
7
Parts Identification
Parts
Identification
WRR-855S
a
POWER switch
Turns the power on or off.
b
CH (channel selection) button
Press and hold down for at least three
seconds to go to the channel group selection
mode and the channel group number flashes
on the display.
For details, see “Settings” on page 11.
c
GP (channel group selection) button
Press and hold down for at least three
seconds to go to the channel selection mode
and the channel number flashes on the
display.
For details, see “Settings” on page 11.
d
LCD panel
When you turn on the power, the version
number of your WRR-855S (“U62,” for
example) appears, then the tuner unit goes
to normal display mode.
A
RF (radio frequency) input level
indications
The number of dots shows the RF input
level as follows.
Four dots on:
more than 30 dBµ
Three dots on:
between 25 dBµ and 30 dBµ
Two dots on:
between 20 dBµ and 25 dBµ
One dot on:
between 10 dBµ and 20 dBµ
No dot:
less than 10 dBµ
1
6
2
3
4
5
7
8
9
0
qa
qs
qd
qf
qg
WRR-855S
BTA-801 (not supplied)
The group/channel indications (
C
) for
U62 model are shown.