Operation Manual

MI 3309 BT DeltaGT Main menu and test modes
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4.8.3.2 Initialization of the Bluetooth dongle
Initialization procedure (Bluetooth dongle for the printer):
1. Connect printer’s Bluetooth dongle A 1436 to the instrument’s PS/2 port.
2. Press RESET key on the Bluetooth dongle A 1436 for at least 10 seconds.
3. Select INIT. BT DONGLE (PRN) in Communication menu and press TEST.
4. Wait for confirmation message and beep. Following message is displayed if dongle was
initialized properly:
EXTERNAL BT DONGLE SEARCHING OK!
5. Connect successfully initialized Bluetooth dongle A 1436 to the printer using RS-232 to
PS2 interface cable.
Notes:
 The Bluetooth dongle A 1436 should always be initialized before first use with the
printer.
 For more information about communication via Bluetooth refer to chapter 8.
Communication and A 1436 manual.
4.8.4 LCD contrast and backlight
In this menu the contrast and backlight mode of the LCD can be set.
Figure 4.13: LCD contrast menu
Backlight modes:
AUTO The high backlight level is active for 30 seconds after last pressing of any key.
Then the backlight level returns to low level until a key is pressed again.
OFF Backlight level is low.
ON Backlight level is high.
Keys:
TAB
Toggles between setup of contrast and backlight
 / 
Sets contrast value or backlight mode
TEST
Confirms selection and returns to Setup menu.
ESC
Returns to Setup menu without changes.
Note:
 If you press the down () key while starting up the instrument you will automatically
jump to the LCD contrast menu.
 While the instrument is connected to mains voltage the backlight is automatically
switched to the HIGH level.