Application; Basic Operation; General Conditions; Aging - NEC MultiSync LCD1700NX A Service Manual

1. Application

This specification should be applied to the adjustment of the LCD1700NX set.

2. Basic Operation

2.1 General Conditions

Unless otherwise specified, adjustments should be carried out under the following conditions:
1) Power source voltage: AC 100 - 120V @ 1.5A, AC 220 – 240V @ 0.75A
2) Equipment to be used: Equipment that can generate an output of the adjusted VG-829 unit or equivalent
3) Connections: Connections are made to the D-Sub connector of the unit under inspection by means of the
connector that can carry each output of the VG-829.

2.2. Aging

More than two hours. Room temperature is 35 degrees C to 40 degrees C.

3. Adjustment Mode Setting

3.1 Power SW Closure

1) Insert the power cable plug in a wall outlet and the LED is amber when the POWER ON key [
pressed. (Confirm that an OSD message of [No Signal Input] is indicated.)
However, while the OSD message of [No Signal Input] is displayed, the LED is green. When the OSD is
made to be unlit, the LED is then amber.
* This unit is regarded as a defective item if the LED is not amber even though the power cable plug is
inserted in a wall outlet and the POWER ON key [
2) Confirm that the LED is green when an input of Signal 15 (VESA 1280*1024 (75Hz)) is input.
* This unit is regarded as a defective item if the LED is not green.
3) Then, confirm that an OSD message is displayed on the LCD screen when the MENU keys are pressed.
] is pressed.
4-2
] is