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Philips LC7.1E LA - Page 18

Philips LC7.1E LA
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Service Modes, Error Codes, and Fault Finding
EN 18 LC7.1E LA5.
Upon entering the Customer Service Mode, the following
screen will appear:
Figure 5-5 CSM menu
Menu Explanation
1. MODEL. Type number, e.g. 32PFL5522D/10. (*)
2. PROD S/N. Product serial no., e.g. AG1A0712123456. (*)
3. SW ID. Software cluster and version is displayed.
4. OP. Option code information.
5. CODES. Error buffer contents.
6. SSB. Indication of the SSB factory identification code
(12nc). (*)
7. NVM. The NVM software version no.
8. Flash Data. PQ (picture quality) and AQ (audio quality)
data version. This is a sub set of the main SW.
9. LIFE TIMER. Operating hours indication.
10. TUNER. Indicates the tuner signal condition: "Weak" when
signal falls below threshold value, "Medium" when signal is
at mid-range, and "Strong" when signal falls above
threshold value.
11. SYSTEM. Gives information about the video system of the
selected transmitter (PAL/SECAM/NTSC).
12. SOUND. Gives information about the audio system of the
selected transmitter (MONO/STEREO/NICAM).
13. HDAU. HDMI audio stream detection. "YES" means audio
stream detected. "NO" means no audio stream present.
Only displayed when HDMI source is selected.
14. FORMAT. Gives information about the video format of the
selected transmitter (480i/480p/720p/1080i).
15. HD SW ID. Software version of the 1080p full HD module
(when present).
16. Reserved.
17. Reserved.
18. Reserved.
(*) If an NVM IC is replaced or initialised, this data must be re-
written to the NVM. ComPair will foresee in a possibility to do
this.
How to Exit
To exit CSM, use one of the following methods:
Press the MENU button twice, or POWER button on the
remote control transmitter.
Press the POWER button on the television set.
5.3 Service Tools
5.3.1 ComPair
Introduction
ComPair (Computer Aided Repair) is a Service tool for Philips
Consumer Electronics products. and offers the following:
1. ComPair helps you 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. You do not
have to know anything about I2C or UART commands
yourself, 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 up possibilities.
Specifications
ComPair consists of a Windows based fault finding program
and an interface box between PC and the (defective) product.
The (new) ComPair II interface box is connected to the PC via
an USB cable. For the TV chassis, the ComPair interface box
and the TV communicate via a bi-directional cable via the
service connector(s).
How to Connect
This is described in the ComPair chassis fault finding database.
Figure 5-6 ComPair II interface connection
Caution: It is compulsory to connect the TV to the PC as
shown in the picture above (with the ComPair interface in
between), as the ComPair interface acts as a level shifter. If
one connects the TV directly to the PC (via UART), ICs will be
blown!
How to Order
ComPair II order codes:
ComPair II interface: 3122 785 91020.
ComPair32 CD (update): 3122 785 60160.
•ComPair I
2
C interface cable: 3122 785 90004 (to be used
with chassis L01, A02, A10, EMX, ...).
•ComPair I
2
C interface extension cable: 3139 131 03791 (to
be used with chassis L01, A02, A10, L04, LC4, LC7.1,
LC7.2).
ComPair UART interface cable: 3122 785 90630 (to be
used with chassis LC4, EJ3, BJ2, BL2, BP2, ...).
ComPair RS232 cable: 3104 311 12742 (to be used with
chassis Q52x).
•ComPair I
2
C adapter cable: 3122 785 90004 (to be used
with chassis TPM1.xA).
•ComPair I
2
C interface cable: 9965 100 07325 (to be used
with chassis LC7.5).
Note: For I2C it is compulsory to use this particular cable.
ComPair UART interface cable: 3138 188 75051 (to be
used with chassis LC7.5).
Note: For UART it is also allowed to use a standard “Jack-
Jack” cable.
Note: If you encounter any problems, contact your local
support desk.
5.3.2 LVDS Tool
Support of the LVDS Tool has been discontinued.
CS M
1 M O D E L : 3 2 P F L 5 5 2 2 D / 1
2 P R O D S / N : AG1A0712123456
3 S W I D : L C 7 1 E L 1 - 1 . x x
4 O P : X X X X X X X X X X X X X X X X X X X X X
5 C O D E S : X X X X X X X X X X
6 S S B : 3 1 39 127 12341
7 N V M : X X X X X X X X
8 F l a s h D a t a : X X . X X . X X . X X
9 L I F E T I M E R : L L L L L
1 0 T U N E R : W E A K / G O O D / S T R O N G
1 1 S Y S T E M : P A L / N T S C / S E C A M
1 2 S O U N D : M O N O / S T E R E O / N I C A M
1 3 H D A U : Y E S / N O
1 4 F O R M A T : X X X X X X X X
G_16860_032.ep
s
21020
7
0
G_06532_036.eps
240807
TO
UART SERVICE
CONNECTOR
TO
UART SERVICE
CONNECTOR
TO
I
2
C SERVICE
CONNECTOR
TO TV
PC
HDMI
I
2
C only
Optional power
5V DC
ComPair II Developed by Philips Brugge
RC out
RC in
Optional
Switch
Power ModeLink/
Activity
I
2
C
ComPair II
Multi
function
RS232 /UART

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