Sony DNW-A220 - Page 97

3-21
DNW-A220
DNW-A220P
Locations of Threading End and Unthreading End Sensors
3-2. TAPE Maintenance Mode (M0)
3-2-2. SERVO CHECK Mode (C0)
Code transition of the function cam
State of sensors (on the SV-194 board) Condition of this unit
PH304 PH303 PH302 PH301
(TP304) (TP303) (TP302) (TP301)
1110 UNTHREAD END
1100
1101 THEADING
1001
1000
1010
1011
0011
0010
0000
0001
0101 UNTHREADING
0100
0110 THREAD END
Function cam
sensors
Function cam
PH303
PH302
PH304
PH301
Threading link
TP301
TP302
TP304
TP303
A
B
C
1
2
3
4
5
6
7
8
SV-194 Board
(A Side)