Specifications

Confidential
EPSON
TITLE
SHEET
REVISION
NO.
SHEET NEXT
D
TM-U230
Specification
(STANDARD)
83 82
ESC ( A p
L
p
H
fn [parameter]
[Name] Control beeper tones
[Format] ASCII ESC ( A p
L
p
H
fn [parameter]
Hex 1B 28 41 p
L
p
H
fn [parameter]
Decimal 27 40 65 p
L
p
H
fn [parameter]
[Description] Controls beeper tones, according to the function code (fn):
fn Format Function
number
Function
97
ESC ( A p
L
p
H
fn n c t1 t2
Function 97 Beeps the internal buzzer.
98
ESC ( A p
L
p
H
fn a bn c t1
t2
Function 98 Beeps the internal buzzer when the
printer goes offline.
99
ESC ( A p
L
p
H
fn a b n c t1
t2
Function 99 Beeps the internal buzzer except
when the printer goes offline.
[Notes] • This command is effective when DIP switch 2-8 is off.
• When the internal buzzer beeps, the PAPER OUT LED also blinks.
• If the printer is waiting online after loading paper or the printer enters the self-test printing
standby state, the process for them are prior to the internal buzzer (PAPER OUT LED) control
process even if its event occurs. (PAPER OUT LED blinks for 640 ms cycle, and the internal
buzzer also beeps for 640 ms cycle)