Sound Problems - Philips 7603 series Service Manual

Picture too dark or too bright
Increase / decrease the BRIGHTNESS and / or the CONTRAST value when:
• The picture improves after you have pressed the 'Smart Picture' button on the remote control.
• The picture improves after you have switched on the Customer Service Mode
The new 'Personal' preference value is automatically stored.
White line around picture elements and text
Decrease the SHARPNESS value when:
• The picture improves after you have pressed the 'Smart Picture' button on the remote control.
• The picture improves after you have switched on the Customer Service Mode
The new 'Personal' preference value is automatically stored.
Snowy picture
Check CSM line 5. If this line indicates 'Not Tuned', check the following:
• No or bad antenna signal. Connect a proper antenna signal.
• Antenna not connected. Connect the antenna.
• No channel / preset is stored at this program number. Go to the INSTALL menu and store a proper channel at this
program number.
• The tuner is faulty (in this case the CODES line will contain error number 10). Check the tuner and replace / repair if
necessary.
Snowy picture and/or unstable picture
• A scrambled or decoded signal is received.
Black and white picture
Increase the COLOR value when:
• The picture improves after you have pressed the 'Smart Picture' button on the remote control.
• The picture improves after you have switched on the Customer Service Mode
The new 'Personal' preference value is automatically stored.
Menu text not sharp enough
Decrease the CONTRAST value when:
• The picture improves after you have pressed the 'Smart Picture' button on the remote control.
• The picture improves after you have switched on the Customer Service Mode
The new 'Personal' preference value is automatically stored.

Sound Problems

No sound or sound too loud (after channel change / switching on)
Increase / decrease the VOLUME level when the volume is OK after you switched on the CSM. The new 'Personal'
preference value is automatically stored.