TSW200E1
● DTX: Transmit data
● DRX: Receive data
● RTS: Request to send
● CTS: Indicates modem clear to send
● DCD: Indicates detected carrier
● DSR: Indicates data set ready
● DTR: Indicates data terminal ready
● TCK: Transmit clock
● RCK: Receive clock
● TCKE: Internal transmission clock
Finally, there are two LEDs that monitor the battery condition:
• BATT: Blinks when the battery has insufficient charge for equipment operation.
• IN CHARGE: On when the battery charger is connected. It turns red when the battery is
being charged and green if the charge is already complete.
2.3 - Keyboard
The TSW200E1 keyboard description follows:
• ON/OFF: turns the equipment on and off
• <F1>, <F2>, <F3>, <F4>: The function of these keys depends on the displayed screen.
The bottom display line defines their use.
Note: Throughout this manual, the notation
<F1>, <F2>, <F3> and<F4>
will be used to represent these keys.
By simultaneously pressing ←and → at any screen, the display backlight is toggled on or
off.
• ←, ↑, → and ↓: Used for cursor navigation throughout the screen and to change the
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