THOMSON VP2750 Technical Manual page 49

STATUS DATA
- STATIC
DATA
CASSETTE AND RECORDING
PROTECTIO MICROCONTACT
TAPE START
TAPE END
CAM A
CAM B
CAM C
- DYNAMIC
DATA
DRUM POSITION SENSOR
TAKE-UP REEL STAND
POSITION SENSOR
TAKE-UP REEL STAND POSITION
SENSOR
SUPPLY REEL STAND POSITION SENSOR
CAPSTAN SPEED SENSOR
SUPPLY REEL STAND
POSITION SENSOR
CAPSTAN SPEED SENSOR
CAPSTAN SPEED
SENSOR
CONTROL PULSES
IT001
PINS
5 V without cassette
7
0 V cassette loading
52
0 V at tape start
50
0 V at tape end
11
10
Indicate position of mechanism
9
IT001
PINS
47
Monitors drum rotation
82
Monitors position of reel stand
82
Calculates cassette type
81
(Number of capstan speed pulses for one revolution
of each reel stand, and then comparison to a constant)
41
81
Calculates tape remaining (Number of capstan speed
41 pulses for one revolution of the supply reel stand)
Automatic VN/LD switching in Play Mode.
41
Automatic NTSC switching in Play Mode (number of
33
capstan speed pulses between two control pulses).
COMMENTS
0 V with cassette tab off
COMMENTS
Indicate
cassette
presence
45