Casio CTK-496 Service Manual

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CIRCUIT DESCRIPTION
KEY MATRIX
C2 C3 C4 C5 C6 C7
BUTTON MATRIX
KID5
VOLUME-
DOWN
CHORD
BOOK
RHYTHM
POWER / MODE
(NORMAL)
REW
KID6
VOLUME-
UP
ACCOMP.
VOLUME
TONE
POWER / MODE
(OFF)
–
KID3
TEMPO
DOWN
START /
STOP
TRANSPOSE/
TUNE
POWER / MODE
(FINGERD)
STOP
KID4
TEMPO UP
SYNCRO /
FILL-IN
SONG
BANK
POWER / MODE
(CASIO CHORD)
LEFT
KID1
+
2
5
8
RIGHT
KID2
0
1
4
7
PLAY/PAUSE
KOD8
KOD9
KOD10
KOD11
KOD12
KID0
-
3
6
9
FF
KI0 KI1 KI2 KI3 KI4 PI4 PI5 PI6 PI7
KO0 C2 G2# E3 C4 G4# ––––
KO1 C2# A2 F3 C4# A4 ––––
KO2 D2 A2# F3# D4 A4# ––––
KO3 D2# B2 G3 D4# B4 ––––
KO4 E2 C3 G3# E4 –––––
KO5 F2 C3# A3 F4 –––––
KO6 F2# D3 A3# F4# –––––
KO7 G2 D3# B3 G4 –––––
PO0 ––––––E5 C6 G6#
PO1 ––––––F5 C6# A6
PO2 ––––––F5# D6 A6#
PO3 ––––––G5 D6# B6
PO4 –––––C5 G5# E6 C7
PO5 –––––C5# A5 F6 –
PO6 –––––D5 A5# F6# –
PO7 –––––D5# B5 G6 –
NOMENCLATURE OF KEYS

Casio CTK-496 Specifications

General

MIDI-keyboard number of keys	61 keys
Interface	USB
DC-in jack	Yes
Dimensions (WxDxH)	956 x 354 x 132 mm
Power requirements	9 V DC

Weight and Dimensions

Weight	3800 g