PJ5000U-K
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User Manual
Rev. 3.0 - 21/03/18
4.3 Frontal Panel Description
4.3.1 Frontal Panel Description of PJ5000U-K
ON
LOCAL FOLDBACK RF MUTE
ENTER
ESC
FAULT
FUSE
BLOWN
ON
FOLD
BACK
RF POWER
ADJUST
PS1
PS2
PS
SERVICE
PS3
ELETTRONICA
M
AD
E
IN
IT
AL
Y
BO
LO
G
N
A
[1] ON
Green LED, turns on when amplifier is switched on
[2] FOLDBACK
Yellow LED, indicating that the foldback function is active
(automatic reduction of the distributed power)
[3] FUSE BLOWN
Yellow LED, that indicates the presence of one or more
broken fuses
[4] FAULT
Red LED, lit on in presence of a fault that can not be resolved
automatically
[5] RF TEST
BNC connector for RF monitor output. The output level is
-60dB referred to the power output in 87.5 - 108 MHz range
[6] RF PWR ADJ
Power regulation trimmer
[7] DISPLAY
Liquid Crystal Display
[8] ESC
Press this button to exit a menu
[9] ON
Green LED, turns on when amplifier is powered on
[10] LEFT/UP
Navigation button used to browse menu system and edit
parameters
[11] LOCAL
Yellow LED, indicating that the amplifier is in local control
mode
[12] RIGHT/DOWN
Navigation button used to browse menu system and edit
parameters
[13] FOLDBACK
Yellow LED, indicating that the foldback function is active
(automatic reduction of the distributed power)
[14] ENTER
Press this button to confirm a modified parameter and open a
menu
[15] RF MUTE
Yellow LED, lit on when the amplifier’s power output is
inhibited by an external interlock command
[16] CONTRAST
Trimmer to regulate the contrast of the LCD display
[17] PS1
Red LED, lit on when the power supply does not supply due
to a malfunctioning
[18] PS2
Red LED, see point [17]
[19] PS3
Red LED, see point [17]
[20] PS SERVICE
Red LED, lit on when one or more services power supplies
does not supply due to a malfunctioning