Sony GV-A500E, Service Manual

Page: 78 / 127

5-19
2. Emergency Memory Address
When there are no emergency, data 00 will be written in the above
addresses (10 to 1B). When the first emergency occurs, the data
corresponding to the emergency will be written in the address (10
to 13) for this first emergency. In the same way, when the second
emergency occurs, the data corresponding to the emergency will be
written in the address (14 to 17) for this second emergency.
The data corresponding to the emergency occurring the last will be
written in the address (18 to 1B) for this last emergency.
Therefore the data of addresses 18 to 1B are renewed each time an
emergency occurs.
Page F Address 10 to 1B
Address Contents
10 1st EMG code
12 Upper: MSW code when the mechanism starts
shifting the 1st time
Lower: MSW code when the 1st emergency occurs
13 Lower: Target MSW code of the 1st emergency
occurs
14 2nd EMG code
16 Upper: MSW code when the mechanism starts
shifting the 2nd time
Lower: MSW code when the 2nd emergency occurs
17 Lower: Target MSW code of the 2nd emergency
occurs
18 Last EMG code
1A Upper: MSW code when the mechanism starts
shifting the last time
Lower: MSW code when the last emergency occurs
1B Lower: Target MSW code of the last emergency
occurs
Note 1 : Be sure to rewrite the data of addresses 10 to 1B to 00
after repairs/adjustments.
Note 2 :
When rewriting the data, be sure to press the PAUSE
button of the remote commander after setting the data.
2-1. EMG CODE (Emergency Code)
The codes shown in the following table which correspond to errors
that occur are recorded in addresses 10, 14, and 18.
Code Type of Emergency
00 No error
10 Loading motor time-out during load
11 Loading motor time-out during unload
20 T reel emergency (reel slack) during unloading
21 S reel emergency (reel slack) during unloading
22 T reel emergency
23 S reel emergency
30 FG emergency at the start up of the capstan
31 FG emergency during the normal rotation of the
capstan
40 FG emergency at the start up of the drum
41 PG emergency at the start up of the drum
42 FG emergency during the normal rotation of the
drum
43 PG emergency during the normal rotation of the
drum
44 Phase emergency during the normal rotation of the
drum