Casio_AP-80R_Service_Manual.pdf

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AP-80R

SEP. 2004

AP-80R

ELECTRONIC KEYBOARD

INDEX

CONTENTS

Specifications ---------------------------------------------------------------------------------------------- 1

Block Diagram --------------------------------------------------------------------------------------------- 3

Circuit Description --------------------------------------------------------------------------------------- 4

Printed Circuit Boards ---------------------------------------------------------------------------------- 6

Disassembly ---------------------------------------------------------------------------------------------- 10

Diagnostic Program ------------------------------------------------------------------------------------ 17

Exploded View ------------------------------------------------------------------------------------------- 20

Parts List --------------------------------------------------------------------------------------------------- 22

Schematic Diagrams ----------------------------------------------------------------------------------- 26

SPECIFICATIONS

GENERAL

Keyboard:

Polyphony:

Tones:

Digital Effects:

Metronome:

Time Signatures:

Tempo Range:

Auto Accompaniment:

Number of Rhythms:

Tempo Range:

Modes:

Accompaniment Volume:

One Touch Presets:

Auto Harmonize:

Built-in Tunes:

Number of Tunes:

Tempo:

Demo:

Song Volume:

Lesson Function:

Song Memory:

Number of Songs:

Recorded Data:

Recording Method:

Memory Capacity:

Pedals:

Registration Memory:

Card Slot:

Other Functions:

Touch:

Transpose:

Tuning:

Display Contrast:

MIDI:

3 types, off

1 octave (F to C to F)

A4 = 440.0Hz

±50

cents (adjustable)

Adjustable

16 multi-timbre receive, GM Level 1 standard

Two (1 Song Recording, 1 Free Recording)

Song Recording:

Right-hand part, left-hand part, both-hand parts

Free Recording:

Track 1 (chord accompaniment), Track 2 (melody)

Real-time

Approximately 5,300 notes (two songs)

Damper, Soft, Sostenuto

Number of Memory Areas: 16 (4 sets

4 banks)

3.3V SmartMedia

Piano Group 50 + Song Group 30 + 10 loaded song data (Approximately 132 kilo-

bytes )

20 to 255

Sequential looping of all 80 preset tunes

Adjustable

Lesson Part: Left hand, right hand

120

20 to 255

Normal; CASIO CHORD; FINGERED; FULL RANGE CHORD

Adjustable

Optimal tone, tempo, layer/auto harmonize on/off settings to match rhythm

12 types; adds harmony notes to melody in accordance with auto accompaniment

chord fingerings.

0, 2, 3, 4, 5, 6

20 to 255

88 piano keys (with touch response)

32 notes, maximum

120 panel tones + 128 GM tones + 10 drum sets; with layer and split

Reverb (4 types), Chorus (4 types)

—1—

Input/Output:

Stereo standard jacks

Output Impedance : 170Ω

Output Voltage : 1.1V (RMS) MAX

LINE OUT (R)(L/MONO): Standard jacks

Output impedance: 2.3kΩ

Output voltage: 1.0V (RMS) MAX

MIC IN:

Standard jack

Input impedance: 3.3kΩ

Input voltage: 10mV

MIDI (OUT) (IN)

USB port

Headphones:

Speakers:

Power Supply:

Power Consumption:

Dimensions:

Digital Piano (without stand): 138.0

47.6

24.4 cm (54

inch)

Digital Piano:

138.1

47.7

84.6 cm (54

inch)

Weight:

Digital Piano (without stand): approximately 41.6 kg (91.7 lbs)

Digital Piano:

Approximately 54.0 kg (119.0 lbs)

ø16 cm

2 + ø5 cm

2 (Output: 20W + 20W)

AP-80R: 120V

AP-80RV: 220-240V

60W

—2—

Button/LED Controller

UPD65881GK-1019ETA

IC601 (CNA1 PCB)

Button

MA1,MA21~23

MD7~15

MWEB,MRDB

TXDO

RXDI

LED

SMART MEDIA DRIVER

UPD65891GA-0129EUA

IC10 (MAA1 PCB)

Keyboard

KC0~7

MA1~22

MD0~15

MA1~17

IC7 (MAA1 PCB)

VBUS,-D,+D

SOFT,SOSTENUTO,DAMPER

ROM(8MB)

MR27V6402GOLDTN08

IC9 (MAA1 PCB)

MPU

ML6763B-NNTC-116

FI0~10

SI0~10

RAM(128K×16 Static RAM)

CY62136DV30LL55ZIT

IC11 (MAA1 PCB)

MD0~15

RESET

VD3(3V)

MIN

MOUT

USB

BLOCK DIAGRAM

—3—

Power Supply

VA5(5V)

VA15(15V)

DB4~7

CONT,RS,RW,E

RESET

IC1, Q1

(MAA1 PCB)

IC2~4,Q7,8,D13,14,17,

18,21~24 (PS1 PCB)

BCK, SD0, LRCK

D/A Converter

UPD63200GS

IC4 (MAA1 PCB)

Filter

NJM2068DD

IC6,8 (PS1 PCB)

Main Volume

PEDAL

OUT

MIDI

COM1 ~ COM16

Filter

NJM2068DD

IC9 (PS1 PCB)

LCD Controller

Filter

NJM2068DD

IC5 (PS1 PCB)

Mute

Power AMP

LM4765

IC1 (PS1 PCB)

LINE OUT

LCD

MIC VR

IC1:ML9040-B02GA

IC2:MSM5259GS-K

IC3:MSM5259GS-K

(LCA1 PCB)

SEG1 ~ SEG120

MIC

HEADPHONE

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