32HW-53H
Contrast AdjustmentsLED FLASHING CODES
Three types of contrast levels can be varied as listed be-This model is not provided with stereo led, so to let ?flashing
low:codes? for IC failures detection when the TV set does not
" TELETEXT MIX MODE CONTRASTwork, we have answered with the next solution:
" TELETEXT CONTRAST
" OSD CONTRAST" The detection of failure will be made with an external LED.
Use the volume up/down buttons to adjust to a suitable level," The output of the flashing code will be via AV1 (pin 12).
then press the standby button to store." Insert a generic led diode between pin 12 and ground (i.e.
pin 5, 13 or 21) as shows the below picture.
DVCO Adjustment (PAL)
Carry out the DVCO Adjustment (PAL) as shown below:
1. Receive a Phillips pattern signal.20 18 16 14 12 10 8642
2. While in the DVCO ADJUSTMENT (PAL) menu, press21 19 17 15 13 11 975 2131
the standby button.
3. The adjustment will be carried out automatically and
stored.
DVCO Adjustment (NTSC)Follow the sequence according to the information below, as
a guide to fault finding.
No adjustment required.
1. Unable to read or write into NVM: 66% ON, 33% OFF
twice and OFF for a second.
Auto Installation On/Off
To return the receiver to the original Auto Installation mode,
On Off
using the volume up or down button, set the Auto Installa-
tion On/Off to On. This setting is automatically stored and
when the receiver is turned on the next time it will start up in
Auto Installation mode.
2. MSP failure: 66% ON, 33% OFF for three times and
AGC AdjustmentOFF for a second.
To correctly align the Automatic Gain Control, follow the
procedure outlined below:
On Off
1. Tune the set into a pattern generator on CH10.
2. Adjust the signal strength of the pattern generator to 57uV
3. Enter the service mode.
4. Enter the AGC Adjustment menu.3. VDP failure: 66% ON, 33% OFF for four times and OFF
5. Press the standby button on the remote control.for a second.
6. The adjustment will be carried out and stored
automatically.
On Off
AFT Adjustment
To correctly align the Automatic Fine Tune, follow the
procedure outlined below:
1. Tune the set into a pattern generator on CH69.NOTE:
2. Enter the service mode.If you want to check that the system is working, open resis-
3. Enter the AFT Adjustment menu.tor R307 to avoid IC comunication with MSP. The TV set
2
4. Press the standby button on the remote control.will flash three times and OFF for a second, showing MSP
5. The adjustment will be carried out and storedfailure.
automatically.Then the system is working properly.
10 |
ACEC
