Brother Z-8550A, Service Manual

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Z-8550A, 8560A
3. FUNCTION SETTINGS
12
Memory switch No. 125 - 148
No. Initial value Setting range Setting details
125 0 0 - 1
Servo lock operation
0: None
1: When stopped
2: When presser foot lifting signal is on
126 1 (seconds)
0 - 120
(seconds)
Servo lock timer setting
0: No timer operation
1-120: Timer operation (1-120 seconds)
127 100 (hours)
0 - 500
(hours)
Time from when grease-up time warning is output until an error is output
128 0 0 - 3
Flicker reduction function (if fluorescent light is flickering)
0: None
1: “Medium” flicker reduction effect
2: “Small” flicker reduction effect
3: “Large” flicker reduction effect
129 0 -3 - 2
Gain during motor acceleration [Do not change this setting.]
130 0 -3 - 2
Gain during motor deceleration [Do not change this setting.]
131 700 (hours)
0 - 1200
(hours)
Grease-up time
137 20 (degrees)
0 - 40
(degrees)
Thread trimmer on timing
(*) Angle from needle drop signal
138 40 (degrees)
0 - 120
(degrees)
Upper thread feeding on timing
(*) Angle from needle drop signal
139 40 (ms) 0 - 40 (ms)
Thread trimmer off timing
(*) Time from needle up stop
140 40 (ms) 0 - 100 (ms)
Upper thread feeding off timing
(*) Time from needle up stop
141 30 (ms) 5 - 60 (ms)
Quick reverse solenoid on response time for T stitches
142 30 (ms) 5 - 60 (ms)
Quick reverse solenoid off response time for T stitches
143 30 (ms) 0 - 60 (ms)
Upper thread feeding solenoid fully on time
(*) No chopping when set to “0”
144
1.0
(1.0 ms)
0.1 - 4.9
(0.1 - 4.9 ms)
On time for upper thread feeding solenoid during chopping
145 1 0 - 1
Needle up stop position error display function after thread trimming
0: None
1: Yes ([Err 111] is displayed.)
146 4 4 - 14
Needle zigzag sync position (angle from needle up stop signal turning off x 8
degrees)
147 0
0 - 5
(degrees)
Needle zigzag sync delay
148 1 0 - 1
Machine head fan
0: Stopped
1: Operating (stops when machine head is tilted back and when an error
occurs)
Upper thread
feeding Solenoid
0123B
(fully ON)