Sony DNW-A100 Maintenance Manual page 79

REC Inhibit Plugs
Back side of the cassette
Detection Tabs
In cassette for Betacam or Betacam SP
No. Use
2
Tape thickness detection
3
Metal tape detection
4
Reel hub diameter detection
* : For the metal particle tape, digital recording can be performed using a Betacam SX format.
In cassette for Betacam SX
No. Use
8
Tape thickness detection
!=
Reel hub diameter detection
9!/!-
Cassette classification detection
Cassette classification detection tabs
9 !-
State of tabs
!/
, , , ,
DNW-A100/A50/A45
DNW-A100P/A50P/A45P
Same surface
Can be recorded
With tab (Close hole)
Thick (Tape thick is 20 µm)
Oxide tape
Small hub
With tab (Close hole)
Tape thick is 14.5 µm
Small hub
Without tab at only 9 for Betacam SX cassette. (Open hole)
Represents the cassette classification by combination of three tabs.
(See below)
: with tab (close hole),
Cassette class
Betacam or Betacam SP
Betacam SX
Digital Betacam
Except the above class
Plug is down
Cannot be recorded
Without tab (Open hole)
Thin (Tape thick is 15 µm)
* Metal particle tape
Large hub
Without tab (Open hole)
Tape thick is less than 14.5 µm
Large hub
: without tab (Open hole)
Remake
———
———
Unusable
Unusable
2-10. System of Cassette
2-17