MD-101A ADJUSTMENT PROCEDURES-10
8 Check of focus bias When an error rate is worse than the standard value, perform this work.
[Preparation] (1) Loading of the continuation recording disk to the unit. [Check] (1) Turns the JOG knob, and select the CPLAY MODE. (2) Press the JOG knob.
CPLAY MO DE C-P LAY MID C 1= X X X X A D= X X
(3) Press the EDIT/NO button . (4) Turns the JOG knob, and select the BIAS CHECK mode. (5) Press the JOG knob. (6) Check the following contents. Checks that C1 error rate is value smaller than 50. Check that ADER is 00. (7) Press the JOG button . (8) Checks the following contents. Checks that C1 error rate is value smaller than 220. Check that ADER is 00. (9) Press the JOG button . (10) Checks the following contents. Checks that C1 error rate is value smaller than 220. Check that ADER is 00. (11) Press the EDIT/NO button . (12) Press the STOP button .
CPLAY MO DE FBI AS CHE C K
XXXX/## c=$$
ADER C1 error rate
XXXX/## b=$$
ADER C1 error rate
XXXX/## a=$$
ADER C1 error rate
(13) Take out disk from the unit by pressing the EJECT button.
When it is an unusual numerical value, perform " Adjustment because adjustment may not be proper.
