Aug.2001 DR-670 PARTS LIST fig.part1e fig.part2e MB -> MAIN BOARD ASSY, JB -> JACK BOARD ASSY 8 SAFETY PRECAUTIONS: SAFETY PRECAUTIONS: The parts marked have The parts marked have safety-related characteristics. Use only listed parts for replacement. safety-related characteristics. Use QTY PART NUMBER DESCRIPTION MODEL NUMBER only listed parts for replacement. Ex. 10 22575241 Sharp Key C-20/50 15 2247017300 Knob (orange) DAC-15D Failure to completely fill the above items with correct number and description will result in delayed or even undelivered replacement. NOTE: The parts marked # are new. (initial parts) NOTE:
Consider about the natural environment carefully before through the old lithium battery away when you exchange to the new one. CASING # G2567111 DISPLAY COVER 1 # G2817161 TOP CASE 1 CHASSIS # G2817159 BOTTOM CHASSIS 1 KNOB, BUTTON # F2477101 DR-KNOG GT-3 1 01340412 P R-KNOB SF-A BLK/LCG 1 # G2567112 RUBBER SWITCH for PAD 1 SWITCH # F3159109 SWITCH(SLIDE) HSW-2022-01 SW1 on JB 1 JACK, EXT TERMINAL F3449401 HTJ-035-09DB 3.6MM JACK JK5 on JB 1 # F3449120 HTJ-064-10D 6.5MM JACK JK4 on JB 1 F3449106 HTJ064-10I 6.5MM JACK JK2, JK3 on JB 2 13429825 YKF51-5054 2PZ MIDI CONNECTOR JK1 on MB 1 13449717 HEC2392-01-150 ADAPTOR JACK JK1 on JB 1 DISPLAY UNIT # F5029411 LCD LMD-STC2K0802DRG INC.
WIRING A2001H02-14P 1 NOTE: Replacement LCD LMD-STC2K0802DRG should be made on a unit base. PCB ASSY # 75D4620000 MAIN BOARD ASSY 1 75D4621000 JACK BOARD ASSY INC.
WIRING A2001H02-8P 1 IC # 02564290 UPD703106AGJ-054-UEN IC (CPU) IC4 on MB 1 01340789 BU9480F IC (D/A CONVERTER) IC13 on MB 1 01906156 S-8520E33MC-BJS-T2 IC (DC-DC REGULATOR) IC11 on MB 1 01783123 LH28F400BVE-BL85 IC (FLASH MEMORY/BLANK) IC5 on MB 1 # 02564289 LC24134B-UF2 IC (GATE ARRAY) IC3 on MB 1 # F5229806 MX23L6410TC-12 IC (MASK ROM) IC2 on MB 1 # F5289604 A62S6316-55S IC (SRAM) IC7 on MB 1 F5259701 TC74HC04AFN IC (CMOS) IC1 on MB 1 15249104 TC7S04F(TE85L) IC (CMOS) IC9 on MB 1 15259885 TC7S32F(TE85L) IC (CMOS) IC8 on MB 1 15189209 BA15218 IC (OP AMP) IC1 on JB 1 # 02346123 NJM4556AD IC (OP AMP) IC2 on JB 1 00458034 TC75S51F TE85R IC (OP AMP) IC12 on MB 1 15289124 PC-400 IC (PHOTO COUPLER) IC6 on MB 1 15199955 M51957BFP IC (RESET IC) IC10 on MB 1 TRANSISTOR 15119132 2SA1015-GR(TPE2) TRANSISTOR Q5 on JB 1 15129113 2SC1740SR TRANSISTOR Q1 on JB 1 # 02567101 2SJ278 TRANSISTOR Q2 on MB 1 15329518 DTA114TKAT146 TRANSISTOR Q3, Q4 on MB 2 15129204 DTC343TS TP TRANSISTOR Q2, Q3, Q4, Q6 on JB 4