NEC PF28WT100 instruction manual Troubleshooting Specification

Page 9

TROUBLESHOOTING

SPECIFICATION

SYMP TOMS INSPECT

Neither picture nor sound:

Picture is OK, but no

 

sound:

•Is power cord plugged in?

•Check if “Volume Down” is

 

pressed.

 

•Check if the “Volume Control”

 

is set to the minimum position.

Sound is OK, but no color:

•Check if the “Color Control” is set to the minimum position. •Check if the program on air is in color, or in black and white. •Check if the antenna installation and its connection are OK.

BBefore Asking for Service:

Overlapped Picture

Image:

•Check if the antenna direction is correct.

•Check if the “Frequency” function is set up correctly.

TV Standard

Color system

PAL, NTSC 3.58/4.43(AV)

 

 

 

 

 

Sound system

B/G, H, M(AV)

 

 

 

 

Rated voltage

AC 240V~, 50Hz

 

 

 

 

Power consumption

Power on

97W

 

 

Stand-by

3W Under

 

 

 

 

Sound Output Power

7W X 7W(10% THD. 60% MOD. At 1kHz)

 

 

 

 

Channel Coverage

BAND I : CH0 - CH4 [CH0(46.25Mhz), CH2(64.25Mhz)]

 

 

VHF

BAND II : CH5 - CH12 [CH7(182.25Mhz), CH10(196.25Mhz)

 

 

CH10(209.25Mhz)]

 

 

 

 

 

 

CABLE BAND : S1’ - S3’, S1 - S20

 

 

 

HYPER BAND : S21 - S41

 

•Press power button on the front of

•Adjust the volume with

•Check the antenna again.

•Direct the antenna toward the

ACTION

TV.

“Volume Up” button.

•Check by turning on other

broadcasting station.

Red power light should be green.

 

again, and readjust the color.

•Adjust the “Frequency”

 

•If the red power light is on, press

 

channel programs.

 

the remote control power button.

 

•Refer to the color section

function.

T r o u b l e s h o o t i n g :

 

UHF

BAND IV, V : CH21 - CH69 [CH28(527.25Mhz)]

Tuning System

 

Frequency Synthesizer Tuning System

 

 

 

Channel Indication

 

On Screen Display

 

 

 

Program Selection

 

100 Programs

 

 

 

Aux. Terminal

Input

AV1 (Rear): RCA Jack

 

AV2 (Front): RCA Jack, S-VHS(Front): S-Video

 

 

 

 

Output

Monitor out (Rear): RCA Jack

 

 

 

Remote Control Unit.

 

RD-D110(Required two 1.5V battries type with AAA size)

 

 

 

Dimension

 

840(W) x 512(H) x 499.5(D) mm

 

 

 

Picture tube

 

28" WIDE FLAT TYPE

 

 

 

Weight

 

39kg

SYMP TOMS

Picture has “Snow”:

 

 

•Check if the antenna is

INSPECT

damaged or its connection is all

right.

 

 

•Check if there is an interference

 

from car traffic or neon signs.

HANDLING

•Correct the antenna faults or

replace the connection cable.

 

Stripes on picture:

•Check if there is an interference by other electronic devices, such as radio, telephone, etc.

•Keep magnetic or electronic devices away from the set.

Bad stereo sound:

•Long distance from the station or other radio waves could cause bad sound reception.

•Shift the mode into “Mono” by using “MODE” button.

Operation disorder of Remote Control:

•Check if the batteries are low. •Check “Remote Control Sensor” window.

•Get rid of objects blocking the TV sensor and Remote Control

•Replace batteries or check if the electrodes are fitted properly in the compartment.

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