Casio CPS-130 Manuale utente
CPS-130
CPS-130 is similar to CPS-100. Refer to the CPS-100 service manual
for the circuit description that are not covered in this manual.
(without price)
CPS-130
ELECTRIONIC KEYBOARD
— 2 —
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Key and switch Matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Schematic Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
PCB View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Major Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Exploded View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Electrical
Current drain with 9 V DC:
No Sound Output 80 mA ±20%
Maximum volume 350 mA ±20%
with any 10 keys pressed in Piano tone
Volume: Maximum, Sustain: ON
Phone output level (Vrms with 8 Ωload each channel) 87 mV ±20 %
with key C5 pressed in Piano tone, Volume: Maximum
Line output level (Vrms with 47 kΩload each channel) 470 mV ±20 %
with key C5 pressed in Piano tone, Volume: Maximum
Minimum operating voltage: 6.5 V
General
Number of keys: 61
Polyphonic: 10-note
Preset tones: 5, including: Piano, Harpsichord, Vibraphone, Jazz organ, Pipe organ
Demonstration tune: Ballade Pour Adeline
Tuning control: 442 Hz ±30 cents
Built-in speakers: 12.0 cm dia. 1.1 W Input Rating: 2 pcs.
Terminals: Output jack [Output impedance:30 Ω, Output voltage: 1.2 V (rms) MAX]
Sustain jack, AC adapter Jack (DV 9 V)
Power source: DC: 6 D size dry batteries
Battery life: Approx. 10 hours (SUM-1/R20P)
AC: AC Adapter AD-5
Power consumption: 4.2 W
Dimensions (HWD): 116 x 970 x 364 mm
(4-5/8 x 38-1/4 x 14-3/8 inches)
Weight: 8.4 kg (18.5 lbs) including batteries
SPECIFICATIONS
CONTENTS
— 3 —
BLOCK DIAGRAM
OE
CE(AR18)
AR0 ~ AR17
IO0 ~ IO15
Main Clock
21.7251 MHz
Keys and Switches
KO4 ~ KO19
KI1 ~ KI8
CPU
CDT109-005 ROM
HN62414PD25
ROUT
LOUT
KO22
(APO)
VCCAVDDVDD
Power Amp.
LA4127
Output
Power IC
LA5668N
Filter (R)
M5218APR
Filter (L)
M5128APR
Speakers
Main Volume
Control
PG1
Reset IC
S8053ALR
DATA
BCK
WCK1
LRCK
DAC
LC7881C
DVDD
PG2
MIDI Clock
2 MHz
Reset
— 4 —
F#3 G#3 A#3 C#4 D#4 F#4 G#4 A#4 C#5 D#5 F#5 G#5 A#5
F3 G3 A3 B3 C4 D4 E4 F4 G4 A4 B4 C5 D5 E5 F5 G5 A5 B5 C6
D#3
C2 D2 E2 F2 G2 A2 B2 C3 D3 E3
B1A1G1F1E1D1C1
C#3A#2G#2
F#2D#2
C#2
A#1
G#1F#1D#1
C#1
Nomenclature of Keys
KEY AND SWITCH MATRIX
KI1 KI2 KI3 KI4 KI5 KI6 KI7 KI8
KO4 C1 C#1 D1 D#1 E1 F1
KO5 F#1 G1 G#1 A1 A#1 B1
KO6 C2 C#2 D2 D#2 E2 F2
KO7 F#2 G2 G#2 A2 A#2 B2
KO8 C3 C#3 D3 D#3 E3 F3
KO9 F#3 G3 G#3 A3 A#3 B3
KO10 C4 C#4 D4 D#4 E4 F4
KO11 F#4 G4 G#4 A4 A#4 B4
KO12 C5 C#5 D5 D#5 E5 F5
KO13 F#5 G5 G#5 A5 A#5 B5
KO14 C6
KO16 Piano Jazzorgan Pipeorgan
KO18 Power OFF Power ON
KO19 (Sustain)
Harpsi-
chord Vibra-
phone
Demon-
stration
— 5 —
PCB M5312-MA1M SCHEMATIC DIAGRAMS
12 14 9 11
8 10
15
13
,
,
1
6
7
4
5
32
Power IC
PG2
Power
Amp. PG1
C P U
ROM
Reset IC
DAC
Filter
— 6 —
PCB M5312-CN1M
— 7 —
PCBs M615K-KY1M, KY2M
— 8 —
PCB VIEW
67354
1
2
8, 109, 1113, 15
12,14
— 9 —
MAJOR WAVEFORMS
Signal MI
CDT109-005 pin 6
Power ON
1
DATA
LC7881C pin 8
4
BCK
LC7881C pin 9
5
LRCK
LC7881C pin 6
6
WCK1
LC7881C pin 7
7
Key scan signal KO9
CDT109-005 pin 44
2
Key scan signal KO19
CDT109-005 pin 34
3
DAC output: LC7881C pin 1
8
DAC output: LC7881C pin 20
Tone: Flute
Key: A3
9
DAC output: LC7881C pin 1
0
DAC output: LC7881C pin 20
Tone: Piano
Key: A3
A
1
4
5
9
80
A
7
6
2
3
— 10 —
TROUBLESHOOTING
Nature of Trouble Faulty Block Checkpoint
No power Power IC (LA5668N) Pin 2 should have +9 V.
Power jack Jack contact.
No sound at all Power IC (LA5668N) Pin 6 should have +5 V.
Power amp (LA4127) Check output signals of pins 1 and 20.
Main clock generator Check oscillation at pin 105 of CPU.
CPU (CDT109-005) Pin 6 should receive a trigger pulse when
turning on the power switch.
ChecksignalsDATA,BCLK, WCK1and LRCK
of pins 107, 109, 111, and 112.
ROM (HN62414PD25) Check address/data bus.
Reset IC (S8053ALR) Pin 1 should provide a low level pulse when
the AC adapter is connected.
Key and switch matrix Open circuit on KO or KI line.
Key and switch matrix Dust on the con tact.
Distorted sound Power IC (LA5668N) Check voltages of pins 2 (+9 V) and 6 (+ 5 V).
ROM (HN62414PD25) Check address/data bus.
CPU (CDT109-005)
Certain keys or switches
do not function
Acertainkeyorswitchdoes
not function
Filter output: M5218APR-1 pin 1
B
Filter output: M5218APR-1 pin 7
Tone: Piano
Key: A3
C
C
B
Filter output: M5218APR-1 pin 1
D
Filter output: M5218APR-1 pin 7
Tone: Flute
Key: A3
E
E
D
Indice
Altri manuali Casio Tastiera elettronica
Casio
Casio Privia PX-410R Documento tecnico
Casio
Casio Casiotone MT-520 Manuale utente
Casio
Casio HT-3000 Manuale utente
Casio
Casio CTK-100 Manuale utente
Casio
Casio MA-100 Manuale utente
Casio
Casio LK-50 Manuale utente
Casio
Casio LK-300TV Manuale utente
Casio
Casio SK-60 Manuale utente
Casio
Casio CDP-100 Manuale utente
Casio
Casio CTK-1100 Manuale utente
Casio
Casio CTK-2000 Documento tecnico
Casio
Casio Privia PX-320 Manuale utente
Casio
Casio PS-3000 Manuale utente
Casio
Casio WK-7500 Documento tecnico
Casio
Casio Privia PX-110 Manuale di istruzioni e di sicurezza
Casio
Casio AT-5 Manuale utente
Casio
Casio LK-50 Manuale di istruzioni
Casio
Casio Casiotone MT-220 Manuale utente
Casio
Casio ToneBank CT-680 Manuale utente
Casio
Casio ToneBank CT-395 Manuale utente
Manuali Tastiera elettronica popolari di altre marche
Yamaha
Yamaha PortaTone PSR-225GM Manuale utente
Behringer
Behringer U-CONTROL UMX49 Manuale utente
Yamaha
Yamaha Portatone X2500 Manuale utente
Yamaha
Yamaha Portatone PSR-100 Manuale utente
Keith McMillen Instruments
Keith McMillen Instruments K-Board Pro 4 Scheda tecnica
Yamaha
Yamaha PortaSound PCS-30 Manuale utente
