Sony MZ-R900 Service Manual - Page 20

MZ-R900 Overall Adjustment Mode • Configuration of overall adjustment Overall adjustment mode . key (Title display) N key Protect switch ON CD overall adjusting All item OK NG item exists or x key x key CD overall adjustment NG x key Protect switch OFF CD overall adjustment OK N key > key MO overall adjusting NG item exists or x key x key MO overall adjustment NG x key MO overall adjustment OK [JOG LEVER $L% R] (up) key or [DISPLAY] key on the remote commander x key Electrical offset adjustment [JOG LEVER $L% r] (down) key or [PLAYMODE] key on the remote commander Power supply adjustment x key auto item feed [Test mode $display check mode%] Note: Adjust the CD first, when performing adjustment. • Overall Adjustment Mode (Title Display) Remote commander LCD display 000 Assy** : (Disc mark) At end of power supply adjustment: Outside lit At end of electrical offset adj.: Inside lit Note: On the set having microcomputer version 1.000, the disc mark is displayed on the remote commander LCD only. **: Left side = MO overall adjustment information F*: MO overall adjustment completed 1*: Manual adjustment exists (overall adj. not completed) 0*: Not adjusted Right side = CD overall adjustment information F*: CD overall adjustment completed 1*: Manual adjustment exists (overall adj. not completed) 0*: Not adjusted • Electrical Offset Adjusting Method Caution: The electrical offset adjustment must be made with no disc loaded. 1. Make sure that the power supply voltage is 3 V. 2. Set the test mode (see page 12). 3. Press the . or [VOL--] key to activate the overall adjustment mode. Remote commander LCD display 000 Assy11 4. Press the [JOG LEVER $L% R] (up) key, or [DISPLAY] key on the remote commander. Remote commander LCD display 035 Ofst** 5. Electrical offset adjustment is over, if the following display appears. Remote commander LCD display 000 OfstOK 20