Panasonic KX-G8300 Service Manual And Technical Manual page 51

KX-G8300
Adjustment .
Block Adjustment Item Adjustment Point Check Point & Rating Remarks
IF amplifier | Bandwidth Do not adjust | T601, T602, adjustment
board (factory-set) T603, T604 Tuning display level
Adjust the level to its
maximum in the optimum
tuning state.
Processor Picture level adjustment IC13 pin 12 level:
board
0.34 ~ 0.38 VDC
Brightness level, pedestal C29 (+) pin
adjustments 4.9 ~5.1 VDC
Adjustment | External speaker volume Optimum level with
board adjustment external speaker connected
Adjust to display 5
indicators in the optimum
tuning state.
Tuning display adjustment
Range reference
adjustment
Gain adjustment Adjust so that 60% to 80%
of the screen is buried by
noise signals.
VR156 Operation: Set the ACS
(at 12NM range) and GAIN controls to their
maximum positions.
Adjustment: Set for a
sensitivity change point of
6 NM.
Heading adjustment Adjust so that the echo from) 4-3
a target dead ahead is
aligned with the 0° bearing.
Antenna unit] Heading adjustment Mechanical
Adjustment