Philips 26MD257B/37 User manual
Published by CS 0772 BU CD Customer Service Printed in the Netherlands Subject to modification EN 3122 785 16645
©
Copyright 2007 Philips Consumer Electronics 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.
Color Television Chassis
TPM1.0U
LA
Contents Page
Part 1 3-102
15MF227B/27
15MF237S/27
19MF337B/27
19MD357B/27
19PFL5402D/27
19PFL5422D/27
19PFL5622D/27
Part 2 103-206
26MF337B/27
26MD257B/37
32MF337B/27
32MD357B/37
37MF337B/37
37PFL5332D/37
42MF337B/37
Published by CS 0772 BU CD Customer Service Printed in the Netherlands Subject to modification EN 3122 785 16645
©
Copyright 2007 Philips Consumer Electronics 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.
Color Television Chassis
TPM1.0U
LA
19PFL5402D/27
19PFL5422D/27
19PFL5622D/27
15MF237S/27
15MF227B/27
19MF337B/27
19MD357B/27
H_16644_000.eps
010607
Part 1
Contents Page Contents Page
1 Technical Specifications, Connections, and Chassis
Overview 2
2 Safety Instructions, Warnings, and Notes 5
3 Directions for Use 7
4 Mechanical Instructions 10
5 Service Modes, Error Codes, and Fault Finding 13
6Block Diagrams, Test Point Overview, and
Waveforms
Wiring Diagram 19
Block Diagrams 21
7Circuit Diagrams and PWB Layouts Diagram
Scaler Board: Power (S-01) 25
Scaler Board: Power (S-02) 26
Scaler Board: Tuner (S-03) 27
Scaler Board: MT5112 ATSC (S-04) 28
Scaler Board: MT5371 ATSC (S-05) 29
Scaler Board: MT5371 Bypass Cap (S-06) 30
Scaler Board: Flash/MT5373Peripheral (S-07) 31
Scaler Board: DDR Memory (S-08) 32
Scaler Board: AV1/Side AV (S-09) 33
Scaler Board: DVD AV/AV3/SPDIF Out (S-10) 34
Scaler Board: VGA Input (S-11) 35
Scaler Board: HDMI Input (S-12) 36
Scaler Board: Audio Coder (S-13) 37
Scaler Board: Audio Amplifier (S-14) 38
Scaler Board: LVDS Output (S-15) 39
Test Point Overview 46-47
Keyboard Control Panel (K) 48
IR & LED Panel (I) 51
Inverter Board (for 15MF237S) (IN) 54
Inverter Board (for 15MF227B) (IN) 55
Side AV Board (for 19PFL) (SA) 58
LIPS Board (for 19” Wide) (L) 60
DVD Key Control Board (for 19MD) (DK) 64
DVD Key Control Board (for 19PFL5622) (DK) 65
DVD LED Board (for 19MD) (DL) 67
DVD Transfer Board (for 19PFL5622) (DT) 69
DVD Transfer Board (for 19MD) (DT) 70
8 Alignments (incl. ComPair) 72
9 Circuit Descriptions, Abbreviation List, and IC Data
Sheets 91
Abbreviation List 95
IC Data Sheets 98
10 Spare Parts List 107/108
11 Revision List 116
10. HDMI
9. PC VGA
8. PC Audio
6. Audio L/R 4. Audio L/R
5. CVBS
S-Video 3. YPbPr
2. Tuner
1. Earphone12. AC inlet 7. SPDIF
11. ISP
2TPM1.0U LA
1. Technical Specifications and 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).
·
·
2 Sound1.1.
Fig1-1
1.2.2 Input signal
1.2.2.1 Signal type
Display type : LCD
Screen size : 15"(38cm), 16:9
:19"(48cm),16:9
Resolution (HxV pixels) : 1024(H) x 768(V)( 15",19MF&19MD)
: 1440(H) x 900(V)(19PFL)
Contrast ratio : 500:1(15")
: 850:1(19")
Light output (cd/m2) : >200(15")
: 300(19MF&19MD)
: >230(19PFL)
Response time (ms) : 8ms(Typ.) (15")
:5ms(Typ.)(19")
Viewing angle (HxV degrees) : -70°~70°(H), -60°~65°(V)(Typ.) (15")
:-85°~85°(H), -80°~80°(V)(Typ.) (19")
Tuning system : PLL
TV Color systems : NTSC M
Video playback : NTSC M
Cable : NTSC /ATSC(8VSB)
: Free QAM(64/256)
Tuner bands : FQD1236/F H-5 ATSC/CLEAR QAM
: TAEH6-9P31FR3
Supported video formats : 640 x 480 @60p
:720x240@60p
: 720 x 480 @60i
:720x480@60p
: 1280 x 720 @60p
: 1920 x 1080 @60i
Supported computer formats : 640x350 @ 60Hz
: 640x480 @ 60Hz
: 800x600 @ 60Hz
: 1024x768 @ 60Hz
: 1360x768 @ 60Hz(19")
: 1440x900 @ 60Hz(19")
Sound systems : Stereo / Virtual Surround
Maximum power : 2 x 3W(15",19MF&19MD)
: 2 x 5W(19PFL)
1.1 Technical Specifications
1.1.1 Technical Specifications
Power Supply
-AC/DC Power adapter : +16V DC/2.812A(3.125A)
(100~240V) (15")
: 100~240V(19")
-Power consumption : 35W (Typical)(15")
: 50W(Typical) (19")
-Power cord length : 1.8m
-Power cord type : 3 lead with earth plug (US type)
-Power indicator : LED(On: Green, Standby: Amber)
-Auto power saving : EPA
-Stand-by (W) : <1W
Horizontal scan
-Horizontal : 30 - 49KHz(15")
: 30 - 56KHz(19")
-Vertical : 56 - 62 Hz
Dimensions (WxHxD in mm) : 327 x 254 x 12.0(15")
: 427.2 x 277.4 x 17.0(19")
Miscellaneous1.1.3
1.2 Connections
1.2.1 Signal Connector
12. DC IN 10. HDMI 9. PC VGA
8. PC Audio
6. Audio L/R 4. Audio L/R
5. CVBS
S-Video 3. YPbPr
2. Tuner
1. Earphone
11. ISP
7. SPDIF
1. Earphone ( not use on 20" )
2. Tuner ( NTSC / ATSC / free QAM )
3. AV1 YPbPr (RCA conectors)
4. AV1 Audio L/R (RCA connectors for YPbPr)
5. AV2 CVBS & S-Video
6. AV2 Audio R/L input (RCA connectors for S-Video & CVBS)
7. SPDIF output (RCA connector)
8. PC Audio line in
9. D-Sub VGA in
10. HDMI
11. Rx/Tx for ISP factory alignment
12. DC mains in(15") , AC inlet(19")
D-sub 15 pins:
PC mode.
- Impedance: 75W.
- Level: 700Mv
- Sync: TTL level, separate sync, + or - polarity.
PC-stereolinein (ForPC)
- Audio: Impedance > 10 kW.
Input Level: 500 mVrms
TV RF input system
- Aerial or cable, NTSC/ATSC ( 8VSB ) /Free QAM ( 64/256 )
TV RF input level
- 10mV (80dBuV) typical, 30dBuV ~ 100dBuV receiving
capability, terminated with input impedance of 75W.
RCA A/V, CVBS and audio R+L input
- Support NTSC colour system, 480i/60Hz.
- CVBS: 75Wimpedance.
DC coupled signals 1Vpp
(Sync:300mV, video:700mV)
- Audio: Impedance > 10 kW.
Input Level: 500 mVrms
- ESD-protected: 15 kV
S-video , ( audio share with CVBS )
- Support NTSC colour system, 480i/60Hz.
- Y: 1000mVpp, C: 300mVpp, terminated with input impedance
of 75W.
HEADPHONE
- Peripherals : Earphones with impedance between 8 - 600W
- Features :When headphone plug is connected, loudspeaker
- sound is muted.
- Volume control: with the loudspeaker volume.
- Connector type : 3.5 mm stereo Jack, with switch
1. Technical Specifications, Connections and Chassis Overview
15" Connections(15MF237S no HDMI)
19" Connections(19MF&19MD no Side AV)
Ambient conditions:
-Temperature :0°Cto40°C
-Humidity :10 to 90%(non-condensing)
3
TPM1.0U LA
PIN
No.
SIGNAL b(PC)
1Red
2Green
3Blue
4NC
5GND
6RedGND
7GreenGND
8BlueGND
9 +5V (Supply from PC)
10 Sync GND
11 NC
12 SDA
13 H-sync
14 V-sync
15 SCL
D-sub Pin assignment
1. Technical Specifications, Connections and Chassis Overview
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
HDMI ( High Definition Multimedia Interface )
- support 480i /480p , 720p , 1080i format with HDCP
- Digital interface with 4 channels TMDS signal
SPDIF Output (Sony Philips Digital Interface Format)
- Level: - 0.5V~1.0V square wave
HDMI Pin assignment
YPbPr and Audio L + R input
- Support NTSC colour system SDTV and HDTV, including
480i/60Hz, 480p/60Hz, 720p/60Hz and 1080i/60Hz.
- Y: 1000mVpp, PbPr: 350mVpp, terminated with input
impedance of 75W.
- Connector type: RCA connectors
- Audio: Impedance > 10 kW.
Input Level: 500 mVrms
- Specifications : - Output: 32W>10 mW
- Sound is the same as from the loudspeakers.
- ESD-protected : 15 kV
1. Technical Specifications, Connections and Chassis Overview
4TPM1.0U LA
1.3 Chassis Overview
Scaler board
Key board
IR board
Inverter board
IN
I
K
S
Fig. 1-2 CBA locations (15-inch model)
Side AV board SA
Key board K
IR board
I
LIPS board
LScaler board S
Fig. 1-3 CBA locations (19PFL5402D model)
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2. Safety Instructions, Warnings and Notes
6 TPM1.0U LA
7
TPM1.0U LA
3. Directions for Use
You can download this information from the following websites:
http://www.philips.com/support
http://www.p4c.philips.com
3. Directions for Use
Philips Digital UI-TV/AV1/AV2/Side/HDMI
OSD Layer 1 2 3 4 5
Picture Smart Picture Personal
Rich
Natural
Soft
Power Saver
Contrast slider
Brightness slider
Color slider
Sharpness slider
Color temperature Normal
Warm
Cool
Tint slider
Noise Reduction slider
Dynamic Contrast OFF
Medium
Maximum
Picture format Automatic
Super zoom
4:3
Movie expand 14:9
Movie expand 16:9
16:9 subtitle
Wide screen
Sound Smart sound Personal EQUALIZER
Speech EQUALIZER
Movies EQUALIZER
Sound mode Mono
Stereo
Virtual Surround
Alternate audio Main
SAP
Digital Audio Language Use toggle method to navigate supported languages
AVL Off
On
Features Closed captions Off
On
On during mute
Caption service CC-1
CC-2
CC-3
CC-4
T-1
T-2
T-3
T-4
Digital caption service CS-1
CS-2
CS-3
CS-4
CS-5
CS-6
8TPM1.0U LA 3. Directions for Use
Digital caption options Reset to default Reset to default
Size Default
Small
Standard
Large
Style Default
Monospaced serif
Serif
Monospaced sans serif
Sans serif
Casual
Cursive
Small caps
Text Color Default
Black
White
Red
Green
Blue
Yellow
Magenta
Cyan
Opacity Default
Solid
Transparent
Translucent
Flashing
Background Color Default
Black
White
Red
Green
Blue
Yellow
Magenta
Cyan
Opacity Default
Solid
Transparent
Translucent
Flashing
Preferred channels
Sleeptimer slider
Parental Control Channel lock
TV ratings lock
Movie ratings lock
Region ratings lock
Clear Regions lock
Change Pin
Installation Language English
Francais
Espanol
Autoprogram Antenna Start now
Cable (Analog first then Digital)
Source TV
AV1
AV2
HDMI
Side
DVD
PC
Clock Enter Time(Hrs,Mins)
AM/PM
Weak channel Installation
Current Software Info (Current software Version)
Reset AV settings Start now
EXIT EXIT
9
TPM1.0U LA
3. Directions for Use
Magnavox Digital UI-PC
12345
Picture Contrast slider
Brightness slider
Color temp Normal
Warm
Cool
Picture format Full screen
4:3
Sound Smart sound Personal Equalizer
Speech Equalizer
Movie Equalizer
Virtual surround On
Off
Installation Language English
Francais
Espanol
Source TV
AV1
AV2
HDMI
DVD
PC
Picture Adjustment Auto adjust
Start
Manual adjust Phase
Clock
Horizontal
Vertical
Factory reset No
Yes
EXIT Exit
10 TPM1.0U LA 3. Directions for Use
Magnavox Digital UI-DVD
12345
Picture Smart picture Personal
Rich
Natural
Soft
Power Saver
Contrast slider
Brightness slider
Color slider
Sharpness slider
Color temperature Normal
Warm
Cool
Tint slider
Noise Reduction slider
Dynamic Contrast OFF
Medium
Maximum
Picture format Automatic
Super zoom
4:3
Movie expand 14:9
Movie expand 16:9
16:9 subtitle
Wide screen
Sound Smart sound Personal EQUALIZER
Speech EQUALIZER
Movies EQUALIZER
Virtual Surround On
Off
Parental Control Movie ratings lock
Change Pin
Installation Language English
Francais
Espanol
Source TV
AV1
AV2
HDMI
DVD
PC
Reset AV settings Start now
EXIT Exit
11
TPM1.0U LA
4. Mechanical Instructions
Front view
Back view
Step 1. Remove the stand.
Remove the two screws as Fig.2.
Fig.3
Fig.2
Fig.1
Step 2. Remove the Back cover and Main shield assy as Fig.3~5.
a. Remove the 6 screws on the bottom side as Fig.3.
b. Remove the back cover as Fig.4.
c. Remove the 5 screws as Fig.5 , then remove the Main shield assy.
Fig.6
Fig.7
Step 3. Remove the Scaler, Inverter, IR, Key board.
Remove the 6 screws and disconnect the 10 cables as Fig.6.
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 4. Remove the speakers and as Fig.7~Fig.8the Bezel assy
Remove the 8 screws as Fig.7.
a.
Notes: Please put your machine on soft material to avoid to scrape
panel when you disassemble it.
12 TPM1.0U LA
Fig. 10
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).
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.
Fig.11
Service position
Notes: Please add insulation material between board and panel to
avoid short ciucuit.
Insulation material
Fig.8
Fig.9
Step 5. Remove MAIN Frame ASSY as Fig.9.
Remove the 4 screws as Fig.9.
4. Mechanical Instructions
13
TPM1.0U 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
5.1 CSM
It can display CSM windows message when press 1-2 3-6 5-4 on the button (RC) remote control in normal operation mode.
The following information is displayed on screen:
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
CSM Item Contents Remark
1: Set Type 15MF237D/27 Project name
2: Production code BZ000651123456 14 digit production-code(serial number)
3: SW-naming main-processor F3 ATSC V0.133.1 070130
SW version(F3:F3 family, ATSC: digital TV, V0.133.1:
software version, 070130: software release date)
4: Code 1 FF FF FF FF FF Error codes in NVM/EEPROM (5 last logged errors)
5: Code 2 FF FF FF FF FF Error codes in NVM/EEPROM (5 first logged errors)
6: Key (HDCP) Invalid HDMI information whether HDCP-key is valid
7: Digital signal quality ATSC Digital signal level
8: NVM-naming PANEL_CLAA_15_XP3 Contents per Panel-type
14 TPM1.0U 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. Press "Menu" again. The screen will appear "FAC" in top right corner.
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
2 VIRGIN Mode On/Off
3 AGING MODE turn<On> and no signal input On/Off
4 COLOR_ENHANCE On/Off
//ADC Gain & Offset
(values different by VGA and YPbPr)
AutoColor changes those items
5 ADC_GAIN_R 0~255 Press Left and Right to change value
6 ADC_GAIN_G 0~255
7 ADC_GAIN_B 0~255
8 ADC_OFFSET_R 0~127
9 ADC_OFFSET_G 0~127
10 ADC_OFFSET_B 0~127
//Color Temperature (values different by AV,VGA,DTV,HDMI,YPbPr)
11 CLR_TEMP_R Back-End Scaler R G B Gain 0~255 Press Left and Right to change value
12 CLR_TEMP_G 0~255
13 CLR_TEMP_B 0~255
//Smart Picture (values different by smart picture)
14 SP_MODE_3DNR Except YPbPr 720P above timing 0~5 Press Left and Right to change value
15 SP_MODE_PWM (when Dynamic contrast Off) 0~255
//Smart Picture Default
(values different by AV,DTV,HDMI,YPbPr)
Front-End, because each source has the same
smart picture setting, for different between each
source
16 SP_GAIN_BRI_DTV Brightness 0~255 Press Left and Right to change value
17 SP_GAIN_BRI_AV 0~255
18 SP_GAIN_BRI_YPBPR 0~255
19 SP_GAIN_BRI_HDMI 0~255
20 SP_GAIN_BRI_VGA 0~255
21 SP_GAIN_CNT_DTV Contrast 0~255
22 SP_GAIN_CNT_AV 0~255
23 SP_GAIN_CNT_YPBPR 0~255
24 SP_GAIN_CNT_HDMI 0~255
25 SP_GAIN_CNT_VGA 0~255
26 SP_GAIN_TINT_DTV Color 0~255
27 SP_GAIN_TINT_AV 0~255
28 SP_GAIN_TINT_YPBPR 0~255
29 SP_GAIN_TINT_HDMI 0~255
30 SP_GAIN_CLR_DTV Color 0~255
31 SP_GAIN_CLR_AV 0~255
15
TPM1.0U LA
5. Service Modes, Error Codes and Fault Finding
32 SP_GAIN_CL R_YPBPR 0~255
33 SP_GAIN_CLR_HDMI 0~255
//PWM (when Dynamic contrast On, avoid too dark)
when Dynamic contrast turn Medium it reference
range PWM_NORMAL and PWM_MEDIUM
when Dynamic contrast turn Maximun it reference
range PWM_NORMAL and PWM_MAXIMUN
34 VIDEO_PWM_NORMAL 0~255
35 VIDEO_PWM_MEDIUM 0~255
36 VIDEO_PWM_MAXIMUN 0~255
37 VGA_PWM_MIN to limit PC brightness range 0~255
38 VGA_PWM_MAX 0~255
//YPb Pr H/V Po si t io n (value different by each timing)
39 YPBPR_POS_H
40 YPBPR_POS_V interlace no effect, only progressive can be adjusted
//Audio
41 AUD_GAIN_TV
volume different between audio source, for each
source volume to be the same 64~-64
42 AUD_GAIN_DTV 64~-64
43 AUD_GAIN_HDMI 64~-64
44 AUD_GAIN_SCART 64~-64
45 AUD_HEADPHONE_VOL 12~-64
46 AUD_BALANCE amplifier left and right volume -50~50 Press Left and Right to change value
//Tuner & Panel Id
47 TUNER ID 4isPhilips,5isForward 4,5
48 PANEL_ID value the same to CLI command
Smart picture control items: (values different by smart picture)
User Menu OSD:(Back-End) can be changed when factory mode
Contrast
Brightness
Color
Sharpness
color temperature
Tint
Noise Reduction
Factory menu OSD can be changed when factory mode
SP_MODE_PWM (when Dynamic contrast Off)
SP_MODE_3DNR (range 0 to 5)
16 TPM1.0U 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 CN001
pin1=0V,pin2=3.7V,
pin3=3V,pin4=2.85V
,pin5=5V,pin6
=3.3V
Check IR board
Yes
Check scaler board U102
pin1=14V,pin4=1.22V,
pin7=16V,pin8=5V,
No
2.No raster/picture too
dim
Check
Inverter board
CN852,pin1=16V,
pin5=0.9V,pin6
=3V
No Check Scaler board
Yes
Check
Inverter board
U811 pin2=5V,Q821
pin=5,6=16V
Check U811,Q821
Yes
Check scaler board
No
17
TPM1.0U LA
5. Service Modes, Error Codes and Fault Finding
4.No TV sound
Check if
tuner TU201 pin11
output IF signal
No Replace TU201
Yes
Check U301
3.No picture/LED is green
Check
scaler board U102
pin1=14V,pin4=1.22V,
pin7=16V,pin8
=5V
No Check power
Yes
Check if
working voltage
U152,pin2=3.3V
pin3=5V
No
Check circuit around
each regulator and
eliminate short and
open situation
Yes
Check if clock
source X350
Replace X350
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
18 TPM1.0U 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
8.No HDMI picture
Enter CSM mode
to check item 6
Invalid Change U701 writen
HDCP KEY
Valid
Check 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
U760 pin15=3.3V No Eliminate short and open
situation
Yes
Check U760
pin20=HPOUTL
pin6=HPOUTR
No Replace U760
Replace Side AV Board
Yes
This manual suits for next models
13
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