Pioneer DDJ-SR Service Manual page 23

5
(1) Jog dial Rotation Time measurement mode
This is the mode to measure the JOG rotation time which is specified at "Jog dial Performance specification".
The specified range is 100 ± 40 msec.
[Method to measure]
1 You spin Jog dial more than 33*7 = 231 rpm.
*1 In case of less than 231 rpm, it is failure. Then "SLIP" LED (Deck1) is lit.
*2 You must measure by either clockwize or counterclockwize.
2 The controller measures "T1".
*T1: The time that Jog dial rotation speed slow down from 100 rpm to 50 rpm.
3 The controller display result with three Channel level indicators. Refer to below.
The format of the result is "XXX" msec. (X: 0-999 msec .decimal)
It is displayed by the Headphone CUE/TAP buttons (Deck1 / Deck 2) and Level indicator.
Display of the 1st digit
XXX
[Numerics expressed with the number of lit LEDs]
0
If the measurement result is outside the specified range, check the amount of grease for the Jog dial and the chassis.
5
6
Display of the 2nd digit
XXX
1 2 3
6
7
4 5 6
DDJ-SR
7
8
Display of the 3rd digit
XXX
7 8 9
8
A
B
C
D
E
F
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