Circuit Description - Casio CTK-1100 Service Manual & Parts Manual

KEY MATRIX
„ „
KC0
KI0 C2
KI1
G2#
KI2 E3
KI3 C4
KI4 G4#
KI5 E5
KI6
C6
KI7 G6#
NOMENCLATURE OF KEYS
„ „
C2
BUTTON MATRIX
„ „
KO8S
KI0S
KI1S
KI2S
KI3S TEMPO DOWN
KI4S TEMPO UP
KI5S
KI6S

CIRCUIT DESCRIPTION

KC1 KC2
C2# D2
A2 A2#
F3 F3#
C4# D4
A4 A4#
F5 F5#
C6# D6
A6 A6#
C3 C4
KO9S
- 3
+ 2
0 1
START/STOP
SYNCHRO/
FILL-IN
CHORD
ACCOMP
VOLUME
KC3 KC4
D2# E2
B2 C3
G3 G3#
D4# E4
B4 C5
G5 G5#
D6# E6
B6 C7
C5
KO10S
6
5
4
FINGERED
TRANSPOSE/
(POWER/
TUNE
CASIO CHORD
SONG BANK
(POWER/MODE)
NORMAL
RHYTHM
(POWER/MODE)
TONE
(POWER/MODE)
– 4 –
CTK-1100
KC5 KC6 KC7
F2 F2#
C3# D3 D3#
A3 A3#
F4 F4#
C5# D5 D5#
A5 A5#
F6 F6#
C6
KO11S KO12S
9 FF
8 RIGHT ON/OFF
7 PLAY/PAUSE
STOP
MODE)
LEFT ON/OFF
REW
OFF
G2
B3
G4
B5
G6
C7