Roland DB-700 Service Manual 电路图.pdf

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1、 May. 2000DB-700 1 Copyright 2000 ROLAND CORPORATION All rights reserved. No part of this publication may be reproduced in any form without the written permisson of ROLAND CORPORATION. TABEL OF CONTENTSPage SPECIFICATIONS. .1 LOCATION OF CONTROLS . .2 EXPLODED VIEW. .34 BLOCK DIAGRAM. .5 PARTS LIST

2、. .67 TEST MODE. .8 DC OFFSET ADJUSTMENT . .10 NOTES IN INSTALLING THE DSP BOARD . .10 CIRCUIT DIAGRAM & BOARD . .1115 SPECIFICATIONS Different point between the DB-700UT and DB-700JT Please refer to the followings 1. Nameplate Please confirm the Nameplate (Rear side of DB- 700 unit) Rated Power Out

3、put 250 W Nominal Input Level (1KHz) INPUT HIGH: 30 dBm/1 M ohms INPUT LOW: 20 dBm/300 k ohms (AMP TYPE: SOLID STATE) INSERT RETURN: +4 dBm Nominal Output Level BALANCED DI: +4 dBm INSERT SEND: +4 dBm LINE OUT (XLR): +4 dBm LINE OUT (PHONE): +4 dBm 0 dBm=0.775 Vrms Speakers 38 cm (15 inches) x 1 Hor

4、n Tweeter x 1 Memory A, B (2 memories) Controls AMPLIFIER TYPE Switch (3 types) GAIN Knob VOLUME Knob COMPRESSION Knob SHAPE Switch EQUALIZER BASS Knob MIDDLE LEVEL Knob MIDDLE FREQUENCY Knob TREBLE Knob D-CHORUS INTENSITY Knob (with Switch) MASTER Knob PROGRAM MANUAL Button A Button B Button WRITE

5、Button POWER Switch GND LIFT Switch Indicators POWER INJECTION (2 colors) D-CHORUS POWER Connectors INPUT Jacks (HIGH, LOW) PHONES Jack BALANCED DI Connector INSERT Jacks (SEND, RETURN) LINE OUT Jacks (XLR type balanced, 1/4 TRS Phone type balanced) FOOT SWITCH Jacks (TIP: A/B RING:MANUAL, CHORUS) P

6、ower Supply AC 117 V, 230 V or 240 V Power Consumption 290 W (117 V, 230 V, 240 V) Dimensions 578(W) x 407 (D) x 598 (H) mm 22-13/16 (W) x 16-1/16 (D) x 23-9/16 (H) inches (include casters) 578(W) x 407 (D) x 559 (H) mm 22-13/16 (W) x 16-1/16 (D) x 22-1/16 (H) inches (not include casters) Weights 34

7、.0 kg / 75 lbs Accessories Owners ManualEnglish(02235123) Japanese(02235112) Caster (00677923) Options Foot Switch FS-5L (BOSS) * In the interest of product improvement,the specifications and/or appearance of this unit are subject to change without prior notice. 17059024 Printed in Japan (AA00) (HK)

8、 UT/JT RadioFans.CN 收音机爱 好者资料库 2 May. 2000DB-700 LOCATION OF CONTROLS KNOB(G2477116) ROTARY SWITCH SRBM13N-F15 (13119218) PUSH BUTTON #521 (2249752100) SWITCH SPUP128100 (01782623) KNOB(G2477116) POT.RK09L1120 10KB C.CLICK (00787389) KNOB(G2477116) POT.RK0971111 10KB W/SWITCH (01782590) LED(RED/GREE

9、N) L-3WSRSGW-CC (F5029111) CHASSIS(G281714101) 6.5MM JACK YKB21-5166 (01782656) 6.5MM JACK (STEREO) YKB21-5005 (13449263) KNOB(G2477116) POT. RK09L1120 10KB (13289229) LED (RED) L-34HDSL (1502928100) AC SWITCH BUTTON BLACK #650 (2247765000) AC POWER SWITCH SDDFC-3B-2 TV-8 8A/250V (02121801) DS-KEYTO

10、P SD4H BLK (00900178) LED (RED) L-174XIT (F5029118) TACT SWITCH EVQ21305RU00G (13169752) 6.5MM JACK YKB21-5011 (13449149) 6.5MM JACK YKB21-5011 (13449149) 6.5MM JACK YKB21-5005 (13449263) 6.5MM JACK(STEREO) YKB21-5009 (13449148) 6.5MM JACK YKB21-5011 (13449149) SLIDE SWITCH SSSU12584A (13159178) XLR

11、 SOCKET YKF52-5003(00122123) (FRONT VIEW) (REAR VIEW) ALL JACK NUT JACK NUT #756 (22150756) RadioFans.CN 收音机爱 好者资料库 3 May. 2000DB-700 EXPLODED VIEW d e 2 5 6 7 10 11 13 4 b b c e c f f 8 a b 3 h g 1 a 12 i b 4 9 (DB-700JT ONLY) Parts List NO.Part CodePart NameDescription 17055153CABINET ASSYDB-700UT

12、 only TE000031CABINET ASSYDB-700JT only CABINET ASSY include the following parts. 22310207HANDLE (H40)231-207 W/ESCUCHEON (2 HOLES) 170550352-LEG METAL CORNER BLACK 17055154RUBBER FOOT9104 17055193CHROME GRILL 17055146ROLAND SILVER LOGORL3 17055166FFP SILVER LOGO 17055194SPEAKER15INCH 17055062SPEAKE

13、R HORN TWEETERKHN08L08 (025H27)150W 17055067TWEETER GASKET 00677923CASTER3020-11-SR + SOCKET 17055140HANDLE W/ROLAND LOGOH1104 17055207EMI SHEILD PAPER Screw NO.Part CodePart NameDescription 40010601SCREW M5X35ORIGINAL TRUSS MACHINE BZC 17055168SCREW #8X3/4TRUSS HEAD PHLL WOODDB-700UT only TE930136S

14、CREW 3.5X12TRUSS TAPPING A FEBCDB-700JT only 17055175SCREW #4X1/2OVAL HEAD PHLL SHEET METALDB-700UT only 40230789SCREW M3X10OVAL MACHINE BZCDB-700JT only 17055021TINNERMAN FAST NUT #4DB-700UT only 40011689SPEED NUT M3F-TYPEDB-700JT only 17055176SCREW #10X1/2 TRUSS HEAD PHLLSTAINLESS STEEL SHEET META

15、LDB-700UT only 40348112SCREW 5x20SUS(+) STS A TRUSS 5x20DB-700JT only 17055068SCREW #8-32X1TRUSS HEAD BLACK OXIDEDB-700UT only 40010145SCREW M4X25TRUSS FE BZCDB-700JT only 17055070SCREW #10-32X1OVAL HEAD PHLL BLACK OXIDEDB-700UT only 40010478SCREW M5X25OVAL MACHINE FE BZC FOR HANDLEDB-700JT only 170

16、55069SCREW #8X1/2TRUSS HEAD PHLL WOODDB-700UT only TE930136SCREW 3.5X12TRUSS TAPPING A BCDB-700JT only 40010690SCREW 4X30TRUSS TAPPING A BCDB-700JT only 1 2 3 4 5 6 7 8 9 10 11 12 13 a b c d e f g h i RadioFans.CN 收音机爱 好者资料库 4 May. 2000DB-700 EXPLODED VIEW Parts List NO.Part CodePart NameDescription

17、 G281714101CHASSIS G2467413HEATSINK G349712301AC CORD ASSYVCTF 100V G349712402AC CORD ASSYSJT 117V G349712501AC CORD ASSYSY010 230VD G349712801POWER CORD 230VE G349712601AC CORD ASSYFC-305 240VA 12369410RTAC CORD HOLDER1702B G2457149TRANSFORMER100V/117V G2457150TRANSFORMER230/240V G2207106CHASSIS HO

18、LDER 00900178D S-KEYTOPSD4H BLK 2249752100PUSH BUTTON#650 22150756JACK NUT215-756 F2449212CHOKE TRANS230V ONLY G2477116KNOB 01893423FERRITE CORETFCK-23-11-14 2247765000AC SWITCH BUTTONBLACK #521 G2467110HEATSINK H5319105INSULOK TIEYJ-368 Double Sided Tape #9890 Double Sided Tape 02128534POWER BOARD

19、ASSY 230V/240V 02128534POWER BOARD ASSY 230V/240V 02128534POWER BOARD ASSY 230V/240V 02128534POWER BOARD ASSY 230V/240V 02233356DSP BOARD ASSY(EXG) 02128534POWER BOARD ASSY 230V/240V 02128534POWER BOARD ASSY 230V/240V 40016634INSULATING SHEETBFG-20 E-2 02128534POWER BOARD ASSY 230V/240V 02128534POWE

20、R BOARD ASSY 230V/240V 02128534POWER BOARD ASSY 230V/240V 02128534POWER BOARD ASSY 230V/240V 02128534POWER BOARD ASSY 230V/240V 02128534POWER BOARD ASSY 230V/240V 02128534POWER BOARD ASSY 230V/240V 02128534 POWER BOARD ASSY 230V/240V POWER BOARD ASSY include the following parts. PS1 BOARD MEMORY SWI

21、TCH BOARD POWER BOARD INPUT JACK BOARD TW BAORD JACK BOARD Q8 Q7 Q6 Q5 IC1 Q13 Q18 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 18 19 20 21 23 24 26 27 28 29 30 31 32 Screw NO.Part CodePart NameDescription a40010301SCREW M3X20BINDING MACHINE BZC b40128689SCR

22、EW M5X8TRUSS BC c40011490SCREW M3X6PAN MACHINE W/SW BZC d40010345SCREW M4X10BINDING MACHINE FE BZC e40010323SCREW M4X6BINDING MACHINE FE BZC f40011312SCREW 3X8BINDING TAPTITE P FE BZC g40011756FLANGE HEX NUT M3ZC hAC CORD EARTH END (117V or 230V/240V) I40011501SCREW M3X8PAN MACHINE W/SW+PW FE BZC j2

23、2157503STAND OFFM3 L=40 k40011767FRANGE HEX NUT M4FECM l40011889EXTERNAL TOOTH WASHER M4FECM m40012867SCREW M3X8PIN MACHINE W/SW+PW ZC n40012534SCREW 3X6BINDING TAPTITE S FE BZC oG2157509STAND OFFL=60 p22157513STAND OFFL=12 q40128923HEX NUT M7 r17048651VR ACCESSORY WASHER M7 s17048630VR ACCESSORY NU

24、T M9 t17048631VR ACCESSORY WASHER M9 u40340812SCREW M3X10PAN MACHINE W/SW BZC vG2157510STAND OFFL=15 wEARTH END 5 May. 2000DB-700 A B C D E F G H I J K L M N O P Q R S T U 12345678910111213141516171819202122232425262728 BLOCK & WIRING DIAGRAM IC9 CN1 CN10 VR & SW GND LIFT CN2 W16 PS1 BOARD FOOT SW C

25、N10 TWEETER LED & SW INPUT HIGH CN1 W19 POWER BOARD IC13 CN5 W21 LIMITTER LEVEL DETECTION RETURN FOOT SW A/D/A CN11 AF AD CIRCUIT DRAM CN9 CN11 CPU FLASH MEMORY W15 DSP BOARD CN3 SEND CN3 CN4 EEPROM CN8 TRANSFORMER LINE OUT DSP CIRCUIT INPUT JACK BOARD CHORUS JACK BOARD W20 POWER AMP. SRAM IC11 INPU

26、T LOW IC12 IC8 W18 BALANCED DI OUT CN2 IC4 MANUAL / A / B WOOFER IC10 MEMORY SWITCH BOARD W17 Q1 IC1B IC1A IC2A IC2BIC3B IC3A IC5A IC5B MASTER VOL JK4JK5 SW1 POWER SUPPLY A+15V, A-15V, +VCC, -VCC D+5V,DGND HPF JK3JK6JK7JK8JK9 IC2A A+15V, A-15V D+5V DGND POWER SUPPLY A+5V JK1 JK2 CIRCUIT CIRCUIT HOT

27、COLD COLD HOT PHONES JK10IC2B VR10 PHONES DETECTION AGNDAGND TW BOARD CN4 CN9 W14 A A A 6 May. 2000DB-700 PARTS LIST CASINGQty #17055153CABINET ASSYFOR DB-700UT ONLY1 #TE000031CABINET ASSYFOR DB-700JT ONLY NOTE : CABINET ASSY includes the following parts. 170550352-LEG METAL CORNER BLACK8 17055140HA

28、NDLE W/ROLAND LOGOH11042 22310207HANDLE (H40)231-207 W/ESCUCHEON (2 HOLES)1 17055154RUBBER FOOT91044 # 17055207EMI SHEILD PAPER1 SOUND CARPET1 #17055193CHROME GRILL1 17055166FFP SILVER LOGO1 17055146ROLAND SILVER LOGORL31 CHASSISQt #G281714101 CHASSIS1 KNOB, BUTTONQt 2247765000 AC SWITCH BUTTONBLACK

29、 #6501 00900178D S-KEYTOPSD4H BLK1 G2477116KNOB10 2249752100 PUSH BUTTONBLACK #5211 SWITCHQt 13169752EVQ 213 05R(100G)TACT SWITCHon MSB SW2, SW3, SW4, SW54 01782623SPUP128100PUSH SWITCHon PB SW71 13119218SRBM13N-F15ROTARY SWITCHon PB SW81 13159178SSSU12584ASLIDE SWITCHon JB SW11 #02121801SDDFC-3B-2

30、TV-8 8A/250VPOWER SWITCHon PS1B SW61 JACK, SOCKETQty 13449263YKB21-5005 W/SWICH6.5MM JACKon JB JK8, PB JK102 13449148YKB21-5009JACKon JB JK71 13449149YKB21-5011JACKon JB JK4, JK5, JK9,on IJB JK24 01782656YKB21-5166JACK 6.5MMon IJB JK11 00122123YKF52-5003XLR SOCKETon JB JK3, JK62 SPEAKER, BUZZERQty 1

31、7055062KHN08L08 (025H27)150WSPEAKER HORN TWEETER1 #17055194SPEAKER15INCH 8ohm WOOFER1 17055067TWEETER GASKET1 PWB ASSYQty #02233356DSP BOARD ASSY(EXG)1 #02128523POWER BOARD ASSY 100V/117V1 #02128534POWER BOARD ASSY 230V/240V1 ICQty 01453078HD6433042B83F V1.00IC (CPU MASK)on DSB IC101 F5179601HT24C02

32、 SOPICon DSB IC81 15289123M51953AFP-600CIC (RESET)on DSB IC141 15189261M5218AFP-600EIC (BIPOLAR OP AMP)on DSB IC1, IC2, IC3, IC54 15189251M5218APIC (BIPOLAR OP AMP)on PB IC2, IC32 01900490MBM29F040C-70IC (FLASH MEMORY)on DSB IC121 15199207TA7805SIC(V.RGL)on PB IC1,on DSB IC62 00892556TC170C140AF-003

33、 (ESP2)IC (CUSTOM)on DSB IC91 15169596TC74HC4051APIC (CMOS)on PB IC41 01126767UDA1309HIC (A/D D/A)on DSB IC41 F5279510V53C16256H-50IC (DRAM 4M)on DSB IC111 F5289602V62C5181024-70IC (SRAM)on DSB IC131 TRANSISTORQty 151191132SA1015-GRTRANSISTORon MSB Q10, Q12, on Q21, Q30, Q335 151191602SA1349-GRTRANS

34、ISTORon PB Q191 017826122SA1494POWER TRANSISTORon PB Q7, Q82 151197232SA1837TRANSISTORon PB Q16, Q262 151191582SA970-GRTRANSISTORon PB Q14, Q152 151291512SC1815-GR(TPE2)TRANSISTORon MSB Q9, Q11, on PB Q22, Q24, Q28, Q35, Q36 7 151291922SC2240-GR(TPE2)TRANSISTORon PB Q31, Q322 151291522SC2878-A(TPE2)

35、TRANSISTORon JB Q1, Q2, Q3, Q4, on PB Q23, Q27, Q347 151292092SC3381-GRTRANSISTORon PB Q201 017826012SC3858POWER TRANSISTORon PB Q5, Q62 151297322SC4793TRANSISTORon PB Q17, Q252 151391032SK30ATM-GRFET TRANSISTORon PB Q291 #021263672SB1016AYTRANSISTORon PB Q181 #021263782SD1407AYTRANSISTORon PB Q131

36、DIODEQty F50192031N4004DIODEon PB D91 150191261SS133 T-77SWITCHING DIODEon PB D7, D11, D12, D13, D15, D17, D18, D19, 14 D20, D21, D22, D23, D24, D25 15339119T0 1SS352(TPH3)SWITCHING DIODE on DSB D1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12 12 #F5019404MTZJ16BDIODEon PB D10, D14, D16, D264 F5029

37、118L-174XITDIODEon MSB D1, D2, D3, D44 1502928100 L-34HDSLLEDon PB D27, D282 F5029111L-3WSRSGW-CCLED (RED/GREEN)on MSB D51 F5039112DG PBPC803DIODEon PB D61 F5039118W04GDIODEon PB D81 RESISTORQty F38391810.33 OHM 5WCEMENT RESISTORon PB R56, R62, R66, R784 F3839186100 OHM 5WCEMENT RESISTORon PB R46, R

38、63, R109, R1104 F3749113100 OHM 1/2WCARBON RESISTORon DSB R11 F381990527 OHM 1/2WMETAL OXIDE RESISTORon PB R1001 F381990733 OHM 1/4WMETAL OXIDE RESISTORon PB R401 F381990847 OHM 1/4WMETAL OXIDE RESISTORon PB R1081 #02127090ERQ14AJ221FUSE RESISTERon PB R48, R862 #02127089ERQ16NK2R2EFUSE RESISTERon PB

39、 R44, R45, R94, R984 15399917MNR34J5ABJ103RESISTOR ARRAYon DSB RA1, RA2, RA4, RA5, RA6, RA76 #F38396045.1 OHM 5WCEMENT RESISTORon PB R30, R31, R323 POTENTIOMETERQty 13299265EVN-D8AA03B14 10KBTRIMMER POTENTIOMETERon PB VR11 01782590RK0971111 10KB W/SW9M/M ROTARY POTENTIOMETER on PB VR91 13289229RK09L

40、1120 10KB9M/M ROTARY POTENTIOMETER on PB VR2, VR3, VR4, VR7, VR105 00787389RK09L1120 10KB CC9M/M ROTARY POTENTIOMETER on PB VR5, VR6, VR83 CAPACITORQty F36391413300UF/16VELECTOLYTIC CAPACITORon PB C401 1363954833UF/16ELECTOLYTIC CAPACITORon DSB C431 F3639553470UF/16VELECTOLYTIC CAPACITORon PB C321 #

41、F36592574700UF/100VELECTOLYTIC CAPACITORon PB C42, C592 #F3639241470UF/100VELECTOLYTIC CAPACITORon PB C25, C582 #F3639162470UF/25VELECTOLYTIC CAPACITORon PB C45, C46, C49, C504 #02127056ECQE2224KFPOLYEST. CAPACITORon PB C231 F3519502EC8472MHCERAMIC CAPACITORon PB C311 01563789ECQE1335KFPOLYEST. CAPA

42、CITORon TWB C21, TWB C222 F3519501PY17FY472MLO 472/250VCERAMIC CAPACITORon PS1B C351 SAFETY PRECAUTIONS: The parts marked have safety-related characteristics. Use only listed parts for replacement. SAFETY PRECAUTIONS: The parts marked have safety-related characteristics. Use only listed parts for re

43、placement. QTYPART NUMBERDESCRIPTIONMODEL NUMBER Ex.1022575241Sharp KeyC-20/50 152247017300Knob (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). ! !

44、! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! 7 May. 2000DB-700 INDUCTOR, COIL, FILTERQty #F2449212CHOKE TRANS230V ONLY1 #F2449211COIL0.18MHon TWB L81 12449347EXC ELDR35VFERRITE-BEAD on PB L1, L2, L3, L4, L5, L6, L7, L9, L10, L11, on DSB L1,L2 10 01893423TFCK-23-11-14FERRITE CORE1 CR

45、YSTAL, RESONATORQty 00894034MA-406 16.000MHZ TE24CRYSTALon DSB X21 01453167SG-8002DC 67.7376MHZ PHCOSCILLATORon DSB X11 FUSE, FUSE HOLDERQty F25591075ST T125L/250VFUSEon PB F3, F42 F25591095ST T800L/250VFUSEon PB F21 #F25591105TT 8A/125V SB TYPE (100V/117V)FUSEon PS1B F11 #F25591115ST T4AL/250V (230V/240V)FUSEon PS1B F11 12199550RT HTF-015FUSE HOLDERon PS