Channel Power Adjustment - JRC JSS-296 Service Manual

3. Channel power adjustment

The transmitting power of the user channel can be adjusted.
Procedure
(a) Select the MENU number 28 and set the Test Tone to ON.
(b) Select the MENU number 35 by the jog dial or
keypad.
Turn the jog dial
MENU
or
MENU 3
ENT
(c) Press
Exciter level, Vc and Ic are displayed on the LCD.
Vc, Ic: Transistor collector voltage and current (*1)
IA: Antenna current (*2)
(*1) In AC operation, NAH PA transistor's Vc
and Ic are displayed. In DC operation, JSB
PA transistor's Vc and Ic are displayed.
(*2) IA is displayed by pressing
(d) Press PTT of Hand Microphone, in order to
transmit.
(e) Turn the dial and adjust the Exciter level.
(f) Exit the menu.
Register the Exciter level and exit:
Not register and exit:
Back to the preceding menu:
ENT
ENT
5
.
CH
ENT
MENU
CLR
ADJPoWER
RX FREQ
RDY
TX FREQ
ADJPoWER
RX FREQ
RDY
TX FREQ
.
ADJPoWER
RX FREQ
TX
RDY
TX FREQ
ADJPoWER
RX FREQ
RDY TX
TX FREQ
MENU
9/23
Attached documents 2 (2)
35
4,200.0
kHz AGC
4,500.0
kHz
110
Vc 0.0
kHz AGC
Ic 0.0
kHz
110
Vc 77.9
kHz AGC
Ic 7.5
kHz
103
Vc 77.9
kHz AGC
Ic 7.0
kHz