Star Micronics LC-1011C Technical Manual page 92

(7) Paper Feed Motor Common Control Signal and
Driving Signal
Upper : LF-CMN Control Signal
Lower : LF-CMN Driving Signal
Time/Div : 0.5 ms
Volt/Div : Upper 2V
Lower 10V
(9) Parallel Interface
Upper : STB (Pin 1 of CN1)
Lower : BUSY (Pin 11 of CN1)
Time/Div : 50 ms
Volt/Div : Upper 5V
Lower 2V
(4V)
(0V)
(20V)
(0V)
(Pin 56 of IC4)
(Pin 1 of CN5)
(8) Paper Feed Motor Control Signal and
Driving Signal
Upper : LF-ø1 Control Signal
Lower : LF-ø1 Driving Signal
Time/Div : 2 ms
Volt/Div : Upper 2V
– 88 –
(5V)
(0V)
(50V)
(0V)
(Pin 50 of IC1)
(Pin 3 of CN5)
Lower 20V