REPAIRING AND NOT THROWING AWAY

Richtige Fernseher haben Röhren!

Richtige Fernseher haben Röhren!

In Brief: On this site you will find pictures and technical information about Service Modes, Circuit Diagrams, Firmware Update procedure, Disassemble procedure, Universal remote control set-up codes, Troubleshooting and more....

If you go into the profession, you will obtain or have access to a variety of tech tips databases HERE IT IS Master Electronics Repair !.

These are an excellent investment where the saying: 'time-is-money' rules. However, to learn, you need to develop a general troubleshooting approach - a logical, methodical, method of narrowing down the problem. A tech tip database might suggest: 'Replace C536' for a particular symptom. This is good advice for a specific problem on one model. However, what you really want to understand is why C536 was the cause and how to pinpoint the culprit in general even if you don't have a service manual or schematic and your tech tip database doesn't have an entry for your sick TV or VCR.

While schematics are nice, you won't always have them or be able to justify the purchase for a one-of repair. Therefore, in many cases, some reverse engineering will be necessary. The time will be well spent since even if you don't see another instance of the same model in your entire lifetime, you will have learned something in the process that can be applied to other equipment problems.
As always, when you get stuck, checking out a tech-tips database may quickly identify your problem and solution.In that case, you can greatly simplify your troubleshooting or at least confirm a diagnosis before ordering parts.

Happy repairing!
Today, the West is headed for the abyss. For the ultimate fate of our disposable society is for that society itself to be disposed of. And this will happen sooner, rather than later.

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..............The bitterness of poor quality is remembered long after the sweetness of todays funny gadgets low price has faded from memory........ . . . . . .....
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Friday 22 March 2019

PHILIPS - 32PFL6615D – 40PFL6615D – 46PFL6615D -AMBILIGHT - WHITE TONE - T'CON / VCOM - OPTION SETTINGS - DETAILS

PHILIPS - 32PFL6615D – 40PFL6615D – 46PFL6615D -AMBILIGHT - WHITE TONE - T'CON / VCOM - OPTION SETTINGS - DETAILS





ALIGNMENT PROCEDURE
General Alignment Conditions
Perform all electrical adjustments under the following conditions:
  • Power supply voltage (depends on region):
  • AP-NTSC: 120 VAC or 230 VAC / 50 Hz (± 10%).
  • AP-PAL-multi: 120 - 230 VAC / 50 Hz (± 10%).
  • EU: 230 VAC / 50 Hz (± 10%).
  • LATAM-NTSC: 120 - 230 VAC / 50 Hz (± 10%).
  • US: 120 VAC / 60 Hz (± 10%).
Connect the set to the mains via an isolation transformer with low internal resistance.
Allow the set to warm up for approximately 15 minutes.
Measure voltages and waveforms in relation to correct ground (e.g. measure audio signals in relation to AUDIO_GND).  Caution: It is not allowed to use heat sinks as ground.
Test probe: Ri > 10 MW, Ci < 20 pF.
Use an isolated trimmer/screwdriver to perform alignments.
  • Alignment Sequence
First, set the correct options:
  1. In SAM, select “Option numbers”.
  • Fill in the option settings for “Group 1” and “Group 2” according to the set sticker.
  • Press OK on the remote control before the cursor is moved to the left.
  • In sub-menu “Option numbers” select “Store” and press OK on the RC.
OR:
  • In main menu, select “Store” again and press OK on the RC.
  • Switch the set to Stand-by.
  • Warming up (>15 minutes).
Hardware Alignments:  Not applicable.
Software Alignments
  • Put the set in SAM mode.
  • The SAM menu will now appear on the screen.
  • Select ALIGNMENTS and go to one of the sub menus.
The alignments are explained below.
The following items can be aligned:
  1. White point
  2. Ambilight
  3. TCON Alignment
  4. Reset TCON Alignment.
To store the data:
  • Press OK on the RC before the cursor is moved to the left
  • In main menu select “Store” and press OK on the RC
  • Switch the set to stand-by mode.
For the next alignments, supply the following test signals via a video generator to the RF input:
  1. EU/AP-PAL models: a PAL B/G TV-signal with a signal strength of at least 1 mV and a frequency of 475.25 MHz
  2. US/AP-NTSC models: an NTSC M/N TV-signal with a signal strength of at least 1 mV and a frequency of 61.25 MHz (channel 3).
  3. LATAM models: an NTSC M TV-signal with a signal strength of at least 1 mV and a frequency of 61.25 MHz (channel 3).
WHITE POINT
Choose “TV menu”, “Setup”, “More TV Settings” and then “Picture” and set picture settings as follows:
                                  Picture Setting

Contrast
100
Brightness
50
Color
0
Light Sensor
OFF
Picture format
Unscaled
In menu “Picture”, choose “Pixel Plus HD” and set picture settings as follows:

                         Picture Setting

Dynamic Contrast
OFF
Dynamic Backlight
OFF
Color Enhancement
OFF
Gamma
0
  • Go to the SAM and select “Alignments”-> “White point”.
White point alignment LCD screens:
  • Use a 90% white screen to the HDMI input and set the following values:
  • “Color temperature”: “Normal”.
  • All “White point” values to: “127”.
In case you have a color analyzer:
  • Measure, in a dark environment, with a calibrated contact less color analyzer (Minolta CA-210 or Minolta CS-200) in the center of the screen.
  • Adjust the correct x, y coordinates (while holding one of the White point registers R, G or B on 127) by means of decreasing the value of one or two other white points to the correct x, y coordinates.  Tolerance: dx:+/- 0.002, dy: +/- 0.002.
  • Repeat this step for the other color temperatures that need to be aligned.
  • When finished press OK on the RC and then press STORE (in the SAM root menu) to store the aligned values to the NVM.
  • Restore the initial picture settings after the alignments.
White D alignment values CCFL backlight panels
Value
Cool (11000K)
Normal (9000K)
Warm (6500K)
X
0.276
0.287
0.313
Y
0.282
0.296
0.329

White D alignment values - LED - Minolta CA-210
Value
Cool (9420K)
Normal (8120K)
Warm (6080K)
X
0.282
0.292
0.320
Y
0.298
0.311
0.345

White D alignment values - LED - Minolta CS-200
Value
Cool (11000K)
Normal (9000K)
Warm (6500K)
X
0.276
0.287
0.313
Y
0.282
0.296
0.329
If you do not have a color analyzer, you can use the default values. This is the next best solution. The default values are average values coming from production.
  • Select a COLOUR TEMPERATURE (e.g. COOL, NORMAL, or WARM).
  • Set the RED, GREEN and BLUE default values according to the values.
  • When finished press OK on the RC, then press STORE (in the SAM root menu) to store the aligned values to the NVM.
  • Restore the initial picture settings after the alignments.
White tone default alignment setting van Gogh
van Gogh

32PFL5615D


40PFL5615D


46PFL5615D

Colour Temp
R
G
B
R
G
B
R
G
B
Normal
117
126
112
111
124
124
122
127
11
Coo
112
125
125
96
113
126
118
126
125
Warm
127
124
75
125
126
90
127
121
71

White tone default alignment setting da Vinci
da Vinci

32PFL6615D


40PFL6615D


46PFL6615D

Colour Temp
R
G
B
R
G
B
R
G
B
Normal
117
127
114
108
126
126
t.b.d
t.b.d
t.b.d
CooL
112
126
126
92
113
127
t.b.d
t.b.d
t.b.d
Warm
126
125
76
123
127
92
t.b.d
t.b.d
t.b.d

White tone default alignment setting Matisse
Matisse

40PFL8605D


52PFL8605D




Colour Temp
R
G
B
R
G
B
R
G
B
Normal
112
127
106
110
127
104



Cool
107
126
118
106
127
117



Warm
124
126
70
122
127
69













Ambilight
Every ambient light module is aligned by a matrix and by the brightness. After replacement of a module, the brightness/color must be aligned with the other modules:
  • Go to SAM.
  • Select “Alignments”.
  • Select “Ambilight”. A white test pattern shall be displayed by the ambilight modules.
  • Select the number of the module that have to be aligned.  Module 1 is the first one which will come across according the wiring path, starting at the small signal panel, proceeding towards the ambient light modules.The first module will be attached to the next module 2. Module number 2 to number 3 etc.. as follows the way to define the ambilight module numbering.
  • Align the brightness compared with the neighboring modules. The brightness is automatically stored.
  • Select one of 10 matrixes which color matches most with the neighboring modules, “matrix 0” is the factory alignment and can always be retrieved.
  • The alignment is stored automatically.
TCON/VCOM alignment
Sets with forward integration have the TCON on SSB. The alignment of this TCON is stored in the SSB, and is related to the used display. When an SSB or a display is replaced, a new value must be entered.  A default value (see table below) is copied from the display file (after entering the correct display code) and is shown in the SAM menu. But on top of this, the default value can be overruled manually via the menu item “TCON alignment”.  The current value is shown with 4 digits, and can be changed by a digit entry. After pressing “OK”, the value is stored.  The menu item "Reset TCON alignment" can be used to return to the default value from the display file. A notification is shown:
"TCON alignment has been reset".
TCON default alignment setting van Gogh & Vinci

Panel
Panel
VCOM default

32 LED
106
SHP
(Max:1023)
40 LED
89

46 LED
132


TCON default alignment setting Matisse

Panel
Panel
VCOM default
SHP
40 LED
No alignment required

52 LED
No alignment required
Option Settings
The microprocessor communicates with a large number of I2C ICs in the set. To ensure good communication and to make digital diagnosis possible, the microprocessor has to know which ICs to address. The presence / absence of these PNX51XX ICs (back-end advanced video picture improvement IC which offers motion estimation and compensation features (commercially called HDNM) plus integrated Ambilight control) is made known by the option codes.
Notes:
After changing the option(s), save them by pressing the OK button on the RC before the cursor is moved to the left, select STORE in the SAM root menu and press OK on the RC.
The new option setting is only active after the TV is switched “off” / “stand-by” and “on” again with the mains switch (the NVM is then read again).