Vizio VP50HDTV10A Support Question
Vizio VP50HDTV10A Support Question
Find answers below for this question about Vizio VP50HDTV10A.Need a Vizio VP50HDTV10A manual? We have 1 online manual for this item!
Question posted by Peterperiz on March 22nd, 2012
My Vizio Vp50 Hdtv 10a Tv's Sound Is Ok But..
Channels changing with remote perfectly but no display. Where is the trouble? Please tell me. Thanks
Current Answers
Related Vizio VP50HDTV10A Manual Pages
Service Manual - Page 2
On Screen Display 4. Main Board I/O Connections 7. Main Board PCB Layout 3. Complete Parts List
Appendix 1. Main Board Circuit Diagram 2. Assembly Explosion Drawing Block Diagram
PAGE
1-1 2-1 3-1 4-1 5-1 6-1 7-1 8-1 9-1 10-1 11-1 12-1
VIZIO VP50HDTV10A HDTV Service Manual Factory Preset Timings 5. Pin Assignment 6. Theory of Contents
CONTENTS
Sections 1. Trouble Shooting
10....
Service Manual - Page 3
... instructions, may be held responsible for any unauthorized changes or modifications to Amtrak products will void the user...this document may cause harmful interference to radio or television reception, which the receiver is properly grounded. ... as follows - Japan (Electric Appliance Control Act); VIZIO VP50HDTV10A HDTV Service Manual ALL RIGHTS RESERVED.
increase the separation between...
Service Manual - Page 4
...-on-picture/picture-in-picture) y Selectable picture mode y 3-language On Screen Display y 2 S-video and Composite video inputs y 2 Component video inputs y 2 HDMI inputs y 6 audio stereos, 1... File No. SG-0219 Chapter 1 Features
y Wall-mountable y New WIDE HD Plasma Panel:1366 x 768 (H x V) y TruSurround XT sound system and DCDi by Faroujia video image y High definition digital interface -
Service Manual - Page 7
...) x 3
Audio RCA Jack x 2
S-video 4 pin mini DIN x 1
RGB PC
D-sub 15 pin x 1
DIGITAL AUDIO 1x SPDIF Digital Audio
Mini Jack x 1 (Audio OUT
(Optical)
input)
DTV/TV
RF x 1 (Combo, F
Connector for internal
ATSC/QAM/NTSC
Tuner)
4. OUTPUT CONNECTORS
a.
Service Manual - Page 9
SG-0219 DO NOT COPY
Page 3-1 File No. Chapter 3 On Screen Display
Main unit button
Buttons
1
Name
2
3
4
5
6
7
MENU CH+/▲ CH-/▼ VOL+/► VOL-/◄ INPUT
OSD Adjustment
Main OSD Tree
Mode
Image Settings
Picture Mode
...
Service Manual - Page 10
...) Blue(0~100) Auto Adjustment lmage Position Phase CIocks/Line Color Temp
Warm(5400K) Standard(6500K) Cool(9300K) User
Red(0~100) Green(0〜100) Blue(0~100) Display Settings 16:9、4:3、Zoom、 Panoramic* 16:9、4:3
PIP Mode PIP Position
Off, Large PIP, Small PIP, POP Top-Left,
CONFIDENTIAL - DO NOT COPY...
Service Manual - Page 13
...
Movie NC-17 (Unblocked、
Blocked) Movie X (Unblocked、 Blocked) Unblocked Block Unrated(No﹑Yes) Change Password Please enter new password Please re-enter new password Clear All (No,Yes) Setup
CC1, CC2, CC3,
Display
CC4, TEXT1, TEXT2, TEXT3,
TEXT4
Captions on mute On, Off
CONFIDENTIAL - SG-0219 DO NOT COPY...
Service Manual - Page 18
CONFIDENTIAL - SG-0219 Password
DTV Menu
White Green Blue Red Cyan Yellow Magenta (7)Window Opacity Solid Translucent Transparent
Channel Block
* HDMI and Component 720P/1080i inputs do not support Panoramic. **See below for detailed information regarding the PIP sources. DO NOT COPY
Page 3-10 File No. Parental control
C.
Service Manual - Page 19
... will be the only choice for AV1. CONFIDENTIAL - SG-0219
SUB DT
RG
TV AV1 AV2 Component1 Component2
HDMI 1 HDMI 2
MAIN
V
B
DTV
9 9
9
9
9
9
9
TV
9 9
9
9
9
9
9
AV1
9 9
9
9
9
9
9
9
AV2
99 9
9
9
9
9
9
Component 1 9 9 9 9
9
9
9
9
Component 2 9 9 9 9
9...priority. It
depends on channels and area. If a signal is connected to AV1 S-Video by itself or...
Service Manual - Page 20
SYSTEM OVERVIEW
Y driver board
Power supply board
X driver board
Display board
Main board
EMI filter
IR board ATSC Board
CONFIDENTIAL - SG-0219 DO NOT COPY
Page 9-1 File No. Chapter 9 PDP Trouble Shooting
A.
Service Manual - Page 21
...
385000220189
385000220156 385000120187
FUNCTION DESCRIPTION
PROVIDE ALL THE POWER FOR TV SET X ELECTRODE DRIVING BOARD
Y ELECTRODE DRIVING BOARD AUDIO POWER SUPPLY(+30V OR +24V)
CONNECTING TO TRANSFER DISPLY SIGNAL
TO PDP SET, AMPLIFIER THE AUDIO SIGNAL TO
THE SPEAKER RECEIVE THE REMOTE CONTROLER AND DISPLAY SYSTEM STATUS LED
KEYPAD FUNCTION FOR MANUAL OPERATE...
Service Manual - Page 24
...SV2_CTZ
SV3_CTZ/A1_CTZ B1_CTZ/C1_CTZ A4/B4/C4_CTZ A3/B3/C3_CTZ A2/B2/C2_CTZ
Analog input
LVDS
Display
W1
Interface
JTAG_BS_TCK/TDO/TMS/TDI/TRST NTSC CVBS(SV1_HUT)
JTAG Boundary Scan
OCM External SRAM
XU1...U34 PT2308 AUDIO DRIVER
TDA8946AD AUDIO_AMP
J7 Speaker R
J8 Speaker L
TV
TUNER
TUNER SIF NTSC CVBS
FQD1236/F H-5
DTV
U9 MT5112
U10 MT5351
ATSC Audio L/R ATSC Y Pr Pb
CONFIDENTIAL -...
Service Manual - Page 25
Yes Press Meun or Info.
SG-0219 PDP DISPLAY NOTHING(Analog HD1/AC on screen? No
No
Check W1 pin 27 is lighting? Check internal cable? 1.... U13 fail
No
Yes
If power_off Îhigh
U2,U5Î ON
Check +3.3V_SW
,+5V_SW,+12V_SW
(pin 5,6 and pin 7,8)
PDP DISPLAY NOTHING(Analog HD1 without Y signal)
U2,U5 fail
Block 1
No Is picture on /off default)
Start
No Power LED is lighting?...
Service Manual - Page 33
...DO NOT COPY
9
Page 9-14 File No.
No Check input source
Q30 fail
Is picture color ok? Is there signal? Is there signal? Q13 fail
Yes
Check: 1.C327 (signal AC coupled) 2.... -
No
No
No
Check Q31's Base.
Does scaler detect the signal?
Is there signal?
PDP DISPLAY NOTHING(S-VIDEO 1 without screen)
BLOCK 1
No Is picture on screen? Use GProbe connect
No
from ...
Service Manual - Page 34
... emitter.
No Check input source
No
No
No
Check Q31's Base. Check Q31's emitter.
PDP DISPLAY NOTHING(S-VIDEO 1 on PIP mode without screen)
BLOCK 1
No Is picture on screen? Check collector... (signal AC coupled) 2.R297 3.R299(75ohm impedance) Is there signal? No
Is picture color ok?
Check collector
voltage(+5V). No Check input source
CONFIDENTIAL - Check C318,R291,R292 Is there ...
Service Manual - Page 35
... File No. Use GProbe connect
No
from main to PC.
No Check input source
Q33 fail
Is picture color ok? No
Check C336,R319,R318
Check Q32's emitter.
Is there signal?
PDP DISPLAY NOTHING(S-VIDEO 2 without screen)
BLOCK 1
No Is picture on screen?
Is there signal? No Check input source
Q32 fail...
Service Manual - Page 36
Check Q33's Base.
No Check input source
Q33 fail
Is picture color ok?
No
Check C334,R317,R318
Check Q32's emitter.
Does scaler detect the signal?
...
No
Check Q32's Base. Is there signal? Is there signal? DO NOT COPY
12
Page 9-17 File No. PDP DISPLAY NOTHING(S-VIDEO 2 on PIP mode without screen)
BLOCK 1
No Is picture on screen?
No Check input source
Q32 fail
CONFIDENTIAL...
Service Manual - Page 37
... D66 fail or
D65 fail
Is picture on screen?
DO NOT COPY
14
Page 9-18 File No. PDP DISPLAY NOTHING(Digital 2 U35 with PORT B without screen)
BLOCK 1
No Is picture on screen? No
Check U35...Îhigh(5V)
No I2C addr.ÎR424
U35 fail
Q44 fail Check Block 2
No Is picture color ok?
Check U35's RGB data bus BÎRP10,RP11 GÎRP12,RP14
RÎRP16,RP17
CONFIDENTIAL - SG-...
Service Manual - Page 38
... 10Îoutput select=high
Yes
U20 fail
No
Check R143,R144
U13 fail
CONFIDENTIAL - SG-0219 Block 2
start
HDMI's chip communicate with
SM5964,is ok? DO NOT COPY
15
Page 9-19 File No.
Service Manual - Page 40
... output?
Check C436,C430
Yes
No Check Audio AMP U19
has output? Audio power fail
Yes
No Check audio AMP U19 has output? PDP NO SOUND
PDP NO SOUND
Start
No Audio power DC power...
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