Philips LC4.31E Service Manual page 136

EN 136 8. LC4.31E AA
8.3.1 SAM Menu
00035 HSD21E1 1.00/S21LXN 1.00
ERR 0 0 0 0 0
OP 152 167 015 081 252 127 019
00035 HSD21E1 1.00/S21LXN 1.00
ERR 0 0 0 0 0
OP 152 167 015 081 252 127 019
. Clear
. Options
. Tuner
. White Tone
. Audio
. NVM Editor
. SC NVM Editor
. Test Pattern
. ComPair Mode
1 00035 HSD21E1 1.00/S21LXN 1.00
2 CODES 0 0 0 0 0
3 OP 152 167 015 081 252 127 019
4
5
6 NOT TUNED
7 PAL
8 STEREO
9 CO 50 CL 50 BR 50
0 AVL Off
8.3.2 Tuner Adjustment
AGC (RF AGC Take Over Point)
• Activate the SAM menu.
• Go to the sub-menu Tuner.
• Select the AGC sub-menu.
• Adjust the AGC value to AGC = 27.
• Adjust the AGC L' value to AGC L' = 27 (Europe only).
• Adjust the IFPLL value to IFPLL = 32 (Europe only).
• Switch the set to standby to store the data.
8.3.3 DCXO (Digital Xtal Oscillator) Alignment
• Input a Colour bar signal with a colour subcarrier frequency
of 4.43 MHz on SCART1 or SCART2.
Alignments
SDM
. OP1
. OP2
. OP3
. OP4
. OP5
. OP6
. OP7
SAM
. IFPLL
Clear ?
. AGC
. AGCL'
On
CSM
. Cool
. Normal
. Warm
. QSS Off
. FMI On
. DCX0 Alignment
. Lip Sync
. DBE
.ADR
.VAL
.Store
.ADR
.VAL
.Store
Figure 8-1 Overview SAM menu (the values are indicative).
SAM
0
57
140
32
120
128
0
SAM
32
30
255
SAM
SAM
Start
Off
Off
SAM
0x0000 0
0x0000 0
Store ?
SAM
0x0000 0
0x0000 0
Store ?
• Select as a signal source EXT1 or AV1.
• Go to the SAM menu and select "Audio".
• Activate "DCXO Alignment" and wait until this process has
finished (DONE).
• Check if the audio reception is OK, if not (e.g. the sound is
interrupted): repeat the procedure.
• Switch the set to standby to store the data.
8.3.4 ADC Gain and Grey Scale Alignment
The table below shows a number of NVM settings used for
each model of TV set. Be sure to use the correct editor in the
SAM menu (NVM Editor or SC NVM Editor), because the first
one is used for the Hercules NVM, and the second one for the
SCALER (SC) part of the TV set. For further important NVM
SAM
. Delta Cool Red -3
. Delta Cool Green -1
. Delta Cool Blue 5
SAM
. Normal Red 32
. Normal Green 35
. Normal Blue 41
SAM
. Delta Warm Red 2
. Delta Warm Green -3
. Delta Warm Blue -13
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