Copyright 2009 Koninklijke Philips Electronics N.V.
All rights reserved. No part of this publication may be reproduced, stored in a
retrieval system or transmitted, in any form or by any means, electronic,
mechanical, photocopying, or otherwise without the prior permission of Philips.
Technical Specifications, Connections, and Chassis Overview
TV (75Ω)
EXT 3
HDMI 2VGA PCEXT 1
VGA
AUDIOSPDIF
LR
YPrPb
COMMON INTERFACE
S-VIDEO
EXT 2
L AUDIO R
CVBS
HDMI 1
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11
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1.2Connection Overview
EN 3TCM2.0E LA1.
Figure 1-1 Rear and side I/O connections
Note: The following connector colour abbreviations are used
(acc. to DIN/IEC 757): Bk= Black, Bu= Blue, Gn= Green, Gy=
Grey, Rd= Red, Wh= White, and Ye= Yellow.
1.2.1Side connections
EXT 2: Cinch: Video CVBS - In, Audio - In
Ye - Video CVBS 1 V
Wh - Audio L 0.5 V
Rd - Audio R 0.5 V
/ 75 ohm jq
PP
/ 10 kohm jq
RMS
/ 10 kohm jq
RMS
EXT 2: S-Video (Hosiden): Video Y/C - In
1-Ground Y Gnd H
2-Ground C Gnd H
3-Video Y 1 V
4-Video C 0.3 V
/ 75 ohm j
PP
P / 75 ohm j
PP
EXT 2: Mini Jack: Audio Head phone - Out
Bk - Head phone 32 - 600 ohm / 10 mW ot
EXT 2: Common Interface
68p - See diagram B05 jk
1.2.2Rear Connections
USB2.0
1-D2+ Data channel j
2-Shield Gnd H
3-D2- Data channel j
4-D1+ Data channel j
5-Shield Gnd H
6-D1- Data channel j
7-D0+ Data channel j
8-Shield Gnd H
9-D0- Data channel j
10 - CLK+ Data channel j
11 - Shield Gnd H
12 - CLK- Data channel j
13 - n.c.
14 - n.c.
15 - DDC_SCL DDC clock j
16 - DDC_SDA DDC data jk
17 - Ground Gnd H
18 - +5V j
19 - HPD Hot Plug Detect j
20 - Ground Gnd H
VGA PC: Video RGB - In and Service UART
Figure 1-4 VGA Connector
1-+5V k
2-Data (-) jk
3-Data (+) jk
4-Ground Gnd H
HDMI 1 & 2: Digital Video, Digital Audio - In
Figure 1-2 USB (type A)
Figure 1-3 HDMI (type A) connector
1-Video Red 0.7 V
2-Video Green 0.7 V
3-Video Blue 0.7 V
4-n.c.
5-Ground Gnd H
6-Ground Red Gnd H
7-Ground Green Gnd H
8-Ground Blue Gnd H
9-+5V_dc +5 V j
10 - Ground Sync Gnd H
11 - n.c.
12 - DDC_SDA DDC data j
13 - H-sync 0 - 5 V j
14 - V-sync 0 - 5 V j
15 - DDC_SCL DDC clock j
/ 75 ohm j
PP
/ 75 ohm j
PP
/ 75 ohm j
PP
Page 4
EN 4TCM2.0E LA1.
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I
INVERTER PANEL
(OPTONAL)
B
SMALL SIGNAL BOARD
A(1)
MAIN POWER SUPPLY
E
KEYBOARD
CONTROL PANEL
A2
STANDBY POWER
SUPPLY UNIT
(OPTIONAL)
J
IR LED PANEL
Technical Specifications, Connections, and Chassis Overview
EXT 3: Cinch: Video YPbPr - In, Audio - In
Gn - Video Y 1 V
Bu - Video Pb 0.7 V
Rd - Video Pr 0.7 V
Wh - Audio L 0.5 V
Rd - Audio R 0.5 V
EXT 3: Mini Jack: VGA Audio - In
Bk - Audio L/R 0.5 V
EXT 1: Video RGB/YC - In, CVBS - In/Out, Audio - In/Out
Figure 1-5 SCART connector
1-Audio R 0.5 V
2-Audio R 0.5 V
3-Audio L 0.5 V
4-Ground Audio Gnd H
/ 75 ohm jq
PP
/ 75 ohm jq
PP
/ 75 ohm jq
PP
/ 10 kohm jq
RMS
/ 10 kohm jq
RMS
/ 10 kohm jq
RMS
/ 1 kohm k
RMS
/ 10 kohm j
RMS
/ 1 kohm k
RMS
1.3Chassis Overview
5-Ground Blue Gnd H
6-Audio L 0.5 V
7-Video Blue/C-out 0.7 V
8-Function Select 0 - 2 V: INT
4.5 - 7 V: EXT 16:9
9.5 - 12 V: EXT 4:3 j
9 - Ground Green Gnd H
10 - Easylink P50 0 - 5 V / 4.7 kohm jk
11 - Video Green 0.7 V
12 - n.c.
13 - Ground Red Gnd H
14 - Ground P50 Gnd H
15 - Video Red/C 0.7 V
16 - Status/FBL 0 - 0.4 V: INT
1 - 3 V: EXT / 75 ohm j
17 - Ground Video Gnd H
18 - Ground FBL Gnd H
19 - Video CVBS 1 V
20 - Video CVBS/Y 1 V
21 - Shield Gnd H
Aerial - In
-- IEC-type (EU) Coax, 75 ohm D
Cinch: S/PDIF - Out
Bk - Coaxial 0.4 - 0.6V
/ 10 kohm j
RMS
/ 75 ohm jk
PP
/ 75 ohm j
PP
/ 75 ohm j
PP
/ 75 ohm k
PP
/ 75 ohm j
PP
/ 75 ohm kq
PP
Figure 1-6 PWB/CBA locations (26" model)
Page 5
Safety Instructions, Warnings, and Notes
2.Safety Instructions, Warnings, and Notes
EN 5TCM2.0E LA2.
Index of this chapter:
2.1 Safety Instructions
2.2 Warnings
2.3 Notes
2.1Safety Instructions
Safety regulations require the following during a repair:
•Connect the set to the Mains/AC Power via an isolation
transformer (> 800 VA).
•Replace safety components, indicated by the symbol h,
only by components identical to the original ones. Any
other component substitution (other than original type) may
increase risk of fire or electrical shock hazard.
Safety regulations require that after a repair, the set must be
returned in its original condition. Pay in particular attention to
the following points:
•Route the wire trees correctly and fix them with the
mounted cable clamps.
•Check the insulation of the Mains/AC Power lead for
external damage.
•Check the strain relief of the Mains/AC Power cord for
proper function.
•Check the electrical DC resistance between the Mains/AC
Power plug and the secondary side (only for sets that have
a Mains/AC Power isolated power supply):
1. Unplug the Mains/AC Power cord and connect a wire
between the two pins of the Mains/AC Power plug.
2. Set the Mains/AC Power switch to the “on” position
(keep the Mains/AC Power cord unplugged!).
3. Measure the resistance value between the pins of the
Mains/AC Power plug and the metal shielding of the
tuner or the aerial connection on the set. The reading
should be between 4.5 MΩ and 12 MΩ.
4. Switch “off” the set, and remove the wire between the
two pins of the Mains/AC Power plug.
•Check the cabinet for defects, to prevent touching of any
inner parts by the customer.
2.2Warnings
•All ICs and many other semiconductors are susceptible to
electrostatic discharges (ESD w). Careless handling
during repair can reduce life drastically. Make sure that,
during repair, you are connected with the same potential as
the mass of the set by a wristband with resistance. Keep
components and tools also at this same potential.
•Be careful during measurements in the high voltage
section.
•Never replace modules or other components while the unit
is switched “on”.
•When you align the set, use plastic rather than metal tools.
This will prevent any short circuits and the danger of a
circuit becoming unstable.
2.3Notes
2.3.1General
•Measure the voltages and waveforms with regard to the
chassis (= tuner) ground (H), or hot ground (I), depending
on the tested area of circuitry. The voltages and waveforms
shown in the diagrams are indicative. Measure them in the
Service Default Mode (see chapter 5) with a colour bar
signal and stereo sound (L: 3 kHz, R: 1 kHz unless stated
otherwise) and picture carrier at 475.25 MHz for PAL, or
61.25 MHz for NTSC (channel 3).
•Where necessary, measure the waveforms and voltages
with (D) and without (E) aerial signal. Measure the
voltages in the power supply section both in normal
operation (G) and in stand-by (F). These values are
indicated by means of the appropriate symbols.
2.3.2Schematic Notes
•All resistor values are in ohms, and the value multiplier is
often used to indicate the decimal point location (e.g. 2K2
indicates 2.2 kΩ).
•Resistor values with no multiplier may be indicated with
either an “E” or an “R” (e.g. 220E or 220R indicates 220 Ω).
•All capacitor values are given in micro-farads (μ=× 10
nano-farads (n =× 10
•Capacitor values may also use the value multiplier as the
decimal point indication (e.g. 2p2 indicates 2.2 pF).
•An “asterisk” (*) indicates component usage varies. Refer
to the diversity tables for the correct values.
•The correct component values are listed in the Spare Parts
List. Therefore, always check this list when there is any
doubt.
2.3.3BGA (Ball Grid Array) ICs
Introduction
For more information on how to handle BGA devices, visit this
URL: www.atyourservice.ce.philips.com (needs subscription,
not available for all regions). After login, select “Magazine”,
then go to “Repair downloads”. Here you will find Information
on how to deal with BGA-ICs.
BGA Temperature Profiles
For BGA-ICs, you must use the correct temperature-profile,
which is coupled to the 12NC. For an overview of these profiles,
visit the website www.atyourservice.ce.philips.com (needs
subscription, but is not available for all regions)
You will find this and more technical information within the
“Magazine”, chapter “Repair downloads”.
For additional questions please contact your local repair help
desk.
2.3.4Lead-free Soldering
Due to lead-free technology some rules have to be respected
by the workshop during a repair:
•Use only lead-free soldering tin Philips SAC305 with order
code 0622 149 00106. If lead-free solder paste is required,
please contact the manufacturer of your soldering
equipment. In general, use of solder paste within
workshops should be avoided because paste is not easy to
store and to handle.
•Use only adequate solder tools applicable for lead-free
soldering tin. The solder tool must be able:
– To reach a solder-tip temperature of at least 400°C.
– To stabilize the adjusted temperature at the solder-tip.
– To exchange solder-tips for different applications.
•Adjust your solder tool so that a temperature of around
360°C - 380°C is reached and stabilized at the solder joint.
Heating time of the solder-joint should not exceed ~ 4 sec.
Avoid temperatures above 400°C, otherwise wear-out of
tips will increase drastically and flux-fluid will be destroyed.
To avoid wear-out of tips, switch “off” unused equipment or
reduce heat.
•Mix of lead-free soldering tin/parts with leaded soldering
tin/parts is possible but PHILIPS recommends strongly to avoid mixed regimes. If this cannot be avoided, carefully
clear the solder-joint from old tin and re-solder with new tin.
-9
), or pico-farads (p =× 10
-12
-6
),
).
Page 6
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MODEL :
PROD.NO:
~
S
32PF9968/10
MADE IN BELGIUM
220-240V 50/60Hz
128W
AG 1A0617 000001
VHF+S+H+UHF
BJ3.0E LA
2.3.5Alternative BOM identification
It should be noted that on the European Service website,
“Alternative BOM” is referred to as “Design variant”.
The third digit in the serial number (example:
AG2B0335000001) indicates the number of the alternative
B.O.M. (Bill Of Materials) that has been used for producing the
specific TV set. In general, it is possible that the same TV
model on the market is produced with e.g. two different types
of displays, coming from two different suppliers. This will then
result in sets which have the same CTN (Commercial Type
Number; e.g. 28PW9515/12) but which have a different B.O.M.
number.
By looking at the third digit of the serial number, one can
identify which B.O.M. is used for the TV set he is working with.
If the third digit of the serial number contains the number “1”
(example: AG1B033500001), then the TV set has been
manufactured according to B.O.M. number 1. If the third digit is
a “2” (example: AG2B0335000001), then the set has been
produced according to B.O.M. no. 2. This is important for
ordering the correct spare parts!
For the third digit, the numbers 1...9 and the characters A...Z
can be used, so in total: 9 plus 26= 35 different B.O.M.s can be
indicated by the third digit of the serial number.
Identification: The bottom line of a type plate gives a 14-digit
serial number. Digits 1 and 2 refer to the production centre (e.g.
AG is Bruges), digit 3 refers to the B.O.M. code, digit 4 refers
to the Service version change code, digits 5 and 6 refer to the
production year, and digits 7 and 8 refer to production week (in
example below it is 2006 week 17). The 6 last digits contain the
serial number.
Directions for Use
Figure 2-1 Serial number (example)
2.3.6Board Level Repair (BLR) or Component Level Repair
(CLR)
If a board is defective, consult your repair procedure to decide
if the board has to be exchanged or if it should be repaired on
component level.
If your repair procedure says the board should be exchanged
completely, do not solder on the defective board. Otherwise, it
cannot be returned to the O.E.M. supplier for back charging!
2.3.7Practical Service Precautions
•It makes sense to avoid exposure to electrical shock.
While some sources are expected to have a possible
dangerous impact, others of quite high potential are of
limited current and are sometimes held in less regard.
•Always respect voltages. While some may not be
dangerous in themselves, they can cause unexpected
reactions that are best avoided. Before reaching into a
powered TV set, it is best to test the high voltage insulation.
It is easy to do, and is a good service precaution.
3.Directions for Use
You can download this information from the following websites:
•Figures below can deviate slightly from the actual situation,
due to the different set executions.
•Follow the disassemble instructions in described order.
They apply mostly to the 26" model unless otherwise
specified, but the described method is comparable for the
other screen sizes.
Figure 4-1 Cable dressing (20" model)
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1
Mechanical Instructions
4.2Service Positions
For easy servicing of this set, there are a few possibilities
created:
•The buffers from the packaging.
•Foam bars (created for Service).
4.2.1Foam Bars
Figure 4-2 Cable dressing (26" model)
The foam bars (order code 3122 785 90580 for two pieces) can
be used for all types and sizes of Flat TVs. See figure “Foam
bars” for details. Sets with a display of 42” and larger, require
four foam bars [1]. Ensure that the foam bars are always
supporting the cabinet and never only the display.
Caution: Failure to follow these guidelines can seriously
damage the display!
By laying the TV face down on the (ESD protective) foam bars,
a stable situation is created to perform measurements and
alignments. By placing a mirror under the TV, you can monitor
the screen.
Figure 4-3 Foam bars
Page 9
4.3Assy/Panel Removal
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4.3.1Stand
1. Refer to next figure.
2. Place the TV set upside down on a table top, using the
foam bars (see section “Service Position”).
3. Remove the screws that secure the stand and remove the
stand.
Mechanical Instructions
Figure 4-5 Front cover latch location [1/2]
EN 9TCM2.0E LA4.
Figure 4-4 Stand
4.3.2Rear Cover
Warning: Disconnect the mains power cord before you remove
the rear cover.
1. Refer to next figures.
2. Place the TV set upside down on a table top, using the
foam bars (see section “Service Positions”).
3. Remove the screws that secure the rear cover. The screws
are located at the sides.
Be careful: Some models (mainly the smaller screen
sizes) use latches for securing the rear and front cover
together (see figure “Front cover latch location”). These
must be unlocked first before you can open the TV-set!
To open them, use e.g. a (plastic) putty knife. Insert the tool
into the gap between the front and rear cover (be extremely
careful not to scratch or dent the cabinet when inserting the
tool).
Gently release the internal latches. Note: You will hear little
popping sounds as the latches release and the rear cover
moves away from the front cover.
4. Now the rear cover could be lifted but the SSB and power
supply panel(s) are mounted in the rear cover and still
connected to the LCD panel and other boards. Those
cables should be released first!
5. To release the LVDS cable lift the back cover a few
centimetres and move it downwards the set. Now unplug
the LVDS connector [2].
Caution: be careful, as this is a very fragile connector!
6. Remove the screw [3].
7. Now the rear cover can be lifted to gain access to the
speaker cables and the IR/LED panel cable. Release the
connectors [4].
Figure 4-6 Front cover latch location [2/2]
Figure 4-7 LVDS release
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Figure 4-8 Speaker and IR/LED panel cable release
4.3.3Keyboard Control Board
1. Refer to next figure.
2. Unscrew two screws[1]
3. Unplug connector [2] and remove the board.
When defective, replace the whole unit
Mechanical Instructions
Figure 4-10 IR/LED Board and Speakers
4.3.5Power Supply Board
Due to different set executions this chassis is supplied with one
or two power supply boards and figures may differ.
Caution: it is absolutely mandatory to remount all different
screws and cables at their original position during re-assembly.
Failure to do so may result in damaging the power supply.
1. Refer to next figure.
2. Unplug all the connectors [1].
3. Remove the fixation screws [2]
4. Remove the main power supply board.
5. Unplug all the connectors [3].
6. Remove the fixation screws [4]
7. Remove the stand-by power supply board.
Figure 4-9 Keyboard control board
4.3.4IR/LED Board and Speakers
1. Refer to next figure.
2. Remove the screws [1] and remove the IR/LED board.
3. Remove the screws [2] and remove the speakers.
When defective, replace the whole unit.
Figure 4-11 Power Supply Unit(s)
Page 11
4.3.6Inverter Board (19", 20", and 22" versions)
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2
Due to different set executions this chassis some versions are
supplied with an inverter board. Figures may differ.
1. Refer to next figure.
2. Unplug all connectors [1].
3. Release the clips [2]
4. Take out the inverter board.
Mechanical Instructions
4.4Set Re-assembly
To re-assemble the whole set, execute all processes in reverse
order.
EN 11TCM2.0E LA4.
Figure 4-14 SSB
Figure 4-12 Inverter Board
4.3.7Small Signal Board (SSB)
Caution: it is absolutely mandatory to remount all different
screws at their original position during re-assembly. Failure to
do so may result in damaging the SSB.
Removing the SSB
1. See next figures.
2. Remove the screws [1] from the SSB connector plate.
3. Remove the screws [2] from the SSB.
4. On the outside of the set, lift the rear cover near the tuner
connector approximately 3 mm in the indicated direction
and keep it lifted, while
5. On the inside of the set, slide the metal plate in the
indicated direction.
6. Gently lift the board from the rear cover.
7. Now unplug the LVDS connector [3].
Caution: be careful, as this is a very fragile connector!
Unplug the rest of the cables [4].
Notes:
•While re-assembling, make sure that all cables are placed
and connected in their original position. See figure “Cable
dressing”.
•Pay special attention not to damage the EMC foams at the
SB shields. Make sure, that EMC foams are put correctly
on their places.
Figure 4-13 SSB connector plate
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Service Modes, Error Codes, and Fault Finding
5.Service Modes, Error Codes, and Fault Finding
Index of this chapter:
5.1 Test Points
5.2 Service Modes
5.3 Error Codes
5.5 Service Tools
5.1Test Points
This chassis is NOT equipped with test points in the service
printing. No test points are mentioned in the service manual.
5.2Service Modes
The Service Mode feature is split into different parts:
•Service Alignment Mode (SAM).
•Service Default Mode (SDM).
•Customer Service Mode (CSM).
SDM and SAM offer features, which can be used by the Service
engineer to repair/align a TV set. Some features are:
•Activates the blinking LED procedure for error identification
when no picture is available (SDM).
•Make alignments (e.g. white tone), (de)select options,
enter options codes, reset the error buffer (SAM).
•Display information (“SAM” indication in upper right corner
of screen, error buffer, software version, options and option
codes, sub menus).
The CSM is a Service Mode that can be enabled by the
consumer. The CSM displays diagnosis information, which the
customer can forward to the dealer or call centre. In CSM
mode, “CSM”, is displayed in the top right corner of the screen.
The information provided in CSM and the purpose of CSM is to:
•Increase the home repair hit rate.
•Decrease the number of nuisance calls.
•Solved customers' problem without home visit.
5.2.1Service Alignment Mode (SAM)
How to Enter
To enter SAM, use the following method:
•Press on the remote control the code “062596” directly
followed by the “INFO” key.
Figure 5-2 SAM menu, Clear
Figure 5-3 SAM menu, RGB Align
After entering SAM, the following screen is visible, the values
can be adjusted according to the requested (see Chapter 8).
Figure 5-1 SAM menu, System Information
Figure 5-4 SAM menu, NVM Editor
Figure 5-5 SAM menu, NVM Update
Page 13
Service Modes, Error Codes, and Fault Finding
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Figure 5-6 SAM menu, Clear OAD
How to EXIT
Put set in <stand-by> by using the remote control.
EN 13TCM2.0E LA5.
How to Activate CSM
Key in the code “123654” via the standard RC transmitter.
Contents of CSM
5.2.2Service Default Mode (SDM)
Purpose
•To create a pre-defined setting, to get the same
measurements as given in this manual.
•To override SW protections.
•To start the blinking LED procedure.
How to enter
To enter SAM, use the following method:
•Press on the remote control the code “062596” directly
followed by the “MENU” key.
After entering SDM, the following screen is visible.
Figure 5-7 SDM menu
From top to bottom, it gives the following information:
•Operation hours
•Software version
•Error buffer display.
Figure 5-8 CSM Menu -1-
Figure 5-9 CSM Menu -2-
Menu Explanation
1. Model Number. Type number and region.
2. Production Serial Number. Product serial no.
3. SW Version. Software cluster and version is displayed (TC
= TCL, M2 = MTK2, E = Europe, 0.49 = software version).
4. Codes. Error buffer contents.
5. SSB. SSB serial number.
6. DISPLAY. Display type.
7. NVM Version. NVM version.
8. Key (HDCP) HDMI. Shows valid or invalid HDCP key when
HDMI connected. Else blank.
9. DigitalSignal Quality. Quality of antenna signal in %.
10. Audio System. Audio system (Mono/Stereo/NICAM)
11. n.a.
12. Video Format. Video format.
13. Stand-by μP SW ID. SW version Stand-by
microprocessor.
5.2.3Customer Service Mode (CSM)
Purpose
When a customer is having problems with his TV-set, he can
call his dealer or the Customer Help desk. The service
technician can then ask the customer to activate the CSM, in
order to identify the status of the set. Now, the service
technician can judge the severity of the complaint. In many
cases, he can advise the customer how to solve the problem,
or he can decide if it is necessary to visit the customer. The
CSM is a read only mode; therefore, modifications in this mode
are not possible.
How to exit
Press “MENU” on the RC-transmitter.
Page 14
EN 14TCM2.0E LA5.
No Picture, no sound, no Black light, Fuse Broken
For Q800,pin5~6
of is 5V & pin7~8
is12V , OK?
Is
U800~U808&U2
01 OK?
Replace the bad
one of
u800~u808&U201
For P804 ,Pin 8~11
is 12V& Pin2~3 of
is 5v
, OK?
Check Pin 10 Of
U810. is it 3.3v?
Check
LQFP jointing of
U203
NONO
NO
YESYES
YES
Check
X200,C221,C222,C
23,L214 & IIC Bus
YES
Check jointing of
U204,R271~R288,R
248~R260.
YES
Check PSU
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Service Modes, Error Codes, and Fault Finding
5.2.4Blinking LED Procedure
The software is capable of identifying different kinds of errors.
Because it is possible that more than one error can occur over
time, an error buffer is available which is capable of storing the
last five errors that occurred. This is useful if the OSD is not
working properly.
Errors can also be displayed by the blinking LED procedure.
The method is to repeatedly let the front LED pulse with as
many pulses as the error code number, followed by a period of
1.5 seconds in which the LED is “off”. Then this sequence is
repeated.
Any RC command terminates the sequence. Error code LED
blinking is in white colour.
Example: the contents of the error buffer is “013 007 000 000
000”.
After entering SDM, the following occurs:
•1 long blink of 5 seconds to start the sequence
•1 medium blink of 3 seconds and then 3 short blinks
followed by a pause of 1.5 seconds
•7 short blinks followed by a pause of 1.5 seconds
•1 long blink of 1.5 seconds to finish the sequence.
The sequence starts again with 12 short blinks.
5.4Fault Finding
5.3Error Codes
The error code buffer contains all errors detected since the last
time the buffer was erased. The buffer is written from left to
right. When an error occurs that is not yet in the error code
buffer, it is displayed at the left side and all other errors shift one
position to the right.
Basically there are six kind of errors:
Code Description Detection method Type
0no error
3μP ControlI
4General I
bus Error
7TunerI
8Demodulator I
10MT8295I
13HDMI switch I
2
C-busError log +
2
C
I2C-busProtection +
2
C-busError log +
2
C-busError log +
2
C-busError log +
2
C-busError log +
blinking in SDM
spontaneous
blinking in SDM
blinking in SDM
blinking in SDM
blinking in SDM
Figure 5-10 No picture, no sound, no backlight, fuse broken (19", 20", and 22" sets)
Page 15
Service Modes, Error Codes, and Fault Finding
No Picture, no sound, no Black light, Fuse Broken
pin4~5 is 5V &
pin7~8 is12V of
U505 OK?
Pin 8~11 of P804 is
12V, OK?
Check Pin 4 Of
UM01 is 3.3v
Check
LQFP jointing of
U203
NONO
NO
YESYES
YES
Pin2~3 of P804 is
5v&Pin 1 is 5v,OK?
Check
X200,C221,C222,C
23,L214 & IIC Bus
YES
Check jointing of
U204,R271~R288
,R248~R260.
YES
NO
Check sub PSU
for standby
Check Main
PSU
YES
Is
U800~U808&U2
01 OK?
Replace the
bad one of
u800~u808&U2
01
I_17950_010.eps
080508
No Picture, Black light & Sound OK
Check the
output voltage
of Q203. is it
OK?
Check
waveform of
L200~L209 is
OK?
Check the
voltage of
C of Q204.
Yes
No
Yes
Is
Pin220,229,238
of U203 shorted
to earth?
Replace Q203
Yes
No
check the
cable to panel
check Pin
221~228&Pin
230~242 of U203
No
I_17950_011.eps
080508
EN 15TCM2.0E LA5.
Figure 5-11 No Picture, no sound, no backlight, fuse broken (26" sets)
Figure 5-12 No Picture, Backlight & Sound OK
Page 16
EN 16TCM2.0E LA5.
Picture OK, No sound
Check the voltage of
Pin 3,13 of u600,is it 12v?
Check Q800
Check the wave of
pin186,185 of
U203,is it OK?
Check
R & L speaker
Check the wave
of Pin of source
input,such as
pin170~177.
Check
Pin 7 of U600 is
6V
No
Check C of Q602 is
5V,B of Q602 is Low
OK?
Yes
No
Check stby
Pin 7 & Mute Pin6 of U600,is it OK?
Yes
Yes
Replace
u203
Yes
NO
Yes
Change the
damage
component
No
No
Yes
Check IF circuit
or Replace
U100
TV source
Check
the input circuit
No
NO
Replace U600
I_17950_012.eps
080508
No colour
Colour system is
Right & another
channel colour is
right ?
Dose the TV
signal too weak?
Check
Pin 17 of U100
OK?
Check
U100
Reset
To
Local system
Check
Tuner Input
cable & antenna
Check E2PROM
U205
Yes
NO
NO
No
YES
YES
Fine Frequency
YES
I_17950_013.eps
080508
Service Modes, Error Codes, and Fault Finding
Figure 5-13 Picture OK, No sound
Figure 5-14 No colour
Page 17
Service Modes, Error Codes, and Fault Finding
E_06532_036.eps
150208
TO
UART SERVICE
CONNECTOR
TO
UART SERVICE
CONNECTOR
TO
I2C 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
PowerModeLink/
Activity
I
2
C
ComPair II
Multi
function
RS232 /UART
5.5Service Tools
5.5.1ComPair
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 I
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 upgrade 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).
2
C or UART commands
EN 17TCM2.0E LA5.
How to Connect
This is described in the ComPair chassis fault finding database.
Figure 5-15 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: 312278591020.
•For latest software see Philips Service website.
•ComPair UART interface cable: 312278591070.
Note: If you encounter any problems, contact your local
support desk.
Page 18
EN 18TCM2.0E LA5.
User software upgrade flow chart
Power off the set
Plug-in th e USB
stick
Power- on the set
Detect USB
‘break-in’ and
check autorun fi le
Is USB sw
version > set
sw?
Set re-start &
Proceed with sw
upgrade
Display
upgrade
progress
Prompt user to
remove USB
and restart the
set
Successful?
Prompt user to
try again?
Y
N
N
Y
End
End
Display USB
sw newer than
the TV sw.
Prompt user to
confirm
Proceed?
Display USB
sw equal/older
than TV sw.
Prompt user to
confirm
N
Y
See layout 2
See layout 1
A newer version of software is
detected.
Do you want to upgrade?
YESNO
An equal/older version of software is
detected.
Do you want to proceed?
Note: Should be done on ly if
necessary.
YESNO
See layout 3
Kindly remove the USB stick and
restart the set.
See layout 4
Software update failed!
Would you like to try again?
layout 4
layout 3
layout 2
layout 1
YESNO
Retry?
N
Y
Valid auto-r un
file?
Y
N
Is USB sw
version =< set
sw?
Y
N
I_17920_046.eps
080508
Service Modes, Error Codes, and Fault Finding
5.6Software Upgrading
5.6.1Introduction
Software upgrading can be done by ComPair but this feature is
a back up solution in case the normal procedure via USB does
not work. Please use the USB upgrade method first.
When the software is programmed via USB, you need the
UPGRADE.PKG file on the USB stick. This file is available for
customers on the Consumer Care website.
When the software is programmed via ComPair, you need a
*.BIN file. This file is only available for service workshops on the
Servicer Network Support website.
The software upgrade feature does only work with the
ComPairII interface.
5.6.2Main Software Upgrade
In “normal” conditions, so when there is no major problem with
the TV, the main software and the default software upgrade
application can be upgraded with the “upgrade.pkg”. This
software can be downloaded (as ZIP file) from the Philips
Service website (an account is required). If named otherwise,
rename the unzipped file always to “upgrade.pkg“.
How to upgrade:
1. Copy the “upgrade.pkg” file to the root of your USB stick.
2. Insert the USB stick in the USB connector on the TV while
the TV is in “on” mode. The set will restart, and the
upgrading will start automatically (see flowchart below).
As soon as the programming is finished, you will get the
message that you can remove your USB stick and restart
the TV-set.
Figure 5-16 SW upgrade flowchart
Page 19
Block Diagrams, Test Point Overview, and Waveforms
40-PWL20C-PWI1XG
POWER BOARD
1
NU/SELECT
GND
GND
P800
1
2
3
5
6
7
4
BL ON/OFF
DIMMING
INVERTER_PWR 12V
INVERTER_PWR 12V
P805
40-LDMK35-MAE2XG
MAIN BOARD
POWER_ON
1
2
3
5
6
4
5VSB
DIIR
GND
STANDBY
KEY
GND
GND
1
2
3
5
6
7
4
NU
5V-PW
5V-PW
GND
GND
GND
INVERTER BOARD
CN1
GND
1
2
3
5
6
4
INVERT-SW
DIMMING
GND
INVERTER_PWR 12V
INVERTER_PWR 12V
8
9
5VSB
5V_KEY
GND
1
2
3
5
6
4
GND
GND
GND
5V-PW
5V-PW
40-L19PFL-KEC1XG
KEY BOARD
40-L20PFL-IRC1XG
IR BOARD
GND
IR
SB-LCD
ON-LCD
1
2
3
5
4
5V-SB
5VSB-OUT
GND
KEY
1
2
3
4
5VSB-IN
P1
P601
1SP 408P
9
10
11
12V-IN
12V-IN
12V-IN
12V-IN
7
8
9
10
12V-IN
12V-IN
12V-IN
12V-IN
I_17951_001.eps
050808
_
_
19TCM2.0E LA6.
6.Block Diagrams, Test Point Overview, and Waveforms
•Connect the set to the mains via an isolation transformer
with low internal resistance.
•Allow the set to warm up for approximately 60 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 heatsinks as ground.
•Test probe: R
•Use an isolated trimmer/screwdriver to perform
alignments.
> 10 MΩ, Ci < 20 pF.
i
Table 8-2 Alignment for 26" with a colour analyser
When after an SSB or display exchange, the display option
code is not set properly; it will result in a TV with “no display” or
strange resolution.
Therefore, it is required to set this display option code after
such a repair.
To do so, press (slowly) the following key sequence on a
standard RC transmitter: “062598” directly followed by
“MENU” and “xxx”, where “xxx” is a 3 digit decimal value of
the panel type: see column “Display code” in table below.
When ready, the set will go to stand-by.
After this, perform a cold start.
LCD Panel:Display Code:
AUO 19”096
CMO 19” - M190Z1-L01094
LG 20” - LC201V02-SDD1093
AUO 22”097
CMO 22” - M220Z1-L03022
AUO 26” - T260XW03 V3030
AUO 26” VM098
CMO 26”095
8.2Hardware Alignments
Not applicable.
8.3Software Alignments
8.3.1White Balance Adjustment (VGA Mode)
Only VGA input requires colour temperature adjustment as all
other inputs or relative ones. Both WARM and COOL colour
coordinates are also relatives to NORMAL colour temperature
mode ones.
Equipment requirements: Colour analyser (e.g Minolta CA-
210).
Pre conditions:
•Picture Preset: Standard.
•Black Expand: Off.
•Tone: Normal.
•Dynamic Contrast: Off.
Colour Temp Alignment
Apply a 1366×768@50Hz signal with white pattern, set
“brightness” at 100%, and “contrast” at 50%. Adjust the R, G,
and B sub-gain for the screen centre.
The 1931 CIE chromaticity (x, y) co-ordinates shall be:
Table 8-1 Alignment for 19", 20", and 22" with colour
Circuit Descriptions, Abbreviation List, and IC Data Sheets
9.Circuit Descriptions, Abbreviation List, and IC Data Sheets
Index of this chapter:
9.1 Introduction
9.2 Block Diagram
9.3 Abbreviation List
9.4 IC Data Sheets
9.1Introduction
This chassis is a digital derivative from the TCM1.0E LA
chassis and supports DVB-T reception. It uses the Mediatek
MT5335 main chip. It processes the following input/output
signals:
•Analog and digital RF signals (PAL B/G, D/K, I, SECAM B/
G, D/K, L/L’, DVB-T)
•SCART input signals (CVBS & RGB)
•CMP input signals (YPbPr)
•VGA input signals
•HDMI input signals, v1.2 compliant, with HDCP, audio
included as EIA-861B standard
•S-Video input
•Headphone output
•SPDIF output.
9.2Block Diagram
Notes:
•Only new circuits (circuits that are not published recently)
are described.
•Figures can deviate slightly from the actual situation, due
to different set executions.
The platform is also designed for the lowest power
consumption in off/stand-by mode (<0.3W) to fulfil new Philips
CE environment policy requirement.
The MT5335 is surrounded by a tuner, a video demodulator, a
HDMI interface, SDR and flash memory, an audio amplifier,
and optionally a stand-by microprocessor (26"). For the smaller
set versions also the inverter board is serviceable.
For the block diagram, refer also to chapter 6 “Block diagrams,
Test Point Overviews, and Waveforms”.
Figure 9-1 Block diagram
Page 75
Circuit Descriptions, Abbreviation List, and IC Data Sheets
EN 75TCM2.0E LA9.
9.3Abbreviation List
0/6/12SCART switch control signal on A/V
board. 0 = loop through (AUX to TV),
6 = play 16 : 9 format, 12 = play 4 : 3
Synchronization
DACDigital to Analogue Converter
DBEDynamic Bass Enhancement: extra
low frequency amplification
DDCSee “E-DDC”
D/KMonochrome TV system. Sound
DFIDynamic Frame Insertion
DFUDirections For Use: owner's manual
DMRDigital Media Reader: card reader
DMSDDigital Multi Standard Decoding
DNMDigital Natural Motion
DNRDigital Noise Reduction: noise
DRAMDynamic RAM
DRMDigital Rights Management
DSPDigital Signal Processing
DSTDealer Service Tool: special remote
DTCPDigital Transmission Content
DVB-CDigital Video Broadcast - Cable
DVB-TDigital Video Broadcast - Terrestrial
DVDDigital Versatile Disc
DVI(-d)Digital Visual Interface (d= digital only)
E-DDCEnhanced Display Data Channel
EDIDExtended Display Identification Data
EEPROMElectrically Erasable and
EMIElectro Magnetic Interference
EPLDErasable Programmable Logic Device
EUEurope
EXTEXTernal (source), entering the set by
FBLFast BLanking: DC signal
FDSFull Dual Screen (same as FDW)
FDWFull Dual Window (same as FDS)
FLASHFLASH memory
FMField Memory or Frequency
FPGAField-Programmable Gate Array
FTVFlat TeleVision
Gb/sGiga bits per second
G-TXTGreen TeleteXT
HH_sync to the module
HDHigh Definition
HDDHard Disk Drive
HDCPHigh-bandwidth Digital Content
HDMIHigh Definition Multimedia Interface
HPHeadPhone
IMonochrome TV system. Sound
2
CInter IC bus
I
2
I
DInter IC Data bus
2
SInter IC Sound bus
I
IFIntermediate Frequency
InterlacedScan mode where two fields are used
carrier distance is 6.5 MHz
reduction feature of the set
control designed for service
technicians
Protection; A protocol for protecting
digital audio/video content that is
traversing a high speed serial bus,
such as IEEE-1394
(VESA standard for communication
channel and display). Using E-DDC,
the video source can read the EDID
information form the display.
(VESA standard)
Programmable Read Only Memory
SCART or by cinches (jacks)
accompanying RGB signals
Modulation
Protection: A “key” encoded into the
HDMI/DVI signal that prevents video
data piracy. If a source is HDCP coded
and connected via HDMI/DVI without
the proper HDCP decoding, the
picture is put into a “snow vision” mode
or changed to a low resolution. For
normal content distribution the source
and the display device must be
enabled for HDCP “software key”
decoding.
carrier distance is 6.0 MHz
to form one frame. Each field contains
Page 76
EN 76TCM2.0E LA9.
Circuit Descriptions, Abbreviation List, and IC Data Sheets
half the number of the total amount of
lines. The fields are written in “pairs”,
causing line flicker.
IRInfra Red
IRQInterrupt Request
ITU-656The ITU Radio communication Sector
(ITU-R) is a standards body
subcommittee of the International
Telecommunication Union relating to
radio communication. ITU-656 (a.k.a.
SDI), is a digitized video format used
for broadcast grade video.
Uncompressed digital component or
digital composite signals can be used.
The SDI signal is self-synchronizing,
uses 8 bit or 10 bit data words, and has
a maximum data rate of 270 Mbit/s,
with a minimum bandwidth of 135
MHz.
ITVInstitutional TeleVision; TV sets for
hotels, hospitals etc.
JOPJaguar Output Processor
LSLast Status; The settings last chosen
by the customer and read and stored
in RAM or in the NVM. They are called
at start-up of the set to configure it
according to the customer's
preferences
LATAMLatin America
LCDLiquid Crystal Display
LEDLight Emitting Diode
L/L'Monochrome TV system. Sound
carrier distance is 6.5 MHz. L' is Band
I, L is all bands except for Band I
LORELOcal REgression approximation
noise reduction
LPLLG.Philips LCD (supplier)
LSLoudspeaker
LVDSLow Voltage Differential Signalling
MbpsMega bits per second
M/NMonochrome TV system. Sound
carrier distance is 4.5 MHz
MIPSMicroprocessor without Interlocked
Pipeline-Stages; A RISC-based
microprocessor
MOPMatrix Output Processor
MOSFETMetal Oxide Silicon Field Effect
Transistor, switching device
MPEGMotion Pictures Experts Group
MPIFMulti Platform InterFace
MUTEMUTE Line
NCNot Connected
NICAMNear Instantaneous Compounded
Audio Multiplexing. This is a digital
sound system, mainly used in Europe.
NTCNegative Temperature Coefficient,
non-linear resistor
NTSCNational Television Standard
Committee. Color system mainly used
in North America and Japan. Color
carrier NTSC M/N= 3.579545 MHz,
NTSC 4.43= 4.433619 MHz (this is a
VCR norm, it is not transmitted off-air)
NVMNon-Volatile Memory: IC containing
TV related data such as alignments
O/COpen Circuit
OSDOn Screen Display
OTCOn screen display Teletext and
Control; also called Artistic (SAA5800)
P50Project 50: communication protocol
between TV and peripherals
PALPhase Alternating Line. Color system
conditioner)
PIPPicture In Picture
PLLPhase Locked Loop. Used for e.g.
FST tuning systems. The customer
can give directly the desired frequency
PORPower On Reset, signal to reset the uP
Progressive ScanScan mode where all scan lines are
displayed in one frame at the same
time, creating a double vertical
resolution.
PTCPositive Temperature Coefficient,
non-linear resistor
PWBPrinted Wiring Board (same as “PCB”)
PWMPulse Width Modulation
QRCQuasi Resonant Converter
QTNRQuality Temporal Noise Reduction
QVCPQuality Video Composition Processor
RAMRandom Access Memory
RGBRed, Green, and Blue. The primary
color signals for TV. By mixing levels
of R, G, and B, all colors (Y/C) are
reproduced.
RCRemote Control
RC5 / RC6Signal protocol from the remote
control receiver
RESETRESET signal
ROMRead Only Memory
R-TXTRed TeleteXT
SAMService Alignment Mode
S/CShort Circuit
SCARTSyndicat des Constructeurs
d'Appareils Radiorécepteurs et
Téléviseurs
SCLSerial Clock I
SCL-FCLock Signal on Fast I
SDStandard Definition
SDASerial Data I
SDA-FDAta Signal on Fast I
2
C
2
C bus
2
C
2
C bus
SDISerial Digital Interface, see “ITU-656”
SDRAMSynchronous DRAM
SECAMSEequence Couleur Avec Mémoire.
Color system mainly used in France
and East Europe. Color carriers=
4.406250 MHz and 4.250000 MHz
SIFSound Intermediate Frequency
SMPSSwitched Mode Power Supply
SoCSystem on Chip
SOGSync On Green
SOPSSelf Oscillating Power Supply
S/PDIFSony Philips Digital InterFace
SRAMStatic RAM
SRPService Reference Protocol
SSBSmall Signal Board
STBYSTand-BY
SVGA800x600 (4:3)
SVHSSuper Video Home System
SWSoftware
SWANSpatial temporal Weighted Averaging
Circuit Descriptions, Abbreviation List, and IC Data Sheets
VV-sync to the module
VCRVideo Cassette Recorder
VESAVideo Electronics Standards
Association
VGA640x480 (4:3)
VLVariable Level out: processed audio
output toward external amplifier
VSBVestigial Side Band; modulation
method
WYSIWYRWhat You See Is What You Record:
record selection that follows main
picture and sound
WXGA1280x768 (15:9)
XTALQuartz crystal
XGA1024x768 (4:3)
YLuminance signal
Y/CLuminance (Y) and Chrominance (C)
signal
YPbPrComponent video. Luminance and
scaled color difference signals (B-Y
and R-Y)
YUVComponent video
EN 77TCM2.0E LA9.
Page 78
EN 78TCM2.0E LA9.
I_17950_048.eps
080808
Block Diagram
Pin Configuration
9.4IC Data Sheets
This section shows the internal block diagrams and pin layouts
of ICs that are drawn as "black boxes" in the electrical diagrams
(with the exception of "memory" and "logic" ICs).
9.4.1Diagram B, MT5133
Circuit Descriptions, Abbreviation List, and IC Data Sheets
Figure 9-2 Block diagram & pin configuration
Page 79
Circuit Descriptions, Abbreviation List, and IC Data Sheets
TS
In
JPEG,MPEG
Component
Analog
Input
16-bit DDR
DRAM Bus
JTAG
IO Bus
USB2.0
UART
Serial IF
PWM
IrDA
PCRMS,SD,SM,xD
Audio DSP
Watchdog
CVBS/
YC Input
Audio I/F
SPDIF, I
2
S
RTC
2-D Graphic
Vplane
scaler
OSD
scaler
VADCx4
TS
Demux
TV
Decoder
HDMI In
I/F
LVDS
Audio
Input
Mix and Post
Processing
DDR
DRAM
Controller
BIM
ARM
HDMI
Rx
Panel
VDO-In
NAND Flash
Audio DAC
CKGEN
Audio
Demod
De-interlace
Audio In
Audio
ADC
Serial FlashServo ADC
Tuner
In
BScan
I_17950_049.eps
090508
Block Diagram
I_17950_050.eps
090508
Block Diagram
9.4.2Diagram B, MT5335
EN 79TCM2.0E LA9.
9.4.3Diagram B, MT8295
Figure 9-3 Block diagram
Figure 9-4 Block diagram
Page 80
EN 80TCM2.0E LA9.
Block Diagram
H_17370_074.eps
100807
DIGITAL VCO CONTROL AFC DETECTOR
RC VCO
VIF-PLL
VIF-AGCTUNER AGC
SUPPLYSIF-AGC
AUDIO PROCESSING
AND SWITCHES
NARROW-BAND
FM-PLL DEMODULATOR
SINGLE REFERENCE QSS MIXER
INTERCARRIER MIXER
AND AM DEMODULATOR
SOUND CARRIER
TRAPS
4.5 to 6.5 MHz
TAGC
C
VAGC(pos)
C
AGC(neg)
C
BL
VAGC
(1)
TOP
14 (15)
VPLL
19 (21))32( 12)61( 51)71( 61)8( 9
4 (2)10 (9)
11 (10)
12 (11)18 (20)20 (22)
2 (31)
1 (30)
(18) 17
(7) 8
(3) 5
(4) 6
external reference signal
or 4 MHz crystal
REFAFC
AUD
CVBS
audio output
video output: 2 V (p-p)
[1.1 V (p-p) without trap]
C
AF
SIOMADSDASCL
MAD
V
P
C
AGC
(6, 12, 13, 14, 17,
19, 25, 28, 29, 32)
13
n.c.AGND
7 (5)
DGND
OUTPUT
PORTS
I
2
C-BUS TRANSCEIVER
22 (24)3 (1)
LLPMF2PO1PO
DEEM
AFD
sound intercarrier output
and MAD select
FM-PLL
filter
VIF-PLL
filter
de-emphasis
network
VIF2
VIF1
24 (27)
23 (26)
SIF2
SIF1
TDA9885
TDA9886
(1) Not connected for TDA9885.
Pin numbers for TDA9885HN and TDA9886HN in parenthesis.
I_17930_072.eps
250408
9.4.4Diagram B, SIL9185
Circuit Descriptions, Abbreviation List, and IC Data Sheets
9.4.5Diagram B, TDA9886
Figure 9-5 Block diagram
Figure 9-6 Block diagram
Page 81
9.4.6Diagram B, V386
RxIN0-
RxIN0+
RxIN1-
RxIN1+
RxIN2-
RxIN2+
RxCLKIN-
RxCLKIN+
RxIN3-
RxIN3+
LVDS to TTL
De-serializer
RED
PLL
GREEN
BLUE
VSYNC
RxCLKOUT
PWRDWN
HSYNC
DATA ENABLE
CONTROL
8
8
8
V386
RxOUT0..27
12
1
11
2
10
RxOUT22
3
9
RxOUT23
4
5
6
7
8
16
15
14
13
56-pin TSSOP
17
18
19
20
21
22
23
24
25
26
27
2829
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
RxOUT24
GND
RxOUT26
RxOUT27
RxOUT25
RxI N0-
RxI N0+
RxI N1-
RxI N1+
LVDS_VCC
LVDS_GND
RxI N2-
RxI N2+
RxCLKI N-
RxCLKI N+
LVDS_GND
PLL_GND
PLL_VCC
PLL_GND
RxOUT2
RxOUT1
VCC
RxOUT8
RxOUT12
VCC
RxOUT3
RxOUT4
RxOUT5
GND
RxOUT6
RxOUT7
RxOUT9
GND
RxOUT10
RxOUT11
VCC
RxOUT13
GND
RxOUT14
RxOUT15
RxOUT16
VCC
V386
PWRDWN
RxCLKOUT
RxOUT0
49
50
51
52
53
54
55
56
LVDS_GND
RxI N3-
RxI N3+
GND
RxOUT17
RxOUT18
RxOUT19
RxOUT20
RxOUT21
I_17950_051.eps
090508
Block Diagram
Pin Configuration
Circuit Descriptions, Abbreviation List, and IC Data Sheets
EN 81TCM2.0E LA9.
Figure 9-7 Block diagram & pin configuration
Page 82
EN 82TCM2.0E LA9.
I_17930_073.eps
250408
9.4.7Diagram B, WM8501
Circuit Descriptions, Abbreviation List, and IC Data Sheets
Figure 9-8 Block diagram
Page 83
9.4.8Diagram B, WT6702
Turbo 8031 MCU
Key Pad ADC
RTC
2nd SIIC
3rd SIIC
1st SIIC
PWM
Interrupt
Processor
4 IRQ
Processor
HV DPMS
Detector
Watchdog
timer
Reset
Processor
Clock
Processor
RC
Oscillator
Clock off &
Wake Up
GPIO
Processor
IR Detector
32K Oscillator
8K bytes code
flash
internal bus
8051
UART,Timer0,
Timer1
Internal 256
bytes SRAM
WT6702F_S200
20
19
18
17
16
15
14
13
12
1
2
3
4
5
6
7
8
9
1011
GPIOA6/SCL1
GPIOA7/SDA1
GPIOB0/SCL2
GPIOB1/SDA2
GPIOA4/SCL3/P1.0
GPIOA5/SDA3/P1.1
GPIOA0/AD0
GPIOA3/AD3/IR
VDD_RTC
VDD
HIN/GPIOB5
VIN/GPIOB4
IRQ1/P1.3/GPIOB3
TXD/IRQ2/GPIOB6
VSS
32KOSCO
32KOSCI
NRST
PWM1/GPIOC1
RXD/IRQ3/GPIOB7
WT6702F_S161
16
15
14
13
12
11
1
2
3
4
5
6
7
98
10
VDD
NIV/4BOIPG5BOIPG/NIH
TXD/IRQ2/GPIOB6
VSS
NRST
PWM1/GPIOC1
RXD/IRQ3/GPIOB7
GPIOA6/SCL1
GPIOA7/SDA1
GPIOB0/SCL2
GPIOB1/SDA2
GPIOA0/AD0
GPIOA3/AD3/IR
32KOSCO
32KOSCI
WT6702F_S240
22
21
20
19
18
17
16
15
14
13
HIN/GPIOB5
VIN/GPIOB4
GPIOA6/SCL1
GPIOA7/SDA1
GPIOB0/SCL2
GPIOB1/SDA2
GPIOA4/SCL3/P1.0
GPIOA5/SDA3/P1.1
IRQ0/P1.2/GPIOB2
IRQ1/P1.3/GPIOB3
TXD/IRQ2/GPIOB6
VSS
23
24
1
2
3
4
5
6
7
8
9
10
11
12
32KOSCO
32KOSCI
NRST
GPIOA0/AD0
GPIOA1/AD1
GPIOA2/AD2
GPIOA3/AD3/IR
PWM1/GPIOC1
PWM0/GPIOC0
RXD/IRQ3/GPIOB7
VDD_RTC
VDD
Package Type Package Outline
SOP 16 pin 150mil
SOP 20 pin 300mil
SSOP 20 pin 150mil
SOP 24 pin 300mil
I_17950_052.eps
090508
Block Diagram
Pin Configuration
Circuit Descriptions, Abbreviation List, and IC Data Sheets
EN 83TCM2.0E LA9.
Figure 9-9 Block diagram & pin configuration
Page 84
EN 84TCM2.0E LA9.
Address
Generator
Memory Array
Y-Decoder
X-Decoder
additional 4Kb
Data
Register
SRAM
Buffer
SI
CS#, ACC,
WP#,HOLD#
SCLKClock Generator
State
Machine
Mode
Logic
Sense
Amplifier
HV
Generator
Output
Buffer
SO
16-PIN SOP (300 mil)
1
2
3
4
5
6
7
8
HOLD#
VCC
NC
PO2
PO1
PO0
CS#
SO/PO7
16
15
14
13
12
11
10
9
SCLK
SI
PO6
PO5
PO4
PO3
GND
WP#/ACC
I_17950_053.eps
090508
Block Diagram
Pin Configuration
9.4.9Diagram B, MX25L3205
Circuit Descriptions, Abbreviation List, and IC Data Sheets
Figure 9-10 Block diagram & pin configuration
Page 85
9.4.10 Diagram B, TDA7266
1
2
4
Vref
7YB-TS
IN1
0.22μF
V
CC
133
+
-
-
+
OUT1+
OUT1-
15
14
12
6ETUM
IN2
0.22μF
+
-
-
+
OUT2+
OUT2-
8
9
S-GND
PW-GND
470μF100nF
1
2
3
4
5
6
7
9
10
11
8
N.C.
N.C.
S-GND
PW-GND
OUT2+
OUT2VCC
IN2
ST-BY
MUTE
N.C.
IN1
V
CC
OUT1OUT1+
13
14
15
12
I_17950_054.eps
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Block Diagram
Pin Configuration
Circuit Descriptions, Abbreviation List, and IC Data Sheets
EN 85TCM2.0E LA9.
Figure 9-11 Block diagram & pin configuration
Page 86
EN 86TCM2.0E LA10.
Spare Parts List & CTN Overview
10. Spare Parts List & CTN Overview
For the latest spare part overview, please consult the Philips
Service website.
Table 10-1 Sets described in this manual:
CTNStylingPublished in:
19PFL5403/60ME83122 785 17952
19PFL5403D/10ME83122 785 17951
19PFL5403S/60ME83122 785 17951
20HFL3330D/10MG83122 785 17951
20PFL3403D/10MG83122 785 17950
22PFL5403/60ME83122 785 17952
22PFL5403D/10ME83122 785 17951
22PFL5403S/60ME83122 785 17952
26PFL3403D/10MG83122 785 17951
26PFL5403/60ME83122 785 17952
26PFL5403D/10ME83122 785 17950
26PFL5403S/60ME83122 785 17952
11. Revision List
Manual xxxx xxx xxxx.0
•First release.
Manual xxxx xxx xxxx.1
•All Chapters: Sets added (see table chapter 10).
•Frontpage: Styling ME8 added.
•Chapter 5: In SAM mode, item “Options” removed.
•Chapter 5: Error 11 removed from error code overview.
•Chapter 6: Wiring diagrams added.
•Chapter 8: Display option codes added.
•Chapter 9: Block diagram added.
•Chapter 10: CTN overview added.
Manual xxxx xxx xxxx.2
•All Chapters: Added Russian sets (xxPFLxxxx/60).
•Chapter 5: Some textual changes in ComPair section.
•Chapter 9: Abbreviation list updated.
Manual xxxx xxx xxxx.3
•Chapter 7: Added the schematics and layouts of SSB
version 2
decoder).
(U503 in diagram SSBv2, B05 DVBT/CI
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