Philips 32TA2800/55 User manual

Published by CS 0861 BU CD Customer Care Printed in the Netherlands Subject to modification EN 3122 785 17730
©
Copyright 2008 Philips Consumer Lifestyle B.V. Eindhoven, The Netherlands.
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.
Colour Television Chassis
TPS1.1L
LA
32TA2800/55
H_17730_000.eps
290108
Contents Page Contents Page
1 Technical Specifications, Connections, and Chassis
Overview 2
2 Safety Instructions, Warnings, and Notes 4
3 Directions for Use 6
4 Mechanical Instructions 9
5 Service Modes, Error Codes, and Fault Finding 11
6Block Diagrams, Test Point Overview, and
Waveforms
Wiring Diagram 16
Block Diagrams 17
7Circuit Diagrams and PWB Layouts Diagram
Scaler Board: Power (S-A01) 22
Scaler Board: Lips & Inverter I/F (S-A02) 23
Scaler Board: Tuner (S-A03) 24
Scaler Board: Video Input 1 (S-A04) 25
Scaler Board: Side AV (S-A05) 26
Scaler Board: DSUB Input (S-A06) 27
Scaler Board: DVI-D Input (S-A07) 28
Scaler Board: Scaler (S-A08) 29
Scaler Board: Flash ROM & Memory (S-A09) 30
Scaler Board: Key, IR BD & ComPair I/F(S-A10) 31
Scaler Board: ITV I/F (S-A11) 32
Scaler Board: Panel I/F (S-A12) 33
Scaler Board: Audio I/F (S-A13) 34
Scaler Board: Audio MUX (S-A14) 35
Scaler Board: Audio Amplifier (S-A15) 36
Waveform Diagram 43-44
Keyboard Control Panel (K) 45
IR & LED Panel (IR) 48
Side AV Panel (AV) 51
Power Panel (P) 54
8 Alignments (incl. ComPair) 57
9 Circuit Descriptions, Abbreviation List, and IC Data
Sheets 62
Abbreviation List 65
IC Data Sheets 68
10 Recommended / Spare Parts List 72
11 Revision List 79

2TPS1.1L LA 1. Technical Specifications,Connections,and Chassis Overview
Index of this chapter:
1.1 Technical Specifications
1.2 Connections
1.3 Chassis Overview
Notes:
Figures below can deviate slightly from the actual situation,
due to the different set executions.
Specifications are indicative (subject to change)
1.Technical Specifications,Connections,and Chassis Overview
1.1 Technical Specifications
1.1.1 Technical Specifications
Type : LCD
Outline dimensions : 760.0 mm(H) x 450.0 mm(V) x 47.4(D)
mm (Typ.)
Pitch (mm) : 510.75 .um(H) x 170.25um(V)
Pixel format : 1366 horiz. by 768 vert. pixels
Color pixel arrangement : RGB vertical stripe
Display surface : Hard coating(3H),Anti-glare treatment
of the front polarizer
Number of color : 16,777,216 colors ( 8 bits)
Backlight : 16 CCFL
Active area (WxH) : 697.68mm X 392.26 mm
View angle : Viewing angle free(R/L 176(Typ.),U/D
176(Typ.))
Contrast ratio : Typical 1500 : 1
Luminance of white : 500 cd/m²(Center 1 points, Typ.)
1.1.2 Sound
Sound system : 2CS, NICAM B/G (5.5-5.85), NICAM D/K (6.5-5.85),
NICAM I (6.0-6.52), stereo for all (should be in line
with RF system of each region)
Maximum power:2X5
1.1.3 Miscellaneous
Power supply
AC-input : 90V ~ 264VAC,50/60±2Hz
Power consumption :
Normal:
1.PC Mode TYP 100 W[Smart picture as "Normal" ] (with audio)(26")
PC Mode TYP 145 W[Smart picture as "Normal" ] (with audio)(32")
2.TV Mode TYP 100 W [Smart picture as "Rich"] (with audio)(26")
TV Mode TYP 145 W [Smart picture as "Rich"] (with audio)(32")
Maximum: 130W (with audio)(26")
170W (with audio)(32")
Power cord length : 1.8M
Power cord type : 3 lead with earth plug , plugable
(US type)
Power indicator : LED (On: blue ,Sleeping mode: Amber )
Auto power saving : EPA, Nutek, VESA DPMS
Horizontal scan : 30 ~ 61KHz
Vertical scan : 56 ~ 75 Hz
Ambient conditions:
Ambient temperature: 15°C~35°C
Relative humidity : 25% ~ 75%.
Supported video formats: 720 X 480i 60Hz
720 X 576i 50Hz
720 X 480P 60Hz
720 X 576P 50Hz
1280X 720P 50Hz
1280X 720P 60Hz
1920X1080i 50Hz
1920X1080i 60Hz
1920X1080p 50Hz
1920X1080p 60Hz
1.2 Connections
1.2.1 Signal Connector
Connectors: From Right to Left
1.Tuner: PAL D/K IandNTSC-M
2.Compair Rx/Tx communicate
3.AV1 audio IN : AV1 and S-Video shared audio R/L(RCA jack)
4.AV1 IN : Composite video input (AV1)
5.CVI IN : Component input with YPbPr format with audio R/L.
6.PC audio IN: audio R/L(mini-jack).
7.PC IN: VGA input (D-SUB connectors)
8.DVI-D : digital PC and video input
9.Earphone : earphone jack
10.AV2 IN : Composite video input (AV2 side)
11.AV2 audio IN : AV2 and S-Video side audio R/L(RCA jack)
12.S-Video IN : S-video input (S-Video side)
9
10
11
12
1.2.2.1 signal type
PC Signal
Analog Video :15 pin D-Sub
0.7 Vp-p linear, positive polarity and
separate Sync ( TTL level, positive or
negative polarity )
Digital Video :24-pin DVI-D connect connector, Single
TMDS link according to DVI specification
Audio signal :Mini-jack audio input
TV Signal
1.2.2 Input Signal
RF signal : Aerial or cable via RF connector,
RF input level -10mV (80dBuV) typical, terminated with
input impedance of 75W.
Transient response: < 250 nS.
Sound (5.5MHz) suppression: > 55dB.
Chroma (4.43MHz) suppression: > 25dB.
Y/C separation: > 20dB.
Support:
PAL B/G INTSC-M
Component Y Pb Pr with RCA connector ( Video , Audio input )
Specification
Video Y:700mV, Pb,Pr,: ±350mV,
Impedance : 75W
Audio : L/R input
Nominal : 0.5 V rms.
Maximum : 1.5 V rms. Impedance > 10 kW
Note : the input will be overloaded
when the signal > 1.5 V rms.
Support: 480i/p, 720p/60Hz, 1080i/60Hz

3
TPS1.1L LA
1. Technical Specifications,Connections,and Chassis Overview
1.3 Chassis Overview
D-sub Pin assignment
PIN
No. SINGNAL PIN No. SINGNAL
1Red video input 9DDC +5V
2Green video input /SOG 10 Logic ground
3Blue video input 11 GND
4GND 12 Serial data line (SDA)
5GND- cable detect 13 H. Sync / H+V
6Red video ground 14 V. Sync
7Green video ground 15 Data clock line (SCL)
8Blue video ground
S-Video with S terminal (Video, Audio input) Specification
Video - Y : 1Vpp , C : 300 mV pp
-Impedance : 75W
Audio L/R input (share with Composite Audio input)
Nominal : 0.5 V rms.
Maximum : 1.5 V rms. Impedance > 10 kW
Note : the input will be overloaded when the signal > 1.5 V rms.
Support : PAL, NTSC and SECAM colour system
Composite with S terminal (Video, Audio input) Specification
Video - : 700mV Video, 300 mV -Sync
Impedance : 75W
Audio L/R input (share with Composite Audio input)
- Nominal : 0.5 V rms.
Maximum : 1.5 V rms, Impedance > 10 kW
Note : the input will be overloaded when the signal > 1.5 V rms.
Support : PAL, NTSC and SECAM colour system
Key board
Power board P
K
S
Scaler board
IR board SideAV board
IR AV
AV
No. 1
No. 2
No. 19
No. 18
Type A Connector
PIN
No.
SIGNAL
1 TMDS Data2+
2 TMDS Data2 shield
3 TDMS Data2-
4 TMDS Data1+
5 TMDS Data1 shield
6 TMDS Data1-
7 TMDS Data0+
8 TMDS Data0 shield
9 TMDS Data0-
10 TMDS Clock+
11 TMDS Clock Shield
12 TMDS Clock-
13 CEC
14 Reserved (N.C. on device)
15 SCL
16 SDA
17 DDC/CEC Ground
18 +5V Power
19 Hot Plug Detect
TV video input /output connectors
A. HDMI for digital Video / Audio interface with pin assignment
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2. Safety Instructions, Warnings and Notes
TPS1.1A LA 5

6TPS1.1L LA 3. Directions for User
3. Directions for User
You can download this information from the following websites:
http://www.philips.com/support
http://www.p4c.philips.com
PC Mode
1st Layer 2nd Layer 3rd Layer 4th Layer
Normal
Warm
Color temp
Cool
Brightness
Contrast
Auto adjust Yes
Phase
Clock
Horizontal
Picture
Manual adjust
Vertical
Personal
Speech
Music
Movie
Smart sound
Multimedia
Treble
Bass
Settings
Balance
OnVirtual surround
Off
On
Sound
AVL
Off
Full screenFeatures Picture format
4:3
EnglishLanguage
Latem
No
Install
Factory reset
Yes
OSD Menu list

7
TPS 1.1L LA
3. Directions for User
TV / AV/ S-VIDEO / HD MODE
1st Layer 2nd Layer 3rd Layer 4th Layer 5th Layer
Personal
Rich
Nature
Soft
Smart picture
Multimedia
Contrast
Brightness
Color
Sharpness
Tint
Normal
Warm
Color temp
Cool
Super zoom
4:3
Movie expand 14:9
Movie expand 16:9
16:9 subtitle
Picture
Picture format
Widescreen
Personal
Speech
Music
Movie
Smart sound
Multimedia
Treble
Bass
Settings
Balance
OnVirtual surround
Off
On
Sound
AVL
Off
Clock
Start time
Stop time
Timer
Sleep timer
On
Features
NR
Off
Lock program
Change code Enter New Code Confirm Code
Auto lock
Clear all Start ?
TV
CVI
AV1
AV2 (side)
PC
DVI
Source list

8TPS1.1L LA 3. Directions for User
EnglishLanguage
Latam
Auto store
Please wait
Prog. found
Auto store Start ?
Frequency
MHzManual store
Start ?
Prog. no
Finetune
Store ?
Manual store
Store
Stored
Channel
Active
Channel edit
Skipped
Skipped
From
To
Exchange ?
Channel swap
Exchange
Exchanged
ChannelName edit
Name
Sorting
Channel setting
Channel sort Sort ?
Sort complete
No
Install
Factory reset
Yes

9
TPS1.1L LA
4. Mechanical Instructions
Front view
Back view
Step 1. Remove the stand.
Remove the four screws as Fig.2.
Fig.3
Fig.2
Fig.1
Step 2. Remove the Back cover assy.
Remove the 10 screws on the bottom side as Fig.3.
Fig.6
Fig.7
Fig.4
Fig.5
4. Mechanical Instructions
Index of this chapter:
4.1 Assy/Panel Removal
4.2 Set Re-assembly
4.1 Assy/Panel Removal
Step 5. Remove Scaler board, Power board, SideAV board and
IR board.
Remove 17 screws as Fig.7.
Notes: Please put your machine on soft material to avoid to scrape
panel when you disassemble it.
Step 3. Remove the Vase plate and Bracket-base.
Remove the 14 screws on the bottom side as Fig.4.
Step 4. Remove shielding.
Remove 10 screws as Fig.5 and remove 10 screws as Fig6.

10 TPS1.1L LA 4. Mechanical Instructions
4.2 Set Re-assembly
To re-assemble the whole set, execute all processes in reverse
order.
Notes:
a. While re-assembling, make sure that all cables are placed
and connected in their original position.
b. Pay special attention not to damage the EMC foams at the
SSB shielding. Check that EMC foams are put correctly on
their places.
In warranty, it is not allowed to disassembly the LCD panel, even the
backlight unit defect.
Out of warranty, the replacment of backlight unit is a correct way
when the defect is cused by backlight (CCFL,Lamp).
Step 6. Remove frame-PCB.
Remove 7 screws as Fig.8.
Fig.8
Step 7. Remove Metal frame.
Remove 16 screws as Fig.9.
Fig.9
Step 8. Remove Metal frame.
Remove 4 screws as Fig.10.
Fig.9
Fig.10
Fig.11
Fig.12
Service Position

11
TPS1.1L LA
5. Service Modes, Error Codes and Fault Finding
5. Service Modes, Error Codes and Fault Finding
index of this chapter:
5.1 CSM
5.2 Factory Mode
5.3 Repair Flow Chart
About error code,Please refer to the table below.
Error code Event
0x01 DDR error
0x02 IIC bus error
0x03 Tuner error
0x04 Demod error
5.1 CSM
It can display CSM windows message when press Menu+123654 on the button (RC) remote control in normal operation mode.
Then choose The following information is displayed on screen:
CSM Item Contents Remark
1: Set Type 32TA2800/55 Project name
2: Production code 01234567890123 14 digit production-code(serial number)
3: SW-naming main-
processor MST96889LD-LF SW-naming of Mstar/Trident
4: Code 1 0 0 0 0 0 Error codes in NVM/EEPROM (5 last logged errors)
5: Code 2 0 0 0 0 0 Error codes in NVM/EEPROM (5 first logged errors)
6: Key (HDCP) Enabled HDMI information whether HDCP-key is valid
7: NVM-naming 24C32-Without-BDS Contents per display-type
The real picture as below:
55

12 TPS1.1L LA 5. Service Modes, Error Codes and Fault Finding
5.2 Factory Mode
It can enter Factory Mode
1. Press" Menu in normal operation mode to enter OSD.
2. Press "062596+Menu on the button (RC) remote control in OSD.
3. The screen will appear "FAC" in the bottom, choose it and press the right key.
"
"
"
"
OSD behavior:
Before press number key change OSD item
Now remove previous function, press number key then press OK will change value
Item Description Range method of operation
//Action Items
0ExitFactory press OK.
1 AutoColor
PC: any pattern has black and white
YPbPr:SMPTEbar(color bar), any timing.
press OK. when autocolor, the OSD disappear, when
finished. OSD appear.
//Switch Items
2PowerOn On/Off
3 AGING MODE turn<On> and no signal input On/Off
//ADC Gain & Offset
(values different by VGA and YPbPr)
AutoColor changes those items
4 ADC_GAIN_R 0~255 Press Left and Right to change value
5 ADC_GAIN_G 0~255
6 ADC_GAIN_B 0~255
7 ADC_OFFSET_R 0~127
8 ADC_OFFSET_G 0~127
9 ADC_OFFSET_B 0~127
//Color Temperature (values different by AV,VGA,DTV,YPbPr)
10 CLR_TEMP_R Back-End Scaler R G B Gain 0~255 Press Left and Right to change value
11 CLR_TEMP_G 0~255
12 CLR_TEMP_B 0~255
//Tuner & Panel Id
13 EEPROM ID value different by type
The below pictures is for your reference:
Step1: press MENU+062596 in user mode.
Step2: choose F3 98 V1.77.74.3,press the right key, then
enter the factory mode.
The factory content:

13
TPS1.1L LA
5. Service Modes, Error Codes and Fault Finding
5.3 Repair Flow Chart
1.No work/LED is off
Check if
power switch is
normal
No Replace Power switch
Yes
Check
IR board CN0201
pin3=5V,pin5=5V
Check IR board
Yes
Check scaler board
U7105 pin1=24V,pin4=5V
No
2.No raster/picture too
dim
Check
power board
CN913,pin1=24V,
pin3=12V
No Check Scaler board
Yes
Check
power board
IC920 pin2,IC970
pin2=12V
Check IC920,IC970
Yes
Check scaler board
No

14
TPS1.1L LA 5. Service Modes, Error Codes and Fault Finding
4.No TV sound
Check if
tuner TU2101 pin11
output IF signal
No Replace TU2101
Yes
Check U4101
3.No picture/LED is green
Check
scaler board U7105
pin1=24V,pin4=5V No Check power
Yes
Check if
working voltage
U7104 pin1=5V,
pin4=3.3V
No
Check circuit around
each regulator and
eliminate short and
open situation
Yes
Check if clock
source X4101
Replace X4101
No
Yes
Check if
RGB,clk,H/V and
DE signal output 128
bits TTL
No Try to replace
flash Rom
EEPROM
Check
resistors-network No Replace bad resistors-
network
Yes
Yes
Replace LVDS cable

15
TPS1.1L LA
5. Service Modes, Error Codes and Fault Finding
7.LED and function
key poor
Check circuit around
control board and cable
between control board
and scaler board
6.No remote function
Tty another
remote control
No Replace one good
remote control
Yes
Check IR receiver
5.No earthphone sound
Check
U6301 pin33=3.3V No Eliminate short and open
situation
Yes
Check U6303
pin6= 5V
pin5,7=HPL/HPR
No Replace U6303
Replace Side AV Board
Yes

16 TPS1.1L LA 6. Block Diagram
6. Block Diagram
Index of this chapter:
6.1
6.2 Block Diagram
Wiring Diagram
6.1 Wiring Diagram
32TA2800 Wiring Diagram
K
AV
S
P
IR
3 pin 7pin 2pin 2pin
11 pin
30 pin
10 pin
11 pin
10 pin
14 pin
3pin
7pin
095T8014 3925 FP
095T8013 2967 FP
095T8014 7932 FP
095T8014 11930 FP 095T8014 10933 FP
095T8013 2966 FP
095T8018 30949 FP
095T8014 14941 FP

17
TPS1.1L LA
6. Block Diagram
6.2 Block Diagram
LVDS Panel
Speaker
2x5W
Control
Board
Bright_ADJ
Power
board
AC
Mains
Side AV
( option )
Side AV
Board
SCALER BOARD
MST96889L
74HC4052D MUX
TPA102
TPA3005D2
Inverter_
ON/OFF
Vcc
Stand-By
AV
32 Wide architecture Block Diagram"
PS
K

18 TPS1.1L LA 6. Block Diagram
Function Block of main Board
MM Tuner
S-Video
PC Audio
Component
Audio-1
(10P)
SIDE AV
DVI
Component
-2
Component
-1
CVBS
Audio
MST96889L
74HC4052D
MUX
CVBS0
DVI (CK,RX0,RX1,RX2)
Y,Pb,Pr (R2,G2,B2)
CVBS1
Y0,C0
CVBS2,Y1,C1
SIF0
AUL3, AUR3
DDR
SPI Flash
ROM
24C02
DSUB EDID
24C16
HDCP
24C32
NVRAM
I2C
TPA3005D2
AMP
DAC
LVDS
LCD Panel
SPI
Com Pair
UART1
Cloning
(ITV-1)
(5P) Video I/F
(ITV-2)
11P
(3P) (7P) IR Board
Key Board
2x(2P)
L-R Speaker
LIPS/PS
control
Y,Pb,Pr (R0,G0,B0)
CVBS
AUL0, AUR0
AUL1, AUR1
AUL2, AUR2
Component
Audio-2
TPA6203A
1W AMP
Line-out
HP/Bathroom
Speaker(ITV-2)
D-SUB
R1,G1,B1
24C02
DVI EDID
TPA102
Remark : Reserve only for ITV function
MM TunerMM Tuner
S-Video
PC Audio
Component
Audio-1
(10P)
SIDE AV
HDMI
Component
-2
Component
-1
CVBS
Audio
MST96889L
74HC4052D
MUX
CVBS0
DVI (CK,RX0,RX1,RX2)
Y,Pb,Pr (R2,G2,B2)
CVBS1
Y0,C0
CVBS2,Y1,C1
SIF0
AUL3, AUR3
DDR
SPI Flash
ROM
24C02
DSUB EDID
24C16
HDCP
24C32
NVRAM
I2C
TPA3005D2
AMP
DAC
LVDS
LCD Panel
SPI
Com Pair
UART1
Cloning
(ITV-1)
(5P) Video I/F
(ITV-2)
11P
(3P) (7P) IR Board
Key Board
2x(2P)
L-R Speaker
LIPS/PS
control
Y,Pb,Pr (R0,G0,B0)
CVBS
AUL0, AUR0
AUL1, AUR1
AUL2, AUR2
Component
Audio-2
TPA6203A
1W AMP
Line-out
HP/Bathroom
Speaker(ITV-2)
D-SUB
R1,G1,B1
24C02
DVI EDID
TPA102
Remark : Reserve only for ITV function
S-A08
S-A03
S-A14
S-A15
S-A09
S-A09

19
TPS1.1L LA
6. Block Diagram
Function Diagram MST96885L/9L
CVBS x4
Analog RGB/YPbPr
DVI/HDCP/HDMI
SDRAM Flash
TTL/
10-bit
LVDS LCD
Panel
16bits
2.1Speaker out
& L/R Line out
YC x2
ADC
ADC
HDMI Rx
HDMI Rx
VD w/
2D/3D Comb
VD w/
2D/3D Comb
Scaler
Scaler
MStarACE
3
MStarACE
3
TTL/LVDS
Tx
TTL/LVDS
Tx
OSD
OSD
DRAM
Interface
DRAM
Interface MCU
MCU
Audio
Processor
Audio
Processor
3D NR
3D NR
CC/V-chip
Teletext
CC/V-chip
Teletext
2D/3D DI
2D/3D DI
L/Rx4 + mono
Analog RGB/YPbPr
SPI
GPIO/PWM
16-bit digital video
Analog RGB/YPbPr
SIF*2
SPDIF out
I2S out
CVBS x4
Analog RGB/YPbPr
DVI/HDCP/HDMI
SDRAM Flash
TTL/
10-bit
LVDS LCD
Panel
16bits
2.1Speaker out
& L/R Line out
YC x2
ADC
ADC
HDMI Rx
HDMI Rx
VD w/
2D/3D Comb
VD w/
2D/3D Comb
Scaler
Scaler
MStarACE
3
MStarACE
3
TTL/LVDS
Tx
TTL/LVDS
Tx
OSD
OSD
DRAM
Interface
DRAM
Interface MCU
MCU
Audio
Processor
Audio
Processor
3D NR
3D NR
CC/V-chip
Teletext
CC/V-chip
Teletext
2D/3D DI
2D/3D DI
L/Rx4 + mono
Analog RGB/YPbPr
SPI
GPIO/PWM
16-bit digital video
Analog RGB/YPbPr
SIF*2
SPDIF out
I2S out

20 TPS1.1L LA 6. Block Diagram
32TA2800 BLOCK DIAGRAM
Key BD Speaker
I-BD
PWR
IR BD
PWRI-BD
2LVDS
SI DEAV
PC_Audio YPbPr1 AV1
DVI-DDSUBiTV
Level1ComPair
YPbPr2
Key BD Speaker
I-BD
PWR
IR BD
PWRI-BD
32LVDS
SI DEAV
PC_Audio YPbPr1 AV1
HDMI DSUBDSUBiTV
Level1
iTV
Level1ComPairComPair
YPbPr2
"