Philips 37PF7321 User Manual download pdf (Page 24)

Troubleshooting Tips

Below is a list of symptoms you may encounter with your TV. Before you call for service, make these

simple checks.

Symptom Possible Causes What you should do

No display on screen • Faulty power supply • Check whether power cord is properly connected

• TV’s Power not turned into the mains socket and to your TV. If there is still

no power, disconnect plug. Wait for 60 seconds

and re-insert plug. Switch on TV again.

• Press the

key on the remote control.

Poor reception • Faulty antenna connection • Check antenna connection at rear of TV.

(snowish picture and

• Weak transmission • Try to fine tune your picture (see to page 9).

noise)

• Wrong TV system •

Have you chosen the right TV system? (see to page

9).

No picture • Faulty aerial and cable • Check whether cables or aerial sockets are properly

connected.

• Wrong source selected • Check whether the source is correctly selected.

Press button to enter Source list and select

the correct source.

No sound on • Wrong TV system • Check whether the correct TV system is selected

certain channels (see to page 9).

No sound • Zero volume level • Try increasing volume.

• Sound muted • Check that the mute ( ) mode is not on. If mute

mode is on, press the

key to deactivate mute

mode.

• Headphone is connected • Disconnect headphone connection (only for 32”

model).

Sound interference • Electrical appliances • Try switching off any electrical appliances, for

interference example, hairdryer, vacuum cleaner that are in use.

TV not responding •

Wrong placement of •

Check the placement of the batteries.

to remote control

batteries

• Flat batteries • Try changing the batteries.

• Aim remote control directly at sensor on front of TV

Occasional appearance

• Characteristic of liquid • This symptom is not a problem. The liquid crystal

of red, blue, green crystal panel panel is built with very high precision technology

and black spots on giving you the fine picture details. Occasionally, a few

screen non-active pixels may appear on the screen as a fixed

point of red, blue, green or black. Note that this

does not affect the performance of the set.

Intermittent or • * HDCP (see glossary) • Noise is displayed if the connected digital equipment’s

flickering picture authentication failed (DVD player or Set-Top box) *HDCP authentication

in HD mode failed. Check user manual for the digital equipment

you are connecting.

• Use a standard HDMI to DVI cable.

No sound or picture but

• Set on standby mode • Press the

key on the remote control.

front panel red light is

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Philips 37PF7321 User Manual Page 24

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