2
1. CONTROLS AND CONNECTIONS
q
q
(power / volume) knob
w
w
CH (channel) knob
e
e
TX/BUSY Indicator
r
r
Antenna connector
t
t
PTT switch
y
y
MONITOR key
u
u
LAMP key
i
i
SCN (scan) key
o
o
DIAL key
!
!00
T/A (Talkaround) key
!
!11
H/L (high/low) key
!
!22
Keypad
Figure 1-1
CH
TX/BUSY
HX290
SCN
1
2
3
A
4
5
6
B
7
8
9
C
0
#
D
DIAL
T/A
H/L
Monitor indicator
Scan indicator
Voice scrambler
indicator
Low power
indicator
Channel
indicator
Talkaround
indicator
Keylock
indicator
Figure 1-2
Summary of Contents for HX290U
Page 33: ...9 BLOCK DIAGRAM 32...
Page 34: ...33 10 SCHEMATIC DIAGRAM 10 1 HX290UKA131...
Page 35: ...34 10 2 HX290UKA191...
Page 36: ...35 10 3 HX290UKA181...
Page 37: ...36 10 4 HX290UKA111...
