Low Voltage Limit Adjustment - Sony WLL-RX50 Maintenance Manual

7. Check that the value of "12V" is blinking, and press
the ENTER key.
On pressing the ENTER key, the changed value
becomes valid, and the display returns to the technical
menu display.
8. Perform "3-4. Low Voltage Limit Adjustment"
without turning OFF the power.
WLL-RX50
3-4.

Low Voltage Limit Adjustment

n
Perform "3-3. DC IN Check/Adjustment" before perform-
ing this adjustment.
Equipment : Digital voltmeter
DC regulated power supply
Adjustment Procedures
1. Set the DC regulated power supply to 12.0 ± 0.1 V dc.
2. Technical menu setting :
MENU : D/A Level Adjust
SUB MENU : Low Voltage Limit
3. Adjust the voltage indication to 11.0 V by pressing the
cursor keys "9/0".
Low Voltage Limit
*** (11 . 0V)
(EL display)
4. Press the ENTER key.
On pressing the ENTER key, the changed value
becomes valid, and the display returns to the technical
menu display.
5. Press the MENU key to return the status indications.
6. Lower the voltage of the DC regulated power supply
to 10.5 V dc.
Check that the ALARM indicator is blinking, and the
error message "Low Voltage" is displayed on the LCD
within the 10.5 to 11.0 V dc range.
7. Turn OFF the power, and perform "3-5. Bias Voltage
Adjustment".
Voltage indication
3-3 (E)