Output Checking Method - Brother RH-9820 Service Manual

2-7. Output checking method

Use this to check for any malfunctions of the circuit boards, and for checking for problems with drive mechanisms and broken
cords. This checks if the CPU output signal is working correctly.
NOTE:
When checking operation, the mechanisms may be obstructed and become damaged, so remove the left and right work clamp
plates (Z) before checking output.
1
While holding down the
2
Press the start switch (2).
3
Select the check number (A) to be checked.
0413B
4
Press the start switch (2).
5
[To return to normal operation]
Press the POWER switch at the OFF side to turn off the power, and then turn the power back on.
key, push the POWER switch at the ON side (1).
The feed base will move to the home position.
* Refer to the output check list for the details of signals being checked.
The operation corresponding to the signal being checked will be carried
out.
The sewing machine will switch to starting standby mode.
(A)
RH-9820
2. FUNCTION SETTINGS
0749B
0981B
0982B
0731B
0982B
18