Brother HS-3000, Service Manual, Page: 103 / 164

4 - 2
Test Mode Starting test mode/Starting and stopping operation
1. How to start test mode
• Turn on the power while pressing the (Stitch selection key) and the (Reverse stitch button), then test
mode starts.
2. Mode selection
• Press the (Stitch selection keys) and select pattern number (mode).
3. Starting and stopping test mode
• Press the (Start/stop button).
4. Test modes (used for adjustments)
When the test mode will be changed the power off and the test mode will start again.
Mode No.
Z (zigzag)
operations
F (feed)
operations
Operating speed Used adjustment
Ref.
page
3 point
needle drop
2
Switches base line with each
stitch.
*Switches left base line/center
base line/right base line with
each push of .
0mm
(none)
Any speed may be
selected using the
speed control key.
Left base line
needle drop
4 - 6
Rotary hook unit
position
4 - 7
Needle clearance
left/right
4 - 8
Needle bar rising 4 - 9
Needle bar height 4 - 10
Clearance
between needle
and rotary hook
point
4 - 11
Feed
adjustment
5
100 stitches forward on the left base line.
100 stitches reverse on the right base line.
Switches low/middle/
high speed with each
push of .
Forward/backward
feed
4 - 14
Feed dog
position
7 Stops center base line.
Switches
0mm/5mm
with each
push of
.
Any speed may be
selected using the
speed control key. Front/back and
left/right position of
feed dog
4 - 18
Pattern
adjustment
14 Sewn adjustment pattern. None. Pattern 4 - 22