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Casio WK-1500 manual

Instruction/ maintenance manual of the product WK-1500 Casio

File size: 2.33 mb
Number of pages: 23

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Summary of contents each page of manual

Page 1

GM SOUND KEYBOARD WK-1500 WK-1500 PITCH BEND .
Page 2

— 2 — CONTENTS Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Circuit Description . . . . . .
Page 3

— 3 — MIDI: 16-timbre multi-timbre receive (General MIDI Level 1) Built-in speakers: 12 cm diameter × 2 (output: 5 W + 5 W) Input/Output Jacks Power supply: 12 V DC Headphones: Stereo standard jack Output jacks: Output impedance: 100 Ω Output voltage 2.
Page 4

— 4 — KC0 ~ KC7 SI0 ~ SI7 FI0 ~ FI7 Key Controller LSI107 HG52E35P Working Storage RAM (64K-bit) LSI105 SRM2264LM90-B  KO1 ~ KO3 LED driver IC371 BA612 LS0 ~  LS7 .
Page 5

— 5 — CIRCUIT DESCRIPTION KEY MATRIX KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7 FI0 E1 (1) F1 (1) F#1 (1) G1 (1) G#1 (1) A1 (1) A#1 (1) SI0 E1 (2) F1 (2) F#1 (2) G1 (2) G#1 (2) A1 (2) A#1 (2) FI1 B1 (1) C2 (.
Page 6

— 6 — Name Voltage For operation of VDD +5.2 V CPU, Reset IC, Working storage RAM, KO signal generator DVDD +5.3 V DSP, Key touch LSI, Sound source ROM, Effect RAM AVDD +5.
Page 7

— 7 — CPU (LSI14: HD6433294A19F) The 16-bit CPU contains a 32k-bit ROM, a 1k-bit RAM, seven 8-bit I/O ports, an A/D convertor and MIDIl interfaces. The CPU accesses to the working storage RAM, the DSP and the key touch LSI. The CPU interprets MIDI message using the working storage RAM.
Page 8

— 8 — Pin No. Terminal In/Out Function 1 ~ 8 CD0 ~ CD7 In/Out Dat a bu s 9, 10 CE1, TRSB — Not used 1 1 GND7 In Ground (0 V) source 1 2 CK16 Out Terminal for 24.576 MHz clock check point 1 3 VCC6 I n +5 V source 1 4 C K 0 In Clock input. Connected to terminal CK16.
Page 9

— 9 — DSP  LSI11  HG51B155FD-1 Effect RAM (256K-bit) LSI13 LC33832M-70-TLM Sound Source ROM LSI12 MX23C2410MC-12CA51 CE A0 ~ A20 Q0 ~ Q15 RA0 ~ RA20 RD0 ~ RD15 RA22 D0 ~ D7 A0 ~ A3 SOLP BOK WOK1 EA0 ~ EA14 ED0 ~ ED7 CS WE OE I/01 ~ I/08 A0 ~ A14 ECEB EOEB EWEB PG X11 24.
Page 10

— 10 — CRDB CWRB CKI CCSB    CD0  CD7  CA0 ~ CA2 First contact Second contact KC0  KC7   FI0    FI9 SI0    SI9 Key input sig.
Page 11

— 11 — Pin No. Terminal In/Out Function 1 REQB O u t Not used. FI8 ~ FI10, SI8 ~ SI10 4 VCC I n +5 V source 5 CRDB In Read enable signal input 6 CWRB In Write enable signal input 7 CCSB I n Chip select signal input 8, 9 , 1 1 T, STBY, W In Not used.
Page 12

— 12 — VDD Battery set RESET CPU LSI14 HD6433294A19F Reset IC IC13 RH5VL36AA Working Storage RAM LSI15 TC55257DFL-70L DSP LSI11 HG51B155FD-1 Key Controller LSI16 HG52.
Page 13

— 13 — 1 3 B E F C D 4 5 9 0 A 2 6 7 8 CH1 CH1: 5 V CH2: 5 V CH1 CH1 CH2 CH2 CH3 CH2 CH1 CH3 CH1 CH2 CH3 CH2 CH1 CH2 CH3 CH1: 5 V CH2: 5 V CH1: 5 V CH2: 5 V CH3: 5 V CH1: 5 V CH2: 5 V CH3: 5 V CH1: 5 V CH2: 5 V CH3: 5 V CH1: 20 mV CH2: 20 mV ˜ ˜ A .
Page 14

— 14 — R124 R123 R122 R121 R120 R119 R118 R117 R116 R115 R114 R113 R112 R111 R110 R109 R108 R107 R106 R105 R104 R103 R102 R101 .
Page 15

— 15 — SCHEMATIC DIAGRAMS MAIN PCB JCM717-MA1M 4 6 7 8 9 10 11 13 14 12 1 2 5 3.
Page 16

— 16 — SUB PCB KDM717-MA2M 16 15.
Page 17

— 17 — CONSOLE PCBs KDM717-CN1M/CN2/CN3/CN4.
Page 18

— 18 — KEYBOARD PCBs JCM762T-KY1M/KY2M/KY3.
Page 19

— 19 — EXPLODED VIEW 1 2 3 4 4 4 5 6 7 8 9 11 10 12 14 13 15 16 17 18 19 20 21 22 23 24 25 26 26 26 26 27 28 29 30 31 31 26 32 R-3 R-2 R-1.
Page 20

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 for Spare parts Supply", published seperately. 3. The numbers in item column correspond to the same numbers in drawing.
Page 21

Item Code No. Parts Name Specification Q R Main PCB 1 6925 3130 Main PCB ass'y, M717-MA1M M140443*1 1 B LSI2 2012 4536 LSI, ROM MX23C2410MC-12CA51 1 A LSI3 2012 0777 LSI, RAM LC33832M-70-TLM 1 A .
Page 22

Item Code No. Parts Name Specification Q R 2765 1141 Volume RK1631110-50KB 1 B 6 6925 3570 Knob, Bender M31488-3 1 C Keyboard unit 7 6922 2720 White key set, LT M312118*1 5 A 8 6923 7900 White key set.
Page 23

MA0900761A Sep, 1996.

Read the Casio WK-1500 manual - avoid problems

An important point after buying a device Casio WK-1500 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:

to know how to properly use the device
to know how to perform maintenance/ periodic checks of correct operation of the product Casio WK-1500
to know what to do in case of failure Casio WK-1500

If you have not bought Casio WK-1500 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Casio WK-1500 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Casio WK-1500 you will learn all the available features of the product, as well as information on its operation. The information that you get Casio WK-1500 will certainly help you make a decision on the purchase.

If you already are a holder of Casio WK-1500, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Casio WK-1500.

However, one of the most important roles played by the user manual is to help in solving problems with Casio WK-1500. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Casio WK-1500 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center

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