Panasonic TC-20B12, TC-14A12P Troubleshooting Chart, Cc on Mute Mute/Closed Caption, Hotel Mode

Page 14

Supplementary Remote Control Operations

cc ON MUTE (Mute/Closed Caption)

This feature will function only when:

1.Mode/CC feature is OFF.

2.The MUTE button ( ) is pressed on the remote control.

Press the navigation button (/) to select an option as shown below:

NO Ö C1

Ö C2

Õ

Ö

Õ C4

Ö C3

Language

 

 

 

To select functions vertically or horizontally, press the navigation buttons.

IDIOMA

PORTUGUÊS

ESPAÑOL

ENGLISH

- 14 -

IDIOMA

PORTUGUÊS

ESPAÑOL

ENGLISH

LANGUAGE

PORTUGUÊS

ESPAÑOL

ENGLISH

Hotel Mode

This feature is very useful in hotels or when the owner does not want other people to change setting levels.

When activated, only CHANNEL, VOLUME, PICTURE MENU, RECALL, MUTE, TV/AV buttons will operate.

Troubleshooting Chart

Before you call for service, determine the symptoms and make a few simple checks, as shown below.

SIGNALS

 

Check

 

 

Picture

Sound

 

 

 

 

 

 

Antenna location and/or connection

Snowy picture

Noisy sound

 

 

 

 

 

 

Antenna location and/or connection

Multiple image

Normal sound

 

 

 

 

 

 

Electrical appliances,

 

 

lights, cars

 

 

and motorcycles

Interference

Noisy sound

 

 

 

 

 

 

Volume

 

 

(check if mute control is

 

 

activated on the remote control)

Normal picture

No sound

 

 

 

 

 

 

Check that the AC power cord is plugged into

 

 

the AC outlet.

 

 

Unit has not been turned ON.

No picture

No sound

Brightness/contrast and audio control settings

(Check by pressing the power switch.)

 

 

 

 

 

Color control settings

No color

Normal sound

 

 

 

 

 

 

Perform channel tuning procedure again.

No video

Low sound

 

 

 

 

 

 

Unit was relocated while it was ON.

Operation Guide

TC-14A12P / TC-20B12

To activate:

1.Adjust sound level.

2.Press the TIMER button on the remote control and set it to 30 minutes.

3.Press and hold the RECALL button.

4.Press the CHANNEL ( ) button on the TV panel.

To exit Hotel mode:

Press the VOLUME ( ) button on the TV panel and the TIMER button on the remote control simultaneously.

Colored blotches

Normal sound

 

 

 

Improper color system

No color

Noisy sound

Image 14
Contents TC-14A12P TC-20B12 Contents Back view Operation GuideFront view Battery replacement precautions Location of Controls Remote ControlInstalling the Batteries Outdoor Antenna Connection Installation Operation of TV ControlsConnection General Operation Main Menu Button Picture Menu ButtonTune Button WAKE-UP ButtonChannel Selection Tuning ProceduresMain Menu List Operation Channel Selection ModeAntenna Mode Channel CapabilityManual Tune Auto Tuning ModeManual Tuning Mode Guide Fine Tuning ModeChannel Skip Mode Channe LPicture Menu Supplementary Remote Control OperationsColor System Mode Important NoteFeatures Menu Sound MenuCc on Mute Mute/Closed Caption Troubleshooting ChartHotel Mode No Ö C1 LanguageIC601 TDA9381PS/N2/3 Pins and Functions IC601 Pins and Functions Nome DescriçãoIC601 / IC451 Voltage Table VddpIC601 Block Diagram Configuration General SummaryService Adjustments and Calibrations Test Equipment Ntsc SUB-TINT Calibration White Quality Calibration CRT CenterCRT CUT OFF Calibration Color Purity Adjustment Convergence Calibration Power Source Voltages Main Board Schematic Diagram TC-14A12P / TC-20B12 CRT Board Schematic Diagram Main Board Conductor View left / component side Main Board Conductor View right / component side Main Board Conductor View left / foil side Main Board Conductor View right / foil side Waveform TNR001 IC801 Parts Location Packing and Acessories Replacement Mechanical Parts List TC-20B12 TC-14A12PReplacement Electrical Parts List MA152KTX Diodo Chaveamento SMD MTZJT-7716AMTZJT-7730D Diodo ChaveamentoTransistor DE Potencia Transistor DE Potência NPN2SB792ATX Transistor SMD PNP 0,2 W ERG3FJ822HERQ12HKR82P ERQ12HKR68PERQ12HJ1R5P ERDS1TJ223TPage CS Group Technical Support