Service Modes, Error Codes, and Fault Finding
5.
5.1.2
Service Alignment Mode (SAM)
How to enter
To enter the factory mode, use the following method:
•
Press the following key sequence on the remote control
transmitter: “062596” directly followed by the “INFO”
button.
After entering the factory mode, the following screen is visible
on the top and right of the panel.
Figure 5-4 Example of SAM
Table 5-1 Contents of SAM
How to Navigate
With the up/down cursor keys can be used to navigate through
the menu, while with the Left/Right cursor the values can be
changed.
How to EXIT
Choose “EXIT”, and press the “OK” button.
5.2
Service Tools
5.2.1
ComPair
Introduction
ComPair (Computer Aided Repair) is a Service tool for Philips
Consumer Electronics products. and offers the following:
1.
ComPair helps to quickly get an understanding on how to
repair the chassis in a short and effective way.
2.
ComPair allows very detailed diagnostics and is therefore
capable of accurately indicating problem areas. No
knowledge on I
2
C or UART commands is necessary,
because ComPair takes care of this.
3.
ComPair speeds up the repair time since it can
automatically communicate with the chassis (when the uP
is working) and all repair information is directly available.
4.
ComPair features TV software upgrade possibilities.
Specifications
ComPair consists of a Windows based fault finding program
and an interface box between PC and the (defective) product.
The ComPair II interface box is connected
to the PC
via an
USB cable. For the TV chassis, the ComPair interface box and
1
88
70_202_100209.ep
s
100209
Action Items
Range
Default Value
Description
32"
42"
Scaler
MT8222T
MT8222T
Scaler IC type
Brand
PHILIPS
PHILIPS
Set brand
Date
Jan 26 2010
Jan 26 2010
example of released Software date
Panel type
LG LC320WUY-SCA1
LG LC420WUY-SCA1
Panel type number
Panel ID
117
116
Panel ID identify
Current source
TV
TV
Selected source
Auto color
GO
GO
PC: any pattern has black and white YPbPr:
SMPTE bar (colour bar), any timing.
Gain
0 - 255
R 0 G 0 B 0
R 0 G 0 B 0
Analogue to Digital Converter Gain for each colour,
AutoColor affects this and it value is depends on
the input
Offset
0 - 255
R 0 G 0 B 0
R 0 G 0 B 0
Analogue to Digital Converter Offset for each col-
our, AutoColor affects this and it value is depends
on the input
Color temp
Normal
Normal
colour temperature settings, normal, cool, or warm
Gain
0 - 255
R 127 G 124 B119
R 127 G 126 B113
Back-End Scaler R G B Gain NVM hasYPbPr
NORMAL, WARM, COOL, CUSTOMER four sets.
Other source use offset with hardcoding
Burn in
Off
Off
Resets the set to manufacturer's mode
EEPROM init
GO
GO
Resets the EEPROM to initial mode
Backlight time
1 hr(s)
1 hr(s)
Setsthe backlight time
Reset PBS setting
GO
GO
Resets the PBS setting
NVM
address
0
0
Example of an NVM address
value
77
77
Example of an NVM value
store
GO
GO
Stores the NVM setting
NVM copy
Copy to USB
Copy to USB
Use this to copy the NVM data from the TV to the
USB
Copy from USB
Copy from USB
Use this to copy the NVM data from the USB to the
TV
Virgin mode
Off
Off
Resets the set to its initial status
ACI
On
On
ACI “On” or “Off”
ATS
On
On
ATS “On” or “Off”
V - Com adjust
Press OK V-Com adjust Pattren White GAM1 862 35E GMA2
821 335 GMA3 754 2F2 GMA4 638 27E GMA5 390
186 GMA6 270 10E GMA7 205 CD GMA8 162 A2
VCOM 455 1C7 Store Default init Yes Exit
V-Com adjust Pattren White GAM1 879 36F GMA2
834 342 GMA3 768 300 GMA4 649 289 GMA5 388
184 GMA6 261 105 GMA7 195 C3 GMA8 151 97
VCOM 417 1A1 Store Default init Yes Exit
Adjusts the V-Com setting
Exit
Press OK
Exit from factory mode
