Casio CPS-130 User Manual

CPS-130CPS-130 is similar to CPS-100. Refer to the CPS-100 service manualfor the circuit description that are not covered in this manual.(without pric

— 10 —TROUBLESHOOTINGNature of Trouble Faulty Block CheckpointNo power Power IC (LA5668N) Pin 2 should have +9 V.Power jack Jack contact.No sound at a

— 11 —EXPLODED VIEW24319-1161523171318678914101112108142322021221919-25

Notes: 1. Prices and specifications are subject to change with-out prior notice.2. As for spare parts order and supply, refer to the"GUIDEBOOK fo

FOB JapanN Item Code No. Parts Name Specification Q M N.R.Yen R * Unit PriceMain PCB Ass'y2010 7294 LSI LC7881C 1

FOB JapanN Item Code No. Parts Name Specification Q M N.R.Yen R * Unit Price3612 0711 Miniature jack YKB21-5101 1 1 B B3612 0789 Jack YKB

FOB JapanN Item Code No. Parts Name Specification Q M N.R.Yen R * Unit Price22 6912 6464 Key top 149 M32440D-45 1 10 C A23 3831

8-11-10, Nishi-ShinjukuShinjuku-ku, Tokyo 160, JapanTelephone: 03-3347-4926Sep, 1994

— 2 —Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2Block Diagram . . . . . . . . . . . . . . .

— 3 —BLOCK DIAGRAMOECE(AR18)AR0 ~ AR17IO0 ~ IO15Main Clock21.7251 MHzKeys and SwitchesKO4 ~ KO19KI1 ~ KI8CPUCDT109-005ROMHN62414PD25ROUTLOUTKO22(APO)V

— 4 —F#3 G#3A#3 C#4 D#4F#4 G#4A#4C#5D#5F#5 G#5A#5F3 G3 A3 B3 C4 D4 E4 F4 G4 A4 B4 C5 D5 E5 F5 G5 A5 B5C6D#3C2 D2E2F2G2A2 B2 C3 D3E3B1A1G1F1E1D1C1C#3A#

— 5 —PCB M5312-MA1MSCHEMATIC DIAGRAMS12 149 118 101513,,1674532Power ICPG2PowerAmp.PG1C P UROMReset ICDACFilter

— 6 —PCB M5312-CN1M

— 7 —PCBs M615K-KY1M, KY2M

— 8 —PCB VIEW67354128, 109, 1113, 1512,14

— 9 —MAJOR WAVEFORMSSignal MICDT109-005 pin 6Power ON1DATALC7881C pin 84BCKLC7881C pin 95LRCKLC7881C pin 66WCK1LC7881C pin 77Key scan signal KO9CDT109