Johnson JR8 Serie Guide D'utilisation page 121

6.2.3 Menu mode
Only master unit has the full menu functions, slaves units
only have error codes check and cleaning functions.
1. Long press SW5 "MENU" button for 5 seconds to enter
menu mode, and the digital display displays "n1".
2. Press SW3 / SW4 "UP / DOWN" button to select the
first level menu "n1", "n2", "n3", "n4"or "nb".
3. Press SW6 "OK" button to enter specified first level
menu, for example, enter "n4" mode.
4. Press SW3 / SW4 "UP / DOWN" button to select the
second level menu from "n41" to "n47".
Menu mode selection flowchart:
Start
Long press
"MENU"
Press "MENU"
5 seconds
Display "n0"
Press "UP" or
Press "MENU"
"DOWN" to
choose "X"
Display "nX"
Press "OK" to
Press "MENU"
confirm "X"
Display "nXY"
Press "UP" or
Press "MENU" "DOWN" to
choose "Y"
Display "nXY"
Press "OK" to
Press "MENU"
confirm "Y"
Display "Z"
Press "UP" or
"DOWN" to
Press "MENU"
choose "Z"
Display "Z"
Press "OK" to
confirm "Z"
Confirm "Z"
42
5. Press SW6 "OK" button to enter specified second level
menu, for example, enter "n42" mode.
6. Press SW3 / SW4 "UP / DOWN" button to select the
specified menu mode code.
7. Press SW6 "OK" button to enter specified menu mode.
CAUTION
Operate the switches and push buttons with
an insulated stick (such as a closed ball-point
pen) to avoid touching of live parts.
V.1