Circuit Board Dip Switches - Brother DH4-B981 Instruction Manual

10. SUMMARY OF DIP SWITCHES

10-2. Circuit board DIP switches

Wait at least 5 minutes after turning off the power switch and disconnecting the power cord from the wall
outlet before opening the face plate of the control box. Touching areas where high voltages are present
can result in severe injury.
The ON/OFF positions of the DIP switches inside the front panel are checked only once when the power is turned on.
Any changes to the DIP switch positions will not be effective until the power is switched off and back on again.
Circuit board DIP switch C
No. ON/OFF
ON
1
OFF
ON
2
OFF
ON
3
OFF
ON
4
OFF
ON,ON
ON, OFF
5, 6 *
OFF, ON
OFF, OFF
ON
7
OFF
ON
8 *
OFF
* The version of the PROM is given as "E" or later.
The machine is shipped from the factory with the DIP switches set as follows.
70
2 pedals (for cloth presser switch and start switch)
Front position setting (reduces cycle time when cutting after sewing and no lower thread trimming are set)
Back position setting (reduces cycle time when cutting before sewing and no lower thread trimming are set)
After specified time has passed since hammer
started to be raised, next operation starts.
After hammer has been raised to a specified position, next operation starts.
DANGER
Description
1 pedal (for start switch)
Work clamp ON after sewing
Work clamp OFF after sewing
Upper and lower thread trimming
Upper thread trimming
For extra heavy materials
For heavy materials
For light materials
Spare
Spare
Upper thread nipper present
Upper thread nipper not present
1 2 3 4 5 6 7 8
OFF
DH4-B981
1000Q