罗兰Roland-TR-505-Rhythm-Composer-Service-Manual维修服务手册说明书含电器原理图

JUN.1986T7-505TR-50SSERVICE NOTESFirst EditionSPECIFICATIONSMemory Capacity48 Preset Rhythm Patterns(Pattern Groups A,B and C,each 16 patterns)48 User's Programmable Rhythm Patterns(Pattern Groups D,E and F,each 16 patterns)Track6 (Max.consecutive 423 bars)Step1 to 16/measureTempo=40to240OutputMax.Level 6.5 Vpp 47KS (MONO OUT)Noise LevelLess than-80dBm (IHFA)Tape In/Out600 baudPower Requirements9VDC(7.2V-10.35V)or AC Adaptor BOSS PSA-100,120,220 or 240Current draw30mADC at 9VBattery lifeApprox.30 hours using SUM-3SDimensions305W1×175(D)×75H)mm12-7/16"×6-7/8"×23/16"Weight820 g/1 Ib.13 oz.including batteriesAccessoriesConnection Cord LP-25OptionsAC Adaptor BOSS PSA-100,120,220 or 240Pedal Switch DP-2Pot.-Pot.RK12K1140Display WindowRK12K1240Key Top-(2202073800】1MC(13279794)100KBx2(2248010700】LCDKnob(13279793)(2248010800jKnob(15029433】(2248010800)Key Top(2247036700】Rubber Pad31 Contacts(12479791)LED redTop CaseSLP.144-40(2201068200](15029144)RolandPrinted in lananRD.2