Yamaha CP-80 Electric Grand Piano — Schematics

Yamaha CP-80 Electric Grand Piano — Schematics

' CP-80 OVERALL CIRCUIT DIAGRAM 006806 CP —80(1978. 9. #100!1~) B Cc D E F G H | J K L PICK UP_UNIT| [TR] _ _ [LEFT PANEL| — —_ — —_ = — —_ — (SIGNAL OUTPUTS) 28 #186 24 p =< = @x =Os ~ Say a2 =A cl02 R107 —~ “3 BUFFER an BUFFER BUFFER PREAMPLIFIER o500r 33K ET? 2] Fete |AMPLIFIER FETQ |AMPLIFIER rete |AMPLIFIER wi 3p 88 PIEZO ELECTRIC PICKUPS FETE bois wn cos! | | x c1i2 is|e |! r = _ e) CH 1 [5 ce) iA aon 50a# =~ gar® 836 pac Out | ” oul ol | | Ap | ; | ry TT es rer] l s-£ LINE OUT (-20dam) CANNON CONNECTOR I IL [ if iL if [ x<| |g : L 0° 2 BAL. (XLR-3-32) I of} | a L cus 1T4 re) O- --------— C-——-—- Oo C}---O wo 5 =——" aT F x 10/25 6090025 a y WH > j + ) > sas x< fey 2 2 2 U7 2 Z zs SH RIS amy 2] a Off Moe y 1px eNy oy tl ox =” rT toe L © ial Sxs8Zrtuss ey? ye) & ux “fea) one 2 ate =Oe jz 2 8 = = Oo Oo [tad rc . cl29 : : MIXING CAPACITOR Uh 100P BRILLIANCE LEVEL VOLUME t B2F" 0.022yF 836 = a - DEPTH zie =, VRI 2 = | | EH : ; 7 ves OSS N _ _| Alookx a FS cs MIDDLE fae 1 HIGH CH1 | I oO oO . - } cS aN MEDIUM 4 a | JACK OUT P ¢—o Low => (—20dBm) UNBAL. | xS | f cH2 4 G 3 <j] | => Ja | 7 ] 5 . . Oo 6 { ¥ Bane ' [RIGHT PANEL] ' ——— _ — LL. 5 i (POWER SOURCE) = - AG PO MIDDLE BASS TREBLE = VOLTAGE_FOR PREAMPLIFIER : PI = TR201- _IC201 => 280458 FS78l2L AC ADAPTOR INPUT 5 CANNON CONNECTOR (XLR-2~-32) cl2 POWER tr-~-- TAT o4 ou SW . I ; me es ee ee octal yt «ll ow oc —e-—— | i l 38K an Ree AM Ss PATCH VV¥ ¥yYy ay N 5 ld SS, e (4h | 1¢102(1/2) M | 8% Icrogeve) ess ci I = 7 le ESAS5S ON ast Z) | _—}Re-45580N cri LS a3 Po” 7 ess. trioz Wa ~ | Sy - AU QUTt-zoaamil He 1 | Gye ““escassc | 2 LIN tore ascassc | = f. ; —-—-— a I - DRIVER a ee ee eee ee | | FRONT PANEL I] 2 rs mee Ll; 4 > oe r—t7} | SOURCE VOLTAGE FOR TREMOLO CIRCUIT « Lo ASBa6 FO oS su of I is | es «£22 t f = _ Cy OSCILLATOR Tt 4 Lot OSCILLATOR CF | ! (Earth) ire) oD ww bpp a - 5 wy oy On _ 2 a 2 m = . 3] 8" woz Vii x box Bas +05 nos ZA] | 1 BL Black = -VI_-~D Violet “ al = jee toi = ex x2) BR > Brown GY D Gray i RE» Red . WH P White OR » Orange GG P Grass Green YE P» Yeliow SB > Sky Blue « SIGNAL SYSTEM : GRP Green PK > Pink S ) SPEED 4 é | ry SAI vee \ \ BE > Blue wea? cous me G@-—— + B seh \__SBlook x2 ~ ___ _TREMOLO SW | ots. . — $2 $2 _ sl is! _ - fiaA__<D cra ab ene AC ADAPTOR’S NAME PLATES & CIRCUITS @ JAPANESE MODEL @ US.and CANADIAN MODEL @ AUSTRALIAN and S.AFRICAN MODEL @ EUROPEAN MODEL @ GENERAL EXPORT MODEL MODEL GA-50061 . INPUT AC !00V SOHz GVA 60Hz 5.5VA OUTPUT DCI2V 200mA- ° * VY 91-9577 eS) O—O ©—O y, , Connon Plug 470uF 723 top-t XLR- 20-110 | Jol C== Cannon Plug XLR = 28-116 OUTPUT:12¥.D.C.200MAMPS GA-50063 USTED 672) GE : Lgaazep TAMRADIO W MADE IN JAPAN() Do not expose [CAUTION- to rain ATONE S25 loD-1 oo rt tt 44 ACI20V GOH: INPUT AC220V 50Hz6VA OUTPUT DCI2V 200mA £7T500mA =T25/E TAMRADIO -MADE. IN JAPAN DO NOT EARTH: DOUBLE INSULATED @—® O—© Cannon Plug 1 LL ATOBF/25 Cannon Plug + XLR= 28-1 SIRBA-IO = aczz0v a SOHr 0.28 - Rv O.5Aa XLR = 2A= 116 02h INPUT AC220V 50Hz6VA OUTPUT DCI2V 200mA €+ T500mA_) T25/E TAMRADIO MADE IN JAPAN a 2. @—® O—9 {| TAMRADIO — AC ADAPTOR . AC ADAPTOR AC ADAPTOR TAMRADIO | AC ADAPTOR. INPUT: 20V.4aHlz SWATIS MODEL GA-50085 MODEL _GA-S0066 ATOpF/ 25 aay! bien Bo Connon Plug XLA=2a-tic ‘AC ADAPTOR MODEL GA-50069 INPUT. 220~240V¥ SOHz 6VA OHz 5.5VA OUTPUT DCI2ZV 200mA @—8 O—0 © 470yF725 10 O- = +4 2 t 0.24 ac 220-~240V, C] SOHz Lonofavao) fav