Korg DIGITAL PIANO LP-350 User manual

KORG LP-350
SERVICE MANUAL
TABLE OF CONTENTS
ASSEMBLY SKETCH (HOOKUP): 2
SCHEMATIC DIAGRAM: 3-4
PCB PARTS LOCATION: 5-7
TEST MODE: 8-14
PARTS LIST: 15-18
Issued: Mar. 13, 2009
Ver. 1.1
©2009 KORG INC.

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KORG LP-350 Parts List
Part Number Part Name Qty BS) QTY(WS) Reference
530000000390 SP250 ADAPTER 12V DC 3500MA 1 1
530000001269 FUNCTIONPANEL LP-350 DL-1553 1 1
530000001270 SLIDER KNOB DL-1159 2 2 KNOB
530000000324 SP250 CIRCLE SILICA GEL BUTTON 17 17
530000001271 FUNCTIONBOARD PCB ASS'Y (1) (1) PCB ASS'Y
530000001272 1N4148 SOP TYPE SMD 17 17 D1-D4 D6 D9-D12 D15 D17-D21 D23 D29
530000000343 LED SHINE PIPE,RED WEJ-2114D 19 19 LED1-7, 9-12, 15, 17-18, 20, 22-24, 28
530000001273 LED BASE 19 19
530000001274 TOUCH SWITCH 17 17 SW1-4 SW6 SW9-12 SW15 SW17-21 SW23 , 28
530000000345 45*8MM 10K OHM(30MM)SLIDE POT 1 1 VR5
530000000346 45*8MM 10KOHMX2(30MM)SLIDE POT 1 1 VR1
530000001275 CONNECTOR 6P 1 1 CON2
530000000357 PIN(MALE),DIP 16PINS/2.00MM 1 1 CON1
530000001276 EVA SQUARE CUSHION 55*20*1MM 1 1
530000001277 CUSHION D4.5MM BLACK 2
530000001278 CUSHION D4.5MM WHITE 2
530000001279 PEDAL BOX PART 1 1 PEDAL ASSY
530000001280 HARNESS OF PEDAL 1600MM 4P 1 1
530000001281 SPRING P1000 3 3
530000001282 LP-350 MAINBOARD ASS'Y (1) (1) PCB ASS'Y
530000001283 CONNECTOR 2 2PIN 1 1 CN1
530000000347 PIN(M)HEADER CONNECTOR,DIP 16P 1 1 CN10
530000001284 CONNECTOR 4PIN 1 1 CN3
530000001285 CONNECTOR 6PIN 1 1 CN5
530000001286 CONNECTOR 2 PIN 1 1 CN9
530000001287 DOUBLE D RB160L-40TE25 SMD 1 1 D3
530000000328 DC JACK DS-210 3PIN DIP 1 1 DJ1
530000001288 SN74LVC2G125DCUR VSSOP-8P(DCU)ROHM 1 1 IC1
530000001289 BU4327G SMD TYPE ROHM 1 1 IC10
530000001290 AK4384ET-E2 TSSOP-16P 1 1 IC11
530000001291 BA033FP SOP TYPE ROHM 1 1 IC12
530000001292 74HCT4051 SOP TYPE PHI 1 1 IC13
530000001293 SN74LV3GU04DCTR SSOP-8P(DCT) 1 1 IC14
530000001294 NJM2060M-TE1 DPM-14P 2 2 IC16 IC18
530000001295 SAM9753 QFP TYPE DREAM 1 1 IC19
500330003700 PS9117A-F3-AX(M) 1 1 IC2
500320001616 XC9572XL-10TQG100C(X-4350) 1 1 IC20

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Part Number Part Name Qty BS) QTY(WS) Reference
500320006095 MR27T12800L-11PTN03A (X6330) 1 1 IC4
530000001296 NE5532DR SOP-8P 4 4 IC3 IC8 IC15 IC17
530000001002 LM78L05 DIP TO-92 2 2 IC6 IC22
530000001297 EUP7968-33CB 3.3V SOT-89 TYPE 1 1 IC5
530000001298 TPA3100D2 20W ST.CLASS-D AMPLI.48-HTQFP 1 1 IC7
530000001299 74HC238 SOP TYPE PHI 1 1 IC9
530000001300 K5C R6H 6*10*0.85 2 2 L1-2
530000000350 FERRITE BEAD SMBG3216K4-102 1 1 L14
530000001301 FERRITE B. BLM18PG121SN1D 0603 12 12 L8 L30 L47-51 L54-58
530000001302 INDUCTOR SMR105B-150MT 9*10mm 4 4 L3-4 L10-11
530000001303 FERRITE B. BLM18BD102SN1 0603 36 36 L5 L9 L12-13 L15-29 L31-45 L52-53
530000001304 EMI FILTER NFM41PC155B1E3L 2 2 L6-7
530000000353 MIDI JACK,DIN-503 5PIN DIP 2 2 MIDI1MIDI2
530000000379 RP800 JACK,9P MSJ-064-04B 2 2 PH1-2
530000001305 STEREO JACK EF3514 3.5MM 1 1 PH4
530000001306 DTC114EUA 2 2 Q21 Q23
530000001307 DTA114EUA 1 1 Q24
530000001308 2SC3326A(TE85LF) SC-59(SMTS) 6 6 Q6-11
530000001309 TV-5 PS5A-01 1 1 SW1
530000001310 DA204KT146 SMD SOT23 4 4 WD1 WD6 WD8-9
530000000354 CRYSTAL 8MHZ (HC-49S-SMD) 1 1 XT1
530000001311 2SC1623 L7 1 1 Q19
530000001312 L CORNER CONNECTOR MET-0319 2 2
530000001313 MAIN BOARD BOX DL-1541 1 1
500420007300 RH-3B 1 1
530000001314 POWER SWITCH KNOB 1 1
530000001315 VELVET 1291*15*1.0MM 1 1
530000001316 RUBBER FOOT CUSHION LP-350 6 6
530000001317 HARNESS 16P 700MM 1 1 Connect to Function board,
530000001318 HARNESS 6P 660MM 1 1 Connect to Function board,
530000001319 HARNESS 16P 400MM 1 1 Connect to Keyboard
530000001320 HARNESS 4P 150MM 1 1 Pedal change
530000001321 PLASTIC CUSHION D7.9*2.2MM 3M SJ-5302 2 2
500641042164 6330 KEY COVER HINGE C41559-2 3 3
530000001322 LEFT GEAR WHEEL STAND BLACK 1
530000001323 LEFT GEAR WHEEL STAND WHITE 1
530000001324 RIGHT GEAR WHEEL STAND BLACK 1
530000001325 RIGHT GEAR WHEEL STAND WHITE 1

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Part Number Part Name Qty BS) QTY(WS) Reference
530000001326 PLASTIC GEAR WHEEL LP-350 2 2
530000001327 TOP PANEL HOLDER DP20A 2 2 L CONNECTOR
530000001328 LEFT BUFFER STAND RD080525 1 1
530000001329 RIGHT BUFFER STAND RD080524 1 1
500649015015 BUFFER TD58L1-16K (DAMPER) 1 1
530000001330 AXLETREE COVER LP-350 1 1 FOR buffer
530000001331 BLACK VELVET 40*20*0.5MM 1 1 Keyboard cable
530000001332 VELVET 20*10*2MM 2 2
530000001333 BLACK VELVET 45*20*2MM 2 2
530000001334 AXLETREE CAP LP-350 1 1
530000001335 SPEAKER BOX LP-350(BS) With Speaker
530000001336 SPEAKER BOX LP-350(WS) With Speaker
530000001371 SP BOX LP-350 BLACK (W/O SP) 1 Without Speaker
530000001372 SP BOX LP-350 WHITE (W/O SP) 1 Without Speaker
530000001337 HARNESS 4P1530MM/660MM 1 1 HAENESS
530000000362 SPEAKER,4 OHM 15W 4”(105MM) 2 2
530000000363 CONDUCTION SOUND TUBE EVA 2 2
530000001338 FRONT BOARD LP-350 BLACK 1
530000001339 FRONT BOARD LP-350 WHITE 1
530000001340 BACK BOARD LP-350 BLACK 1
530000001341 BACK BOARD LP-350 WHITE 1
530000001342 LEFT KBD PARTITION BOARD BLACK 1
530000001343 LEFT KBD PARTITION BOARD WHITE 1
530000001344 RIGHT KBD PARTITION BRD BLACK 1
530000001345 RIGHT KBD PARTITION BRD WHITE 1
530000001346 RIGHT SIDE BOARD LP-350 BLACK 1
530000001347 RIGHT SIDE BOARD LP-350 WHITE 1
530000001348 RIGHT SIDE REAR FOOT BRD BLACK 1
530000001349 RIGHT SIDE REAR FOOT BRD WHITE 1
530000001350 SPEAKER BOX COVER BOARD BLACK 1
530000001351 SPEAKER BOX COVER BOARD WHITE 1
530000001352 PEDAL BOX LP-350 BLACK 1
530000001353 PEDAL BOX LP-350 WHITE 1
530000001354 LEFT SIDE FOOT BOARD BLACK 1
530000001355 LEFT SIDE FOOT BOARD WHITE 1
530000001356 LEFT SIDE REARFOOT BOARD BLACK 1
530000001357 LEFT SIDE REARFOOT BOARD WHITE 1
530000001358 FUNCTION BOARD BLACK 1

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Part Number Part Name Qty BS) QTY(WS) Reference
530000001359 FUNCTION BOARD WHITE 1
530000001360 KEYBOARD COVER BOARD BLACK 1
530000001361 KEYBOARD COVER BOARD WHITE 1
530000001362 KBD COVER FRONT BOARD BLACK 1
530000001363 KBD COVER FRONT BOARD WHITE 1
530000001364 RIGHT SIDE FOOT BOARD BLACK 1
530000001365 RIGHT SIDE FOOT BOARD WHITE 1
530000001366 LEFT SIDE BOARD BLACK 1
530000001367 LEFT SIDE BOARD WHITE 1
530000001368 BOTTOM BOARD LP-350 1 1
530000001369 SCREW SET WITH BLACK CAP 1 M6 10pcs, BLACK CAP 10pcs, HANDLE SCREW 2pcs
530000001370 SCREW SET WITH WHITE CAP 1 M6 10pcs, WHITE CAP 10pcs, HANDLE SCREW 2pcs
530000000391 AC CORD 1.5M CCC CHINA 220CH
530000000392 AC CORD 023-B001 UK (BSI)230UK
530000000393 AC CORD 023-S022 SAA 240AU
530000000394 AC CORD 023-V019 FOR VDE 230V
530000000395 AC CORD 023-U087 FOR 120V
530000000001 AC CORDSET 100JP
500540028903 CONVERTER SOCKET YL-212 100V