Functions Of Cassette - Sony HDV HVR-1500 Service Manual

2-3. Functions of Cassette

Standard cassette, M cassette
Record proof
hole
Record proof plug
Mini cassette
Cassette cover release claw
Record proof
hole
Record proof plug
Pin No. Function
Equipped with built-in memory
1 +DC
2 DATA
3 CLOCK
4 GND
HVR-1500
Cassette cover release claw
4 3 2 1
Reel rotation stopper
Reel rotation stopper
4 3 2 1
Not equipped with built-in memory
Detecting tape thickness
Detecting tape type (Example: ME/MP)
Detecting tape application (Example: consumer/professional)
_
Hole and plug for record proof
Record enable Record protect
REC REC
SAVE SAVE
. This plug controls the record proof
switch according to open or close
position.
2-7