Sony AC-T11 Service Manual page 34

|3) Priming (1-2 phase)
The carriage shitting amount is 1/180" par slap.
Operating direction
No of steps frequency (PPS) Remarks
1
X axis positive direction 40 200 (2-2 phase)
Meed down
(Solenoid on)
2 X axia positive direction
22
••20 -540 Slow up
3
1440 max 540 footing
4
X axis positive direction 18
540-120 Slow down
5 X axis negative direction 40 200 (2-2 phase) Heed up
When the printing etarting section is a continuation of
space, the head may be shifted in the head up state without
consuming ink ribbon.
— Ribbon save in the Case Q1 space of Over 1 ?0 step*
Operating direction No. o< *tap« Frequency |PPS) Remarks
1
X axis positive direction 40 360 (2-2 phaso)
2 X axis positive direction
22
120-720 Smw up
3 X axis positive diroction Note 720 Space
4 X axis positive direction 18 720-120 Slow down
6
X axis negative direction 40 360 (2-2 phase)
Note: Shift until 40 stops prior to nox« printing starting
position.
|4) Carriage return <1-2 phase)
The amount carriage shift is 1/180" per step
Operating direction No. ol steps Frequency Remarke
1
X axis negative direction
22
120-720 Slow up
2
X axis negative direction Note 170 Cxmaqt* return
3 X exist negative direction 18 720-120 Slow flown
Note: Shift until 18 steps prior to home position.
(5) Shake back control (1-2 phase)
During head up or head down, make the first 6 steps (2-2
phase) 1 -2 phase oxcltatlon nvjgnot 10 steps, and carry out
shake back on each step
1 step shift by shake back control
Operating
direction
No of stops Frequoncy Remark*
1
2
Advance 2 250
4 ms hold
3
4
Retreat 1 250
4 me hold
(6| Others
1) The next operation a'ter the carnage has bean stopped
once by initialise, priming and conirtoi command,
should be earned out by applying power of the phase
which has Boon stoppod at the Beginning ol operation
2
) Whon the rotation ol motor is inverse*), it obtains e
hold time ol 0.2 m»