Durabrand DBTV1301 Service Manual page 37

2. BASIC ADJUSTMENTS
2-1: RF AGC DELAY
1. Place the set with Aging Test for more than 15 minutes.
2. Receive the VHF HIGH (63dB).
3. Connect the digital voltmeter to R606.
4. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (02) on the remote control to
select "RF AGC DELAY".
5. Press the VOL. UP/DOWN button on the remote
control until the digital voltmeter is 2.7 ± 0.05V.
ELECTRICAL ADJUSTMENTS
(MFR'S VERSION I)