800 4 2 FORTES SP2 EA N051101706 RES TF 470 596 1 8W 1206 EA 2 R65 R78
25. DER 1 5 DUAL ROW 20P 057 020 153 EA 1 1 041030326 HEADER 1 5 DUAL ROW 26P 057 026 153 EA 1 J4 N051101421 RES POT 10K LIN H15xL9 8xW12 5 V09H20F EA 4 R27 R28 R29 R30 051101502 SLIDER VOLUME 10KB LIN 45mm EA 1 R31 N052002422 CAP ELECT 471 470UF 6 3V 3 5mmSP 0 11mm EA 2 1 2 045010111 LED T1 RED HI EFF DIFFUSED LTL 4221 EA 3 D1 D2 D3 N045001830 LED DISPLAY 3 X 7 SND630A EA 1 DS1 012131900 ASSY PCB LEFT PANEL SMD 5 2 1 N033131900 FAB PCB LEFT 2LAYER 360mm x EA 1 90mm 043010211 TACT SWITCH 160gf BLUE GRAY SAMWON TSM155JK EA 9 SW1 SW9 051005011 RES 4 7ohm 5 1 8W 1 R16 N051064033 RES 330 5 1 16W 0603 EA 8 R1 R4 R8 R11 R15 R17 R18 R32 051066010 RES 10K 1 1 16W 0603 EA 18 R2 R3 R5 R7 R9 R10 R12 R14 R19 R26 052007503 X7R 0 1UF 50V 10 1206 EA 3 4 5 054000802 TRANSISTOR MMBT2222 SOT 23 EA 8 Q11 18 054002906 TRANSISTOR PNP MMBT2907L SOT23 EA 10 Q1 Q10 N061000302 IC LOGIC SOP16 7415145 1 V1 N061020502 IC LOGIC OCTAL LATCH SOIC 20 74HC373A EA 1 U2 N061014003 IC LOGIC SOP20 MC74HC541DW EA 1 U3 045010902 CLEAR 120 KINGBRIGHT AP3216SURCK EA 6 D4 D9 012132001 ASSY PCB RIGHT PANEL DIP SP2 EA 1 035026161 LARGE BUTTON W LED PC3 EA 8 N035026162 LARGE BUTTON W LED 4 Gang lt 1 2 3 4 gt SP2 SET 1 N035026163 LARGE BUTTON W LED 4 Gang lt 6 7 8 9 gt SP2 SET 1
26. NS Young Chang Distributors Contact the nearest Young Chang office listed below to locate your local Young Chang Kurzweil representative Kurzweil Headquarters 9FL 102 Dong PARK Jeoungja Dong Buandan Gu Seongnam Si Gyeonggi Do Korea 463 859 Tel 1 82 31 786 7900 Fax 1 82 31 785 2703 Web www yapiano co kr YCNA Young Chang North America 19060 5 Dominguez Hills Dr Rancho Dominguez CA 90220 U S A Tel 1 310 637 2000 Fax 1 310 637 2025 Web www youngchang com YCRDI Young Chang R amp D Institute 1432 Main Street Waltham MA02451 U S A Tel 1 781 890 2929 Fax 1 781 890 2014 Web www kurzweilmusicsystems com Contents TiO CU ON EO 2 d KA KINANA iba SP2X Rear Panel ANAN in 2 Rear Panel 202220 nia 2 SP2X Front Patel IB IUUD Ut 3 Front Panel Eealtut s entere tet NA ha NG DINA TANANG ANNA 3 Diagnostic Tests a Entering Diagnostics 7 Diagnostic Test Modes One Test Hii Test Results
27. Oo Coa Figure 4 4 SP2X remove keyslip screws 5 Refer to Figure 4 5 remove keyslip from the top assembly 99 coe 4 5 SP2X remove keyslip from the unit 13 SP2X Disassembly Assembl Removing the Top Enclosure Removing the Top Enclosure 1 Follow the procedures described on page 14 remove bottom cover 2 Refer to Figure 4 6 3 Remove the six screws that secure the endcaps to the rear panel Endcap screws Endcap screws Figure 4 6 SP2X rear panel Caution The following steps describe removing the left and right endcaps To avoid damage to the endcaps be sure to hold onto each endcap when removing the screws When the endcap screws are removed the endcap is free of the unit 4 Refer to Figure 4 1 for the SP2X Move the unit so that one end hangs over the edge of your work surface Remove the four endcap screws from the bottom enclosure 5 to Figure 4 4 The bottom edge of the rear panel and back edge of the bottom enclosure connect to form a lip The bottom enclosure screws secure the lip 14 SP2X Disassembly Assembl Removing the Top Enclosure aa a CLS Figure4 7 cover and bottom enclosure Warning Be sure to have your work surface prepared This includes placing foam blocks behind
28. SP2X Service Manual KURZWEIL 2007 Allrights reserved Kurzweil is aproduct line of Young Chang Co Kurzweil is atrademarkof Young Chang Co All other products and brand names are trademarks or registered trademarks of their respective companies Product features and specifications are subject to change without notice CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE THE COVER NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL The lightning flash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the product IMPORTANT SAFETY 8 INSTALLATION INSTRUCTIONS INSTRUCTIONS PERTAINING TO THE RISK OF FIRE ELECTRIC SHOCK OR INJURY TO PERSONS WARNING When using electric products should always be followed including the following basic precautions di Read all of the Safety and Installation Instructions and Explanation of Graphic Symbols before using the product 2 Do not use this product near water for example near bathtub washbowl kit
29. TF 3300 596 1 16W 0603 EA 2 R24 R91 051066620 5 6200 5 1 16 0603 1 R110 051064820 RES TF 8200 596 1 16W 0603 EA 1 R29 051064100 5 1 5 1 16W 0603 3 R3 R30 R54 051064130 RES CF 1 3 5 1 16W 0603 EA 1 R1 052064015 5 1 5KQ 5 1 16W 0603 1 R4 051064220 RES 2 2 5 1 16 0603 2 R2 R7 051064470 RES TF 4 7KQ 5 1 16W 0603 R5 R80 R85 051064110 RES CF 10 5 1 16W 0603 EA 19 F NI 36 Part List Engine Board 051064109 RES TF 1MQ 5 1 16W 0603 EA R27 R83 R84 R86 051066018 RES TF 180 1 1 16 0603 2 81 82 051066052 RES TF 60 40 1 1 16W 0603 EA 1 R114 051066196 5 1960 1 1 16w 0603 1 R113 051064469 RES TF 4 75 1 1 16W 0603 17 Pec nee TAN pe 051066107 RES TF 10 7KQ 1 1 16W 0603 EA 8 R35 R40 R41 R46 R47 R53 R56 R61 051100010 RES NET QUAD ISO 10 5 1 16W 3 2mmX1 6mm EA 4 RN1 RN2 RN3 RN4 052007814 15pF 50V 5 0603 1 C32 N052007022 CAP CER NPO 22pF 100V 5 0603 EA 2 169 171 052007833 33pF 50V 5 0603 2 C33 C34 052007809 100pF 50V 5 NPO 0603 EA 1 C6 N052007827 CAP CER NPO 270PF 50V 5 NPO 0603 EA 8 C58 C61 C63 C66 C69 C72 C74 C76 051007810 1000PF 50V 10 X7R 0603 EA 5 C59 C64 C70
30. ams and setups Program Setup Select Use the button labeled 1 0 to select a specific program or setup These buttons also used as keypad when you enter numbers button can change sign of the number typed in keypad mode Enter Cancel buttons used as enter or cancel the values you typed in keypad mode Mod Pitch Wheel Assembly not shown Use the two wheels to vary modulation and pitch SP2X Front Panel Edit Edit Store Q Access L1 L 7j Key Range VelRange Transpose Panic J Figure1 6 Edit sections Edit Store Use this button to edit store modified program or MIDI setup to user bank Q Access Use this button add your favorite Program Setup one place for easy and fast access Key Vel Range Use this button change Key or Velocity rages Transpose Use this button to change tonality using button be up down up to 2 octaves Chapter 2 Diagnostics Diagnostic Tests The following lists the diagnostic tests available for the SP2X ROM RAM MARA Sound ROM DRAM Sine MIDI Warning Some diagnostic tests erase user programs setups If possible be sure to save all 5 user programs setups before entering diagnostics For instructions refer to Saving User Data Chapter 5 page 25 Diagnostics Entering Diagnostics Entering Diagnostics Apply power to the unit Press Transpose button one time while three dots
31. and liquids are not spilled into the enclosure through openings 11 The product should be serviced by qualified service personnel when A The power supply cord or the plug has been damaged Objects have fallen onto or liquid has been spilled into the product product has been exposed to rain D The product does not appear to be operating normally or exhibits a marked change in performance E The product has been dropped or the enclosure damaged 12 Donot attempt to service the product beyond that described in the user maintenance instructions All other servicing should be referred to qualified service personnel 13 WARNING Do not place objects on the products power supply cord or place the product in a position where anyone could trip over walk on or roll anything over cords of any type Do not allow the product to rest on or be installed over cords of any type Improper installations of this type create the possibility of a fire hazard and or personal injury RADIO AND TELEVISION INTERFERENCE WARNING Changes or modifications to this instrument not expressly approved by Young Chang could void your authority to operate the instrument IMPORTANT When connecting this product to accessories and or other equipment use only high quality shielded cables NOTE This instrument has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limit
32. and move the unit so that one end of the bottom rear panel edge hangs over the edge of your work surface and install the bottom rear panel screw atthat end Slide the unit back onto your work surface Repeat for other end Refer to Figure 4 1 AN Warning Perform Steps 3 and 4 separately Combining these steps could cause the top 2 X enclosure to flip away from the bottom enclosure or off of your work surface 4 Move the unit so that the rear panel edge of the unit hangs over the edge of your work surface and install the remaining screws Closing the SP2X 7 Warning The following procedure assumes that you have completed Steps 3 and 4 in VA A Replacing the Top Enclosure If you have not completed these steps do so before continuing 1 Refer to Figure 4 7 for the SP2X Tilt the unit up and install screws 2 Slide one side of the unit off of your work surface and hold the appropriate endcap in position Install the six endcap screws in the bottom enclosure Repeat for the other endcap 3 Refer to Figure 4 6 Install the six endcap screws in the rear panel 16 SP2X Disassembly Assembly Top Enclosure Top Enclosure The top enclosure includes three boards Connector Front Panel and Engine Figure 4 9 shows the placement of the boards Figure 4 8 enclosure Assembly Engine Board Front Panel Boards Connector Board Figure 4 9 enclosure board locations 17 SP2X Disassembly Assembly Removin
33. arking edge of the cable denoting Pin 1 and that you FAX match it correctly with Pin 1 on the board Make certain that the wires are straight prior to inserting them into the connector and that each cable is correctly inserted into its respective position Removing the Mod Wheel Assembly 1 Refer to Figure 4 10 Slide the left side of the unit forward off of your work surface so that you can access the four screws and washers securing the assembly to the bottom enclosure Remove the four screws and washers 20 SP2X Disassembly Assembl Removing the Mod Wheel Assembly 2 Slide the unit back onto your work surface Figure 4 10 Mod Wheel Assembly 3 Remove the Mod Wheel Assembly Replacing the Mod Wheel Assembly 1 2 Hold the Mod Wheel Assembly in position over the bottom enclosure Connect the standard wire cables in the following order Caution Be sure to look for marking on edge of the cable denoting Pin 1 and that you match it correctly with Pin 1 on the board Make certain that the wires are straight prior to inserting them into the connector and that each wire is correctly inserted into its respective position 3 4 5 6 Connect the standard wire cable s Reapply the nylon reinforced tape to the standard cable s Lower the Mod Wheel Assembly into position Slide the unit forward and install the four screws and washers to secure the Mod Wheel Assembly to the
34. as well as a brief explanation of their functions For in depth descriptions of the many features the SP2X instruments include consult the Musician s Guide This chapter also includes a description the symbols used throughout this manual Note If possible all user programs and setups should be saved prior to opening the unit 2 2 entering the Boot Block to run diagnostics or to perform a hard reset For instructions to save all user programs and setups see Saving User Data in Chapter 5 page 25 Notes Cautions Warnings Please pay special attention to all Notes Cautions and Warnings used throughout this manual A brief description of these symbols follows Z 2 Note Provides additional information emphasizes specific instructions JV Caution Instructs you to proceed cautiously so that damage does not occur to the unit or individual components Warning Alerts you so that damage does not occur to yourself others or external devices Introduction Introduction to SP2X Introduction to SP2X SP2X Rear Panel USB Pedals Audio Outs Headphones AC 9V Power wo m 20 SW Pedal CC Pedal 0666608 pg P Jon MIDI Ports H H USB Ports i Audio Outs Power Power Connector Switch Switch Contineous Headphones Pedal Control Pedal Figure 1 1 SP2X rear panel features Rear Panel Features
35. blinking in the 7 segment After a while segment display the following message Figure 2 1 7 segment example entering diagnostics IBB D 1 Press either the Yes or No button until appears in the segment Press the Rhythm button for enter into menu item The segment displays the following Figure 2 2 7 segment example diagnostic main menu Press Rhythm to select the run one test mode To select the run burn in test mode press either the Yes or No button then press the Rhythm button to begin the tests Diagnostics Description of Tests Diagnostic Test Modes Run One Test Run One Test allows you to select an individual test or to step through and run each available test To step through the different tests the Yes or No button Press the Rhythm button to select the test Figure 2 3 7 example Run One Test At the completion of a test whether pass or fail press the Program button to exit the test Press either the Yes or No button to advance to the next test or another test in the sequence At the completion of a test press the Program button to return to the test menu To exit diagnostics turn the power off and on to return to normal operation Run Burn in b Burn in mode segment displays and continuously runs the following sequence of tests ROM RAM MARA Sound ROM DRAM MIDI The segment displays the test results at the completion of each te
36. bm YG LIM Doc 00 Date Thursday March 08 56
37. chen sink in a wet basement or near a swimming pool or the like 3 This product should be used only with a stand or cart that is recommended by the manufacturer 4 This product either alone or in combination with an amplifier and speakers or headphones may be capable of producing sound levels that could cause permanent hearing loss Do not operate for a long period of time at a high volume level or at a level that is uncomfortable If you experience any hearing loss or ringing in the ears you should consult an audiologist 5 The product should be located so that its location or position does not interfere with its proper ventilation 6 The product should be located away from heat sources such as radiators heat registers or other products that produce heat 7 The product should be connected to a power supply only of the type described in the operating instructions or as marked on the product 8 This product may be equipped with a polarized line plug one blade wider than the other This is a safety feature If you are unable to insert the plug into the outlet contact an electrician to replace your obsolete outlet Do not defeat the safety purpose of the plug 9 The power supply cord of the product should be unplugged from the outlet when left unused for a long period of time When unplugging the power supply cord do not pull on the cord but grasp it by the plug 10 Care should be taken so that objects do not fall
38. e list of tests and the procedure to execute the diagnostic tests refer to Chapter 2 Diagnostics ERI Exits the boot block and returns the unit to normal operation Hard RESET C 5 E Clears the memory to factory default settings Run Engine 25 Trouble Shootin Resets Resets Hard Reset There are two ways to perform a Hard Reset to the SP2X 1 Press the Global button and press the Reset button segment displays following screen 8868 and press button segment displays an message Press the button again segment finally displays continue or the Yes or No button Software Updates A computer with a MIDI interface and sequencer is necessary to transfer software to your SP2X units MIDI Sysex File Formats Software upgrades are stored as standard MIDI files Filenames are in the format SP2XVV MID where X is the software block and VVV is the version number V VV The following lists the possible values for X Never install files with names that don t conform to this format it won t work bk boot block for keyboard models k operating system software for keyboard models Installing the Operating System or Setups Warning This procedure requires performing hard reset All user programs and setups will 4 N be erased Before continuing be sure to save all user programs and setups 1 Comnect a MIDI cable from the MIDI Out port of the computer interface or sequencer to
39. e rear panel 6 Remove the two screws that secure the MIDI jacks to the rear panel See Figure 4 7 7 Remove the Connector Board Replacing the Connector Board 1 Hold the Connector Board and position it so that the power switch and the rear panel jacks are correctly positioned through the rear panel portion of the top enclosure 2 Install the two screws that secure the MIDI jacks to the rear panel See Figure 4 7 3 Install the five screws that secure the Connector Board to the rear panel Be sure to place a spacer and use one of the longer screws at the locations noted in Figure 4 7 4 Connect the ribbon cables in the following order YA Caution Be sure to look for the marking on the edge of the cable denoting Pin 1 and that you FAN match it correctly with Pin 1 on the board Make certain that the wires are straight prior to inserting them into the connector and that each wire is correctly inserted into its respective position 18 SP2X Disassembly Assembly emoving the front Panel Boar 5 Connect the flat ribbon cables from the Keyboard Assembly to J2 and J3 Be sure to install a cable locking clip on each connector 6 Connect the flat ribbon cable from the Front Panel Board to J4 on the Connector Board Be sure to install a cable locking clip on the connector 7 Connect all the stranded wire cable from the Engine Board to the Connector Board and from Front board to connector board Removing the Front Panel Board
40. en screws to secure the top assembly 28 Trouble Shooting Power Problems SP2X Scanner Test The Scanner Tests for the SP2X include separate tests for the front panel buttons and LEDs front panel knobs including the Master Volume slider the Mod and Pitch wheels the keyboard and the pedals To enter the Scanner Tests first turn on the SP2X Once the SP2X is on and ready to play simultaneously hold down the Main Layer and Split buttons All front panel LEDs will flash and the segment will display the following Figure 5 3 Segment example SP2X scanner tests SP2 SCn then vX Y are displayed briefly in sequence vX Y means version of the scanner installed the unit means Battery and the voltage is X Y volts Normal battery voltage is around 3 0 volts where 3 2v is typical for a new battery and less than 2 8 means the battery is nearing the end of its life and has only a few months left At 2 2 volts warning will begin A completely dead oe missing battery may not read exactly 0 0 but will certainly read less than 1 0v Next PCH then XXX is displayed in sequence means the Pitch left Wheel and XXX is its center reading at power on Ideally this is 128 but anything between 120 and 136 is acceptable New units should be adjusted to be between 126 and 130 to allow for drift over the life of the unit Last is a display of which option diodes have been installed First jPr is displa
41. ete nibns en an fue ee NEN naat 25 TIME EA Hard LLLI LE Software Updates File Formats Replacing the Battery T GANA SP2X Scanner est erret NANG RANA NANANA 29 Power Problems uwa rrr tratte e Ee No ISTUD EQ LI DNE 31 Front 1 naa u aQ u ay erbe sere 31 Buttons Knobs or Controllers not working nennen nennen nen nennen nennen nennen 31 Keyboard Problemsx w a u 31 endi tis 31 SP2X Interconnect Diagram 2 EASA EONA ES ANEA AE SEE TAE LEE EAEE TACA 33 CHAPTERS PARTS LISTS 223R 34 s yu m a uapa a 34 SP2X PCB and Assemblies eni E Eee eed a a coc FEE ME e Ce IE e te e PRI Ie CE al 34 Final 35 Engine Board 012131702 36 Pitch and Mod Assembly 012300063 39 N012131802222 u 40 CHAPTER 6 BINABAE BARAN 45 Chapter 1 Introduction This chapter provides the service technician with a layout of the front and rear panel features
42. g the Engine Board Removing the Connector Board 1 Follow the procedure described on page 16 to remove the top panel assy 2 Following Steps 3 5 disconnect the cables listed in Table 4 2 Ret Name Cable Type Destination J11 SP2X Power standard wire Engine Board J15 Audio standard wire Engine Board J4 MIDI CPU standard wire Engine Board J6 Front Panel flat ribbon Front Panel Board J2 Treble flat ribbon Keyboard Assembly J3 Bass flat ribbon Keyboard Assembly J1 Wheels standard wire Mod Wheel Assembly J20 USB standard wire Engine Board Table 4 2 Connector Board cables 3 Disconnect the hook up wire cable the Connector Board 4 Remove the cable locking clips and disconnect the flat ribbon cables from J2 J3 and JA Be sure to set the cable locking clips safely aside so that you can install them when you reconnect the cables Note The cables used throughout the SP2X are bundled and routed so that their locations and p destinations seem obvious However to avoid reversing the Bass and Treble cables when reconnecting mark one or both cables designating B for Bass and T for Treble 5 Remove the five screws that secure the Connector Board to the rear panel Two of these screws are longer than the others and have spacers located between the screw and the rear panel See Figure 4 7 for the locations of the screws and spacers 2 Note Do not remove any other hardware from this portion of th
43. gure 4 8 3 Connect ribbon cable cables in the following order AN Caution Be sure to look for the marking on the edge of the cable denoting Pin 1 and that you match it correctly with Pin 1 on the board Make certain that the wires straight prior to inserting them into the connector and that each wire is correctly inserted into its respective position connector 4 If you have disconnected the flat ribbon cable from JA J5 reconnect it Be sure to install the cable locking clip 5 Follow the procedure on page 19 to install the Connector Board 19 SP2X Disassembly Assembly Removing the Engine Board Removing the Engine Board 1 Following Step 2 disconnect the cables listed in Table 4 4 Ref Name Cable Type Destination J6 SP2X PWR stranded wire Connector Board J4 MIDI 8 CPU Standard wire Connector Board J9 SP2X Audio Out stranded wire Connector Board J10 SP2X USB standard wire Connector Board Table 4 4 Engine Board cables 2 Disconnect the stranded wire cables from J6 to J10 3 Remove the Engine Board Replacing the Engine Board 1 Place the Engine Board in position on the top enclosure 2 Align the center screw hole on the front panel edge with the thread marks in the extrusion and install the screw that secures the front panel edge See Figure 4 9 3 Connect the stranded wire cable from the Connector Board to on the Engine Board Caution Be sure to look for m
44. inues to show sequence after starting the sequencer stop and restart the Z After the file is loaded the unit will reset Replacing the Battery The SP2X uses a flat three volt Lithium coincell battery When the battery voltage runs low the unit boots up with a low battery message Note The battery voltage can be checked at anytime using the Scanner Diagnostics See page A 30 for more information Accessing the Battery 1 Place the SP2X upside down on a flat protected surface 2 Remove top assembly and set it safely aside Removing the Battery The battery CR2032 in the SP2X is mounted into a holder on the Engine Board and is accessible when the access panel is removed 1 Inserta flat plastic tool plastic knife pen cap etc into one of the openings between the battery and the holder to lift the battery 27 Trouble Shootin Installing the Battery Insert the tool here to lift the battery TS NB Insert the tool between The holder and the to ease the battery out of the holder Figure 5 1 Battery and holder 2 Ease the battery out of the holder If necessary insert the plastic tool at the bottom of the holder closest to the Engine Board to remove the battery Installing the Battery 1 Position the battery over the holder so that the positive terminal is pointing to the Engine Board 2 Slide the battery into the holder and apply slight pressure until it snaps into place 4 Install the sev
45. ns should contact their appropriate Young Chang Distributor Saving User Data 1 Setup a MIDI recording device 2 Connect the a MIDI cable to the MIDI Out port of the SP2X to the MIDI In port on the external device 3 Press the Global button on the SP2X Press the cursor button until the segment 4 Begin recording on the MIDI recording device displays 5dn 5 Press Rythm on the SP2X The segment shows When all objects are saved will appear in the display 6 To reload the saved objects connect a MIDI cable from the MIDI Out port of the recording device to the SP2X s MIDI In port 7 From the external device begin the playback of the file 24 Trouble Shootin Entering the Boot Block Boot Block Use the SP2X s Boot Loader to enter Diagnostics or perform a Hard Reset to the unit You can also install operating system updates and ROM objects into Flash ROM Entering the Boot Block Apply power to the unit When the message appears in the display quickly press and release the Transpose button The segment displays the main menu of the Boot Loader and the first available option Use the or button to advance to the next option The menu options are as follows uo5 Install Engine Installs new operating system software upgrades Update Boot block Installs boot block updates dag Run Diagnostics Enters the diagnostic test menu For a complet
46. oard are correctly positioned to connect them to the Connector Board Note If you have disconnected the Bass and Treble ends of the flat ribbon cables from the keyboard contact boards during service be sure that you have reconnected them and secured them with tape Be sure that the small ribbon cable connecting the Bass and Treble Contact Boards is connected 2 Connect the flat ribbon cables to J2 and J3 on the Connector Board and reapply the cable locking clips 3 Secure the flat ribbon cables to the bottom enclosure Be sure to reapply the nylon reinforced tape that secures the cables to the bottom enclosure 4 Slide the SP2X forward so that you can install the five keyboard front screws 5 Install the four Mod Wheel Assembly screws and washers 6 Slide the SP2X back on to your work surface 7 Tilt the SP2Xup and install the five keyboard rear screws 23 Chapter 5 Troubleshooting Introduction Cables Connectors Cable Routing In some cases tape secures cable connections or fastens cables to the bottom enclosure Always peel back the tape from one side when disconnecting cables so that the tape remains properly positioned Surface Mount Devices The removal and replacement of surface mount devices requires training and the proper equipment If you do not have the training or equipment to remove or replace surface mount devices contact the service department to order a board replacement International service technicia
47. p Effects Rythm Edit 8 System Volume Mode Selection Selection Buttons Buttons Button Figure 1 2 SP2X Front Panel layout Front Panel Features Performance Effects Master Volume MIDI Controller Zone Volume Figure 1 3 Master Volume Performance and Effects section Master Volume Slidepot to adjust the overall volume Performance and Effects The operation of the buttons and knobs in this section depends on which of the three performance modes is active Each LEDs located top of the Knob Mode selection button shows current one of performance modes They are labeled as follows MIDI Controller mode Zone Volume mode Effects Wet Dry mode Introduction SP2X Front Panel Figure 1 4 SP2X Front Panel center section 3X7 Segment Three character 7 segment display Buttons This button can change Sounds in Pr and Stop button while playing d mo song or rhy can scroll menu items with this button RID mode and also used as Play m pattern In Global or Boot block menu Sound Select Data Entry gory Pano EP Organ Sting Pad Voih Drum Pere Progam 9 CA e etup ocel ouch DrumCher ing M Rese Figure 1 5 Sound Select Data Entry sections Group Select Use the buttons to select a category of Programs or Setups Effects and Reverb Use the buttons to select from two blocks of effects to apply effects and reverb to progr
48. played while releasing it should cause S10 to be Other 5 pedals may cause opposite response If a dual pedal is plugged in then the Sustain right pedal should display as described above The Soft pedal left should cause S2C and S20 to display As with the buttons the display should respond immediately and without flickering if pedal working properly Continuous Pedals If control pedal is plugged into the CC jack it should cause the display to show 1 briefly then its changing values As with the volume slide r and knobs the value display should smoothly increase from 0 to 1 up to 254 or 255 as the pedal is pressed This is the ideal range of a perfectly calibrated Kurzweil pedal Many pedals may only reach 248 250 which acceptable All should go down to 0 or 1 however 30 Trouble Shooting Power Problems Power Problems Dead Before opening the unit verify the following The AC outlet is supplying power T e 4 he AC adapter is properly connected to the unit Check the power switch power jack and AC adapter Refer to the Interconnect Diagram See page 5 XX Check all related connections Refer to the Connector Board schematics and check all supply voltages Audio Problems No Audio 1 20 2 3 4 5 6 Front Panel Buttons K 1 2 3 4 5 6 7 activit Run the Scanner Diagnostics to check the volume slider operation Refer to the Inte
49. r cycle read pattern again A failure of this test could be caused by low battery voltage or problem of battery back related circuit 10 Chapter 3 SP2X Disassembly Assembly Introduction This chapter contains all the procedures for the disassembly and reassembly of SP2X as well as instruments with factory installed There are three main sections Opening the SP2X Top Enclosure SP2X Keyboard Assembly 4 Warning If possible save all user programs and setups before disassembly For instructions r refer to Saving User Data in Chapter 5 page 25 Notes Cautions Warnings Please pay special attention to all Notes Cautions and Warnings as they not only point out specific instructions Cables Connectors Flat Ribbon Cables All flat ribbon cables with connectors are keyed and therefore cannot be reversed Most flat ribbon cables have locking cable clips Be sure to reapply the clips when connecting cables When disconnecting and connecting these cables you must look for the marking on the edge of the cable denoting Pin 1 and be sure that you match it correctly with Pin 1 on the board Cable Routing In some cases tape secures cable connections or fastens cables to the Top enclosure Always peel back the tape from one side when disconnecting cables so that the tape remains properly positioned Required Tools and Materials No 1 Phillips head screwdriver No 2 Phillips head screwdriver Small flat screwdriver Dowel
50. rconnect Diagram See 5 XX Check the standard wire from J9 on the Engine Board to J15 on the Connector Board Check the solder connections at the connectors Refer to the Engine Board schematics and check the signal activity on the 028 Trace the signal path Problems nobs or Controllers not working Run the Scanner Tests Refer to the Interconnect Diagram See page 5 XX Check all related cables Disconnect and reseat the cables Check the solder connections at the connectors Check front panel ribbon cable s Refer to the Connector Board schematics and check U12 IC Scanner 38869 for signal y Keyboard Problems Dead Keyboard 1 Check the flat ribbon cables connecting the keyboard Bass and Treble Contact Boards tothe Connector Board locations J2 and J3 Be certain that the cables are not loose or damaged 2 Disconnect and reseat the cables 31 Trouble Shooting Keyboard Problems 3 Refer to the Connector Board schematics 4 Check U12 IC Scanner 38869 on the Connector Board for keyboard signals 5 Trace signal path Find and replace bad component s or order a board replacement Dead Note s One or More in a Section 1 Remove related contact board 2 Check contact strip for dirt damage or wearing Clean dirty contacts with denatured alcohol Replace damaged or worn contact strip 3 Install contact strip 4 If section is still dead remove strip and check contact board for shorts cold
51. re of this test may indicate a problem with Sound ROM 1 47 or the Engine Board Delay RAM 1 OC This test performs a quick read write of the internal RAM and verifies that the data was successfully written and retained A failure of this test may indicate a problem with the RAM or the Engine Board Description of Tests Sine Wave MIDI s NVRAM This test generate sine wave from MARA wave sample located in SoundROM and plays through DAC and analog audio output A failure of this test may indicate a problem with a MARA or Sound ROM 047 or the analog audio section including DAC and OP AMPs Caution The output level of sinewave test is very loud Abd The MIDI test performs a loop back of the serial port by sending a 23 byte pattern over the external MIDI link This test requires a MIDI loop a MIDI cable that connects two MIDI jacks The test will fail if a MIDI cable is not connected between two MIDI jacks Be sure to run this test with MIDI cables connected as follows Note Be sure to use a known working MIDI cable 1 Connect a MIDI cable to the MIDI In and MIDI out jacks and run the test A failure of this test could be caused by failure of the serial port other MIDI circuitry or a problem on the Connector Board or the Engine Board The NVRAM rM2 test performs part of the SRAM back up by built in lithium coincell battery Test starts with write test pattern to NVRAM area and after powe
52. right 2004 Young Chang Co Ltd Reproduction without the express written consent of Young Chang Co Ltd is prohib Titl 74VHC14 SP2 ENGINE BOARD ASSEMBLY 68331 INTERFACE Document Number Rev YG LIM lt gt RAV1 Date Friday February 23 2007 gt gt CA 16 1 IMPORTANT Signals DDR D 15 8 and DDR DOS 2 should all have equal length copper traces Signals DDR D 7 0 and DDR DQS 0 should all have equal length copper traces 598 01 gt gt CD 15 0 gt gt DDR D 15 0 G DDR D 15 DDR_A 12 0 gt DDR D 14 83 55 5134 DDR D 13 82 DDR B 124 DDR D 12 9 DDR D 11 DDR D 10 A DDR D 9 22 DDR D 8 2 DDR D 8 22 DDR D 7 4 D 7 5585 51 D6 0 DDR D 5 DDR D 4 2 DDR D 3 DDR D 2 DDR D 1 DO DDR BA1 DDR DOS2 DDR BAO DDR DOSO VCC33 vcc33 VCC33 Vcc33 ERAS 179 c180 C181 c182 DDR WE 0 1uF 0 1uF 0 1uF 0 1uF DDR_CK_L DDR CK H DDR gt 74LCX162245 C JASIC CS P MACWE CWE DSACK1 MDSACK1 RESET Vec33 vcc33 O C183 0 1uF SP2 BOM Engine REV3 VER3 Young Chang R amp D Institute 1432 Main st Waltham MA 02451 USA Copyright 2004 Young Chang Co Ltd Reproduction without the express written consent of Young Chang Co Ltd is prohibjte Title 5 2 ENGINE BOARD ASSEMBLY DRAM LEVEL SHIFTER Document Number Rev YG LIM Doc RAV1 Date Friday February
53. s are designed to provide reasonable protection against harmful interference when the instrument is used in a commercial environment This instrument generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this instrument in a residential area islikely to cause harmful interference in which case the user will be required to correct the interference at his or her own expense Changes and modifications not expressly approved by the manufacturer or registrant of this instrument can void the user s authority to operate this instrument under Federal Communications Commission rules In order to maintain compliance with FCC regulations shielded cables must be used with this instrument Operation with unapproved equipment or unshielded cables is likely to result in harmful interference to radio and television reception NOTICE This apparatus does not exceed radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications AVIS Le present appareil numerique n emet pas de bruits radioelectriques depassant les limites applicables aux appareils numeriques de class A prescrites dans le Reglement sur le brouillage radioelectrique edicte par le ministere des Communications du Canada the Class A limits for SAVE THESE INSTRUCTIO
54. solder joints etc 5 Find and replace bad component s or order replacement board Mechanical Noise 1 Check keyboard for broken key weights support brackets or ripped contacts 32 Trouble Shooting 5 2 Interconnection Diagram SP2X Interconnect Diagram Front Board d Front Board LEFT RIGHT 1 4 J6 Engine MIDI CPU POWER Board J9 AUDIO 1 J8 J6 J20 WHEELS MIDICPU USB SLIDER POWER Connector 33 Chapter 6 Parts Lists Introduction The parts lists included in this chapter cover all models of the SP2X Some printed circuit boards and assemblies are used in more than one model Therefore the parts lists on the following pages are listed under these headings The following two tables list the printed circuit boards and assemblies by model SP2X Printed Circuit Boards and Assemblies Part No Description Pag Final Assembly SP2X page 36 012131702 37 012300063 Pitch Mod Wheel Assembly page 40 012131802 Connector Board page 41 012131901 Front Panel Board page 44 34 Part List Final Assembly Final Assembly Part No Item Description Unit Q ty Location N013030951 bending strip Iron EA 10 N015048226 FELT 1TX16X1350 BLK KEYBOARD PC88 MX PC 1 2X EA 1 022003720 CABLE CLAMP
55. st To stop the burn in process and view the test results for each test run press the Program button Use the Yes or No button to scroll through the results of each test To exit Run Burn in and return to the main menu press the Program button To exit diagnostics turn the power off and on to return to normal operation Test Results At the completion of an individual test the segment displays the test results An expected PH5 FAL result is mans passed means failed Diagnostics Description of Tests Description of Tests ROM HAR This test checks the software data engine boot and setups stored in FlashROM on the Engine Board A failure of this test may indicate a problem with the Flash ROM chip U5 on the Engine Board associated circuitry or the Engine Board RAM AR The RAM test writes to the microprocessor RAM space and verifies that the write was successful A failure of this test may indicate a problem with the RAM or related circuitry on the Engine Board m m MARA This test performs a read write of the MARA registers and verifies that the data written can be read back successfully A failure of this test may imdicate a problem with a MARA related circuitry or the Engine Board Sound ROM un J D This test confirms that the Sound ROMs can be read by the MARAs by performing a checksum of the Sound ROMs The computed checksum is then compared to the stored checksum A failu
56. the MIDI In port on the 2 2 Open the first MID file using the sequencer program 3 Turn the SP2X and follow the procedure to enter the Boot Block 4 Press the Enter button to select 105 5 The segment shows uOS Start playing the MIDI file from the sequencer While a file is loading the bottom line of the display shows the progress If the display continues to show after starting the sequencer stop and restart the sequence 6 After the file is loaded the display will show oK 7 Ifyou have additional files to load open the file from the sequencer and begin playing it 8 Press the Cancel button twice to return to the main menu Scroll to Hard Reset and select 26 Trouble Shooting Installing a New Boot Block Installing a New Boot Block AN Warning This procedure performs a hard reset All user programs and setups will be erased Pa 4 N Before continuing be sure to save all user programs and setups 1 Connect a MIDI cable from the MIDI Out port of the computer interface or sequencer to the MIDI In port on the SP2X 2 Using the sequencer program open the first MID file 3 Turn on the SP2X and follow the procedure to enter the Boot Block 4 Press the Enter button to select u bE 6 The segment shows the MIDI file from the sequencer While a file is loading the bottom line of the display shows the progress If the display Start playing cont
57. the unit When the top enclosure is removed place it on the foam blocks to avoid damaging the volume sliders control panel buttons and knobs The following procedure requires enough room behind the rear of the unit to place the top enclosure face down on your work surface 6 Grip each end of the top enclosure and rotate it back approximately two inches This separates the bottom edges of the top enclosure and bottom enclosure 7 Lift the top enclosure straight up 8 Turn the top enclosure over and place it face down onto your work surface Caution Table 4 1 lists the cables by board location from the top enclosure to the assembly they connect to on the bottom enclosure You should disconnect these cables before removing top cover Top cover Assembly Bottom Enclosure Connector Board Keyboard Assembly Connector Board Keyboard Assembly Connector Board Mod Wheel Assembly Table 4 1 cover and bottom enclosure cables 15 SP2X Disassembly Assembl Replacing the Top Enclosure Replacing the Top Enclosure 1 Position the top enclosure behind the bottom enclosure 2 Move the top enclosure so that the bottom edge of the rear panel is positioned under the bottom enclosure edge See Figure 4 1 on page 13 Note Verify that the cables listed in Table 4 1 are lying flat on the bottom enclosure Be sure p that all other cables are tucked between the top enclosure 3 the top enclosure safely in place
58. yed briefly then 4 vertical lines will show briefly Each line represents an option diode from Opt1 leftmost to Opt4 rightmost A us line 2 segments long mans the corresponding diode 15 installed while a short line 1 segment is not installed Option settings normally tell the scanner software the keyboard length and weight and should match the actual unit Front Panel Buttons When a button is pressed its LED if any turns on and its matrix address is shown in the display Each press of Knob Mode will right the next Knob Mode LED in a top down sequences Rhythm and Program button has two color led each button press RED and GREEN LEDs turns on alternatively Front Panel Knobs When a knob or the volume slider is moved its name is shown briefly then its changing value is displayed The names are vol volume slider KnA Knob Knob Knob C Knd Knob D The name should be correct and the value numbers should run smoothly from O or 1 up to 255 254 as slider moved upward or the knob clockwise When turned very slowly the number display will typically change in steps of two 1 3 5 or 2 4 6 and may even switch from even to 29 Trouble Shooting Keyboard Problems odd and back which is normal Big jumps of more than 3 counts which turning slowly may indicate a problem however When the control is released its last reading should remain without changing by more than 2 counts

SP2X Service Manual - Black Magic Amplifiers

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