CD-K1861V TEST MODE
� Setting the test mode Any one of test mode can be set by pressing several keys as follows. <REC. PAUSE> + <DISC. SKIP> + <POWER> TEST: CD operation test � TEST mode Function � CD test mode Setting of TEST mode Indication of CD TST mode (Fig. 11-1) OPEN/CLOSE operation is manual operation. The pickup can be moved by using the ( <MEMORY> LASER ON <MEMORY> Tracking on the spot. SERVO OFF PLAY ) or ( ) key. <STOP> STOP <MEMORY> Tracking on the spot. SERVO ON PLAY IL is not performed.
<PLAY> key input
TOC. IL is performed, and the ordinary PLAY is performed. If the following key is pressed during PLAY, it is possible to specify directly any Track No. <Disc Number 1> key: Track 4 <Disc Number 2> key: Track 9 <Disc Number 3> key: Track 15 ) or ( ) key.
Press <STOP> key.
Stop
Note: Only in STOP state it is possible to slide the pickup with the ( VOL. --- Last memory BAL. --- CENTER R.GEQ. --- FLAT X-BAS --- OFF
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Canceling method - POWER OFF
Figure 11-1
CD SECTION
Since this CD system incorporates the following automatic adjustment function, when the pickup is replaced, it is not necessary to readjust it. Since this CD unit does not need adjustment, the combination of PWB and laser pickup unit is not restricted. � Automatic adjustment item 1. Focus offset (Fig. 11-2) 2. Tracking offset (Fig. 11-3) 3. E/F balance (tracking error balance) (Fig. 11-4) 4. RF level AGC function (HF level: constant) 5. RF level automatic follow-up of the tracking gain This automatic adjustment is performed each time a disc is changed. Therefore, each disc is played back using the optimal settings.
0.1s 0.50 V IC1 20 FE FOCUS OFF-SET ADJUST 0.1s 0.50 V IC1 7 TE 10ms 0.50 V IC1 7 TE TRACKING OFF-SET 1 ADJUST 2 TRACKING OFF-SET 1 ADJUST 2 10ms 0.50 V IC1 20 FE Enlarged View
Figure 11-2
200 ms 1V/diV IC 1 15 TO TRACKING/ ERROR BARANCE 1 ADJUST
Figure 11-3
200 ms 1V/diV IC 1 7 TE
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Figure 11-4 � 11 �
