LG 067c adj free download

File name 067c_adj.pdf

ADJUSTMENT INSTRUCTIONS Notes; P2 (Adjustments must be performed by the following procedures) 1. It is recommended that an isolation transformer be used when servicing this chassis to prevent electric shock and damage to test equipment. P2 POST ADJUST P3 2. The ac line voltage must be maintained at 230 vac, +- 10%, 50/60 hz. 3. Prior to making any adjustments, the receiver must be operated for 10 minutes. P3 POST ADJUST 1. DECK ADJUSTMENT 1-4. X-Distance Adjustment 1) Turn the Cone Screw of the DECK left or right so that the 1. Deck Transit System Adjustment RF waveform is maximum. 1-1. Necessary Instruments 2) Check if the RF waveform satisfies the linearity by 1) TAPE for SP pressing TRK UP(+) and DOWN(-) button one step. 2) Oscilloscope 3) 10:1 Probes 2EA CAUTION: If the RF waveform becomes maximum with 4) Adjustment Driver the Cone Screw more than 2 turns, its out of adjustment. (P2, P3, X-distance (NUT), Audio (NUT) control) ) (2 turns; 720