Korg DSS-1 - 12. Reference Data; Programmable Floppy Disk Controller

IPROCEDURE8
Press Up key (A) to advance Program Number. Display
shows as Fig. 23.
Fig. 23
SYSA P08: DDL1-Sho
VOICE No.1
Now it is in DDL-1 Short Delay Feedback Check Mode.
• DDL-1 Short Delay Feedback Check and Adjust
ment
1. Connect an oscilloscope (DC, 0.2V/div, 50mS/div) to
TP-EXP. (GND to AG).
2. Play C4 key to confirm if the decay time of waveform
is less than 250ms ±50ms as Fig. 24.
Fig. 24
250ms ±50ms
3. Adjust VR1 if necessary.
IPROCEDURE 9
Press Up key (▲) of Data Entry to advance Program
Number. Display shows as Fig. 25.
Fig. 25
SYSA P09: CENTER-2
VOICE No.1
Not it is in DDL-2 Check Mode.
Note:
Refer to Procedure 7 as everything is quite same
except DDL-2 board (KLM-1050) being in the right
side of the panel.
IPROCEDURE 10
Press Up key (A) of Data Entry to advance Program
Number. Display shows as Fig. 26.
DDL-2 Short Delay Feedback Check Mode
(KLM-1050)
Fig. 26
SYSA P10: DDL2-Sho
VOICE No.1
Now it is in DDL-2 Short Delay Feedback Check Mode.
■PROCEDURE 11
Note:
Refer to Procedure 8 as everything is quite same.
Press Up key (A) of Data Entry to advance Program
Number. Display shows as Fig. 27.
Fig. 27
SYSAP11:DDL1-Lon
VOICE No.1
Now it is in DDL-1 Long Delay Check Mode.
• DDL-1 Long Delay Check Mode (KLM-1050)
1. Play C5 key to confirm delay sound of line-out "L"
starts to decay after about 2 sec. without oscillation.
47
Scan by Manual Manor
http://www.markglinsky.com/ManualManor.html