Casio CTK-330 Service Manual

Casio CTK-330 Service Manual

Electrionic keyboard

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CTK-330
100 TONES
PIANO
ORGAN
GUITAR/BASS
STRINGS/ENSEMBLE
BRASS
REED/PIPE
00 PIANO 1
10 ELEC ORGAN 1
20 GUT GUITAR
30 VIOLIN
40 TRUMPET
50 SOPRANO SAX
01 PIANO 2
11 ELEC ORGAN 2
21 ACOUS GUITAR
31 CELLO
41 TUBA
51 ALTO SAX
02 HONKY-TONK
12 ELEC ORGAN 3
22 JAZZ GUITAR
32 HARP
42 BRASS SECTION
52 TENOR SAX
03 STUDIO PIANO
13 ELEC ORGAN 4
23 ELEC GUITAR
33 STRINGS 1
43 FRENCH HORN 1
53 OBOE
04 ELEC PIANO 1
14 CHURCH ORGAN
24 MUTE GUITAR
34 STRINGS 2
44 FRENCH HORN 2
54 CLARINET
05 ELEC PIANO 2
15 PIPE ORGAN
25 DIST GUITAR
35 STRINGS 3
45 BRASS 1
55 PICCORO
06 ELEC PIANO 3
16 REED ORGAN
26 WOOD BASS
36 SYNTH-STR 1
46 BRASS 2
56 FLUTE
07 ELEC PIANO 4
17 ACCORDION
27 ELEC BASS
37 SYNTH-STR 2
47 SYNTH-BRASS 1
57 RECORDER
08 HARPSICHORD
18 BANDONEON
28 SLAP BASS
38 CHIOR
48 SYNTH-BRASS 2
58 FLUTE ENSEMBLE
09 CLAVELECTRO
19 HARMONICA
29 BANJO
39 VOICE
49 SYNTH-BRASS 3
59 WHISTLE
POWER/MODE
VOLUME SYNCHRO/
SYNTH-SOUND 2
LAYER
SPLIT/PERCUSSION
FILL-IN
70 PEAL DROP
80 STRINGS PIANO
90 BRASS/PIANO
71 COSMIC SOUND
81 STRINGS EP
91 BRASS/E.PIANO
72 SOUNDTRACK
82 CHOIR EP
92 BRASS/VIB
FINGERED
73 SPACE PAD
83 CHOIR ORGAN
93 BRASS/G.GUITAR
ON
CASIO CHORD
74 SYNTH-SFX
84 STRINGS GUITAR
94 BRASS/D.GUITAR
NORMAL
75 SE 1 (VEHICLE)
85 STRINGS HARP
95 STRINGS/PIANO
OFF
76 SE 2 (TELEPHONE)
86 BRASS STRINGS
96 STRINGS/TRUMPET
77 SE 3 (SPACE)
87 VIB PAD
97 VIBRAPHONE
78 SE 4 (INVADER)
88 12 STR GUITAR
98 MARIMBA
79 SE 5 (FUNNY)
89 CHOIR STRINGS
99 PERCUSSION
ELECTRIONIC KEYBOARD
SYNTH-SOUND 1
POPS
60 SYNTH-LEAD 1
00 POP FUSION
61 SYNTH-LEAD 2
01 BALLAD
62 SYNTH-LEAD 3
02 POP BALLAD
63 SYNTH-CALLIOPE
MULTI FUNCTION DISPLAY
03 RAP POP
64 SYNTH-PAD 1
04 SOUL BALLAD
65 SYNTH-PAD 2
05 FUNKY POP
66 SYNTH-PAD 3
06 16 BEAT
67 GRASS HARMONICA
07 8 BEAT 1
68 COUNTRY FARM
08 8 BEAT 2
69 SYNTH-BASS
09 POPS
START/
TEMPO
0
1
2
3
4
STOP
SONG
TONE
BANK
TRANSPOSE/
TUNE
MELODY
RHYTHM
ON/OFF
5
6
7
8
9
50 RHYTHMS
20 SONG BANK
00 SERENADE "EINE KLEINE NACHTMUSIK"
11
O CHRISTMAS TREE
ROCK
JAZZ/DANCE
EUROPEAN/LATIN
VARIOUS
10 ROCK WALTZ
20 BIG BAND
30 POLKA
40 MERENGUE
01 TWINKLE TWINKLE LITTLE STAR
12 YANKEE DOODLE
11 SLOW ROCK
21 SLOW SWING
31 MARCH
41 RAGGAE
02 ACH DU LIEBER AUGUSTIN
13 SANTA LUCIA
12 SOFT ROCK 1
22 FOX TROT
32 SLOW WALTZ
42 SKA
03 AMAZING GRACE
14 WHEN THE SAINTS GO MARCHING IN
04 ODE TO JOY
15 ALOHA OE
13 SOFT ROCK 2
23 JAZZ WALTZ
33 WALTZ
43 TEX-MEX
14 FOLKIE POP
24 ACID JAZZ
34 TANGO
44 FOLKLORE
05 LONDON BRIDGE
16 SPRING FROM "THE FOUR SEASONS"
15 60' S SOUL
25 LATIM FUSION
35 BOSSA NOVA
45 COUNTRY
06 LONDONDERRY AIR
17 LITTLE BROWN JUG
16 ROCK
26 TRANCE
36 SAMBA
46 SLOW GOSPEL
07 GREENSLEEVES
18 MARCH FROM "THE NUTCRACKER"
08 AULD LANG SYNE
19 THE ENTERTAINER
17 HEAVY METAL
27 DISCO
37 MAMBO
47 ADANI
18 50'S ROCK
28 RAP
38 RHUMBA
48 BAROQUE
09 JOY TO THE WORLD
19 CHICAGO BLUES
29 FUNK
39 CHA-CHA-CHA
49 ENKA
10 JINGLE BELLS
CTK-330

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Summary of Contents for Casio CTK-330

  • Page 1 CTK-330 100 TONES 50 RHYTHMS 20 SONG BANK PIANO ORGAN GUITAR/BASS STRINGS/ENSEMBLE BRASS REED/PIPE SYNTH-SOUND 1 00 SERENADE "EINE KLEINE NACHTMUSIK" O CHRISTMAS TREE POPS ROCK JAZZ/DANCE EUROPEAN/LATIN VARIOUS 00 PIANO 1 10 ELEC ORGAN 1 20 GUT GUITAR 30 VIOLIN...
  • Page 2: Table Of Contents

    Number of keys: Polyphonic: 12-note Preset tones: Auto-rhythms: 50, Tempo control: 40 to 255 Accompaniment: Casio Chord, Fingered Song bank: 20-tune 440 Hz ± 50 cents Tuning control: Built-in speakers: 4 inch dia. 2 W input rating: 2 pcs Terminals:...
  • Page 3: Block Diagram

    BLOCK DIAGRAM Buttons La ~ Lg, Output KO8 ~ KI0 ~ KI7 CC1 ~ CC3 KO11 Filter (L) Q105 Power Amp. LA4598 IC101 Keyboard Filter (R) Q106 MSM 6755B-08 AVDD DVDD LVDD LSI101 Power Supply Circuit KO0 ~ KO7 Q101 ~ Q104, D106 DC+9V IN Q111 Reset IC...
  • Page 4: Circuit Description

    Tempo Volume Synchro/ Down Down Fill-In Song Melody KO10 Tone Rhythm Bank On/Off CASIO KO11 Fingered Normal Power Off Chord NOMENCLATURE OF KEYS C#2 D#2 F#2 G#2 A#2 C#3 D#3 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 —...
  • Page 5 CPU (LSI101: MSM6755B-06) The CPU contains a sound data ROM and a DAC (Digital to Analog Convertor), and it provides left and right channel sound waveforms in accordance with the pressed key and the selected tone. The following table shows the pin functions of LSI101. Pin No.
  • Page 6 POWER AMPLIFIER (IC101: LA4598) The power amplifier is a two-channel amplifier with standby switch. The following table shows the pin function of IC101. Pin No. Terminal In/Out Function Power GND Ground (0 V) source Ch1 B.S. — Terminal for a bootstrap capacitor Ch1 OUT Channel 1 output +9 V source...
  • Page 7 CPU (LSI101: MSM6755B-06) The CPU contains a sound data ROM and a DAC (Digital to Analog Convertor), and it provides left and right channel sound waveforms in accordance with the pressed key and the selected tone. The following table shows the pin functions of LSI101. Pin No.
  • Page 8 POWER AMPLIFIER (IC101: LA4598) The power amplifier is a two-channel amplifier with standby switch. The following table shows the pin function of IC101. Pin No. Terminal In/Out Function Power GND Ground (0 V) source Ch1 B.S. — Terminal for a bootstrap capacitor Ch1 OUT Channel 1 output +9 V source...
  • Page 9: Major Waveforms

    MAJOR WAVEFORMS 1 Clock pulse 2 Reset signal MSM6755B-08 pin 32 MSM6755B-08 pin 35 3 APO signal MSM6755B-08 pin 39 4 Sound waveform (R-ch) Tone: whistle 6 Button scan signal KO10 MSM6755B-08 pin 44 Key: MSM6755B-08 pin 76 5 Sound waveform (L-ch) 7 Button scan signal KO11 Volume: MSM6755B-08 pin 47...
  • Page 10: Schematic Diagrams

    SCHEMATIC DIAGRAMS Main PCB KDM441-MA1M/MA2M — 8 —...
  • Page 11 Keyboard PCBs KDM4910K-KY1M/KY2M — 9 —...
  • Page 12: Printed Circuit Board

    PRINTED CIRCUIT BOARD Main PCB KDM441-MA1M — 10 —...
  • Page 13: Exploded View

    EXPLODED VIEW — 11 —...
  • Page 14: Parts List

    PARTS LIST CTK-330 Notes: This parts list does not include the cosmetic parts, which parts are marked with item No. "R-X" in the exploded view. Contact our spare parts department if you need these parts for refurbish. Prices and specifications are subject to change with- out prior notice.
  • Page 15: Specifications

    Item Code No. Parts Name Specification Main PCB 6925 4480 Main PCB ass'y M441-MA1,2M M140451*1 LSI101 2012 3948 LSI, CPU MSM6755B-08 IC101 2114 2891 IC, Amp. LA4598 IC102 2105 5922 RE5VL40AA-TZ Q101 2250 0168 Transistor 2SA854SR-TP-T Q102, Q105 - Q110, 2220 1387 Transistor 2SC1740SQ-TP-T...
  • Page 16 MA0800761A Aug, 1996...

Table of Contents