Denso BHT-904B, User Manual

Page: 118 / 198

104
BHT-904B/BHT-914B
[3] Beeper scale test
Use the following procedure to perform a beeper scale test.
pon completion of this test, the BHT automatically returns to the TEST
o stop the beeper scale test while in progress, turn the BHT OFF.
1.
Select “3: BEEPER” at the TEST menu and then press the
ENT
key.
The screen displays as shown on the right, and the beeper sounds at the
three octaves listed below.
U
menu.
T
Scale Frequency (Hz)
do 523 1046 2093 4186
re 587 1174 2349

mi 659 1318 2637

fa 698 1396 2793

sol 783 1567 3135

la 880 1760 3520

ti 987 1975 3951

[4]
se the following procedure to perform an aging test.
1.
elect “4: AGING” at the TEST menu and then press the
ENT
key.
he aging test begins and the current date and time display on the
creen.
his test is intended for personnel responsible for checking the BHT at
e factory.)

Point

The Auto OFF function is disabled during the aging test. To
abort the test, press the Backspace/clear key to return to the
TEST menu, or turn the BHT power OFF.
Aging test
U
S
T
s
(T
th