Brother RH-9820 Service Manual page 20

2. FUNCTION SETTINGS
Setting
No.
range
Lower thread trimming timing (ms)
* This is only displayed for -02 specifications.
560
0 - 100
Upper thread breakage detector (option)
* This is not overwritten by CF card data.
561
OFF
ON
Number of stitches before upper thread breakage is detected
562 * This is displayed when the upper thread breakage detector is enabled.
1 - 9
Number of stitches for upper thread breakage judgment
563
2 - 7
Upper thread nipper device (option)
* This is not overwritten by CF card data.
564
OFF
ON
Upper thread nipper device closing timing correction (mm)
* This is displayed when the upper thread nipper device is enabled.
565
-10 - 10
Lapel device (option)
* This is not overwritten by CF card data.
OFF
566
ON
Program number loaded based on straight buttonhole sensor
* This is displayed when the lapel device is enabled.
567
OFF
1 - 20
Program number for sub-hammer to be always lowered
* This is displayed when the lapel device is enabled.
OFF
568
1 - 20
Error checking for straight buttonhole sensor
* This is displayed when the lapel device is enabled.
OFF
569
ON
11
When a larger value is set, the lower thread trimming timing is delayed by more.
Setting can be carried out in units of 5 ms.
* This is only enabled for -02 specifications.
Upper thread breakage detector is disabled.
Upper thread breakage detector is enabled.
Upper thread breakage detection starts after the set number of stitches has been sewn.
An upper thread breakage error occurs when the upper thread breakage signal is
continuously on for the set number of stitches.
Upper thread nipper device is disabled.
Upper thread nipper device is enabled.
When a larger value is set, the upper thread nipping timing is delayed by more.
Setting can be carried out in units of 1 mm.
Lapel device is disabled.
Lapel device is enabled.
* When a straight buttonhole program is selected, the sub-hammer is lowered.
* The material setting position is automatically set to the forward position.
Normal
When there is no material underneath the straight buttonhole sensor, the program
number which has been set is loaded, and the sub-hammer is lowered.
Normal
When the program number that has been set is sewn, the sub-hammer is always
lowered.
* This is not affected by the status of the straight buttonhole sensor or the program
settings (eyelet pattern).
Error checking disabled
Error checking enabled
An error (E942) occurs in the following cases.
(A) When there is material underneath the sensor and an attempt is made to sew a
straight buttonhole program
(B) When there is no material underneath the sensor and an attempt is made to sew an
eyelet buttonhole program
Setting items
RH-9820
Default
value
0
OFF
5
4
OFF
0
OFF
OFF
OFF
OFF