TDK 750W HALF RACK

83-507-5002 Rev. B

Table 4-1: Front Panel Controls and Indicators

Number Control/Indicator Description

Section

4 CURRENT display 4 digit, 7 segment LED display. Normally displays the Output

Current. When the PREV button is pressed, the display indi-

cates the programmed setting of Output Current.

5 CURRENT indicator Green LED, lights f or Constant-Current mode operation

6 CURRENT control High resolution rotary encoder for adjusting the Output Current.

Auxiliary Function:

1) Selects the Baud-Rate of communication port

2) Set desired mode of the Master Power Supply in

Advanced parallel operation.

5.2.2

7.2.4

5.15.2

7 OUT button

Main function:

Output ON/OFF control. Press OUT to set the

output On or Off. Press to reset and turn On the output aft er

OVP or FOLD alarm events have occurred.

Auxiliary function:

Selects between “Safe-Start” and “Auto-Restart” modes. Press

and hold OUT button to toggle between “Safe-Start” and “Auto-

Restart”. The VOLT display will cycle between “SAF” and

“AUT”. Releasing the OUT button while one of the modes is

displayed, selects that mode.

5.6

5.11

8 OUT indicator Green LED, lights when the DC output is enabled.

REM/LOC button

Main function

: Go to local. Press REM/LOC to put the unit into

Local mode (REM/LOC button is disabled at Local Lockout

mode).

Auxiliary function:

Address and Baud Rate setting. Press and

hold REM/LOC for 3 sec. to set the Address with the VOLTAGE

encoder and the Baud Rate with the CURRENT encoder.

7.2.5

7.2.2

7.2.4

10 REM/LOC indicator Green LED, lights when the unit is in Remote mode.

FOLD button

Foldback protection control.

-Press FOLD to set Foldback protection to On.

-To release Foldback alarm even, press OUT to enable the out-

put and re-arm the protection.

-Press FOLD again to cancel the Foldback protection.

5.5

12 FOLD indicator Green LED, lights when Foldback protection is On.

13 OVP/UVL button Over Voltage Protection and Under Voltage limit setting.

-Press once to set OVP using VOLTAGE encoder (the current

display shows “OUP”)

-Press again to set the UVL using VOLTAGE encoder ( the cur-

rent display shows “UUL”).

5.3

5.4

14 PREV button

Main function:

Press PREV to display the Output Voltage and

Current setting. For 5 sec. the display will show the setting and

then it will return to show the actual Output Voltage and Cur-

rent.

Auxiliary function:

Front Panel Lock. Press and hold PREV

button to toggle between “Locked front panel” and “Unlocked

front panel”. The display will cycle between “LFP” and “UFP”.

Releasing the PREV button while one of the modes is displayed

selects that mode.

5.17