Panasonic KX-G8300 Service Manual And Technical Manual page 57

LO Clete Kitl0)
4-12-2 Display Horizontal Sweep Frequency Adjustment
fe) Use a counter to measure the frequency at pin 9 of C501 on the display board.
a) Adjust R512 to set the frequency to between 23.825 kHz and 24.825 kHz.
JC501 R510
9 R4130
R4100
R405]
R5120
L501
4-12-3 Sweep Origin Position
(1) | Proceed to transmit radar signals and press the BRILL key to adjust the brightness at the CRT
sweep center position to the appropriate level.
(2) Rotate the GAIN control and set it so that a very low level of brightness dot at the center of the
screen is achieved.
(3) | Adjust the magnet ring on the neck of the CRT so that the sweep center comes to within a 1/16"
radius of the center of the CRT.
Fig. 59