Casio FV-600P, Руководство по обслуживанию и список запасных частей

Страница: 54 / 60

— 53 —
Pin No. Name I/O Description Note
79
80
KEYIN2
KEYIN1
In
Key input terminals
CPU identifies the key signal by its voltage.
*
81 TEMP In Temperature detection terminal from thermistor
82 POWER KEY In
Power key monitor terminal
H: Power on
L: Power off
83 REMOTE In Remote control signal terminal
84
85
XOUT
XIN
— Clock oscillator terminals
86
87
VDD0
VDD1
In VDD terminals (5 V)
88 ~ 93 NC — Not used
94
95
GND1
GND2
— GND terminals
96
97
98
99
VCO
EO
PSC
CE
— Not used
100 A CUT Out
Sound switching signal
H: Beep
L: Voice
KEYIN2 80
*
Pin No. Key Name Key Name Input Voltage Range
VOLUME (-) 4.570 V or more
79 KEYIN1 VOLUME (+) 3.555 ~ 4.570 V
CONTROL (-) 0.508 ~ 1.532 V
CONTROL (+) 4.570 V or more
FRONT PRJ / REAR PRJ 2.539 ~ 3.555 V
MENU 1.532 ~ 2.539 V
SET 0.508 ~ 1.532 V