LG E700S Support Question
LG E700S Support Question
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Question posted by jitendrakumar2015nic on October 2nd, 2022
Lg Flatron E700sh Old Monitor Video Quality Details
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Answer #1: Posted by SonuKumar on October 2nd, 2022 8:54 AM
SonuKumar
Member since:
May 9th, 2021 Points: 16,622,780
Member since:
May 9th, 2021 Points: 16,622,780
LG E700S
Product Details
Flat Image Surface Dramatically Reduces Reflection.
Auto-synchronous support from. 640 x 480 up to 1280 x 1024 @ 60 Hz NI.
Flicker-free up to 1024 x 768 @ 85 Hz.
On-screen digital microprocessor controls.
PC, MAC and SPARC compatible.
MPR-II Low-Emission Compliant.
Universal 90~264 VAC power.
Please respond to my effort to provide you with the best possible solution by using the "Acceptable Solution" and/or the "Helpful" buttons when the answer has proven to be helpful.
Regards,
Sonu
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Related LG E700S Manual Pages
Service Manual - Page 1
MENU
SELECT CAUTION
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html
COLOR MONITOR SERVICE MANUAL
CHASSIS NO. : CA-109 FACTORY MODEL: EB770G
MODEL: StudioWorks E700B (EB770G-EA)
StudioWorks E700S (EB770G-NA) E700S (EB770G-NA)
E700S (EB770G-NA)
*( ) ID LABEL Model No.
Service Manual - Page 2
...
less than 15 W
SUSPEND
ON/OFF
less than 15 W
OFF
OFF/OFF
less than 5 W
LED COLOR GREEN ORANGE ORANGE
4. Signal Connector 15-pin Connector (Attached)
2-4. Video Bandwidth : 110 MHz
5. Altitude
: 5,000 m
6. Horizontal & Vertical Sync
1) Input Voltage Level : Low=0~1.2V, High=2.5~5.5V
2) Sync Polarity
: Positive or Negative...
Service Manual - Page 3
...Measure the high voltage.
It is no possibility of the high voltage used in this color monitor which are special components used display tubes are marked
on .
IMPLOSION PROTECTION All used in the...; WARNING The degaussing coil should be inserted between the
color monitor and AC power line before monitor power on the schematic diagram and the replacement parts list. Service work...
Service Manual - Page 5
...functions are also available in DPMS (Energy Saving) mode, - MENU Button Use this button to turn the monitor ON or OFF.
2.
Press the buttons to adjust the settings and then the
MENU button to enter or...off mode - Power Indicator This indicator lights up green when the monitor operates normally; Button
Use these buttons to orange, and if abnormal or damaging circuit turns out orange blink.
...
Service Manual - Page 7
... upward.
(a)
(a)
Please be careful, not to cut pattern.
-7-
A(Width) : 5.0~15.0mm B(Depth) : 0.6~0.9mm C(Height) : 12.0mm
C
Tip AB
(b)
1
3
3
2 2
2.
TILT/SWIVEL & BACK COVER REMOVAL 1) Set the monitor face downward. 2) Pull the latch (a), carefully remove the Tilt/Swivel by pulling it upward. 3) Pressing the latch (b), Back cover by pushing it upward. 4) Release the...
Service Manual - Page 8
... POSITION
H-Sync Sig V-Sync Sig
Signal
Cable
R
G
I2C DATA(SDA)
B
I2C CLOCK(SCL)
VIDEO PRE-AMP (IC302) LM1269
VIDEO MAIN AMP (IC303) LM2469
Heater ( 6.3V )
DY
CDT
H / V SIZE
H CORNER SPCC...
15V
CUT OFF IC (IC304) LM2480
RECALL
DEGAUSS COLOR CURVE
15V
MOIRE LANGUAGE VIDEO LEVEL
E2PROM I2C
X-RAY
15V
Protection Circuit
Vertical Blanking, Brightness Control
COIL
DEGAUSSING TILT...
Service Manual - Page 9
... screen by mixing parabola and saw-tooth wave to degauss in using the monitor, select DEGAUSS on center and corners in EEPROM(IC402).
6. DESCRIPTION OF BLOCK...and V sync signal is stored in this circuit prevents interference between the monitor and other circuit. (horizontal and vertical deflection, video amplifier, ...etc.)
4. H-Linearity Correction Circuit. Degauss Circuit & Coil....
Service Manual - Page 10
It is used for control of the CRT. H & V Blanking and Brightness Control. Image Rotation (Tilt) Circuit. This circuit amplifies the analog video signal from 0-0.7V to the G1 of the screen brightness by supplying the image rotation signal to the tilt coil which comes from the Micom(...
Service Manual - Page 11
... off → turn on the IBM compatible PC. 3) EEPROM → ALL CLEAR → Y(Yes) command. But a monitor is changed. ADJUSTMENT
GENERAL INFORMATION
All adjustment are thoroughly checked and corrected when the monitor leaves the factory, but sometimes several adjustments may be the best condition. 8) DIST. Adjustment should be the best
condition. 18...
Service Manual - Page 12
...) (decimal) position. 16) Set B-DRIVE to 100(64) at DRIVE of the alignment
program. 17-1) Adjust R-DRIVE and G-DRIVE command to 32±1FL of monitor. 3) Exit from the program.
5. message of the luminance. 24) Exit from the alignment program. 4) Power switch OFF/ON for Focus. 1) Set the Brightness and Contrast...
Service Manual - Page 24
... (EB770G-NA)
3091TKC067L CABINET ASSEMBLY, EB770F BRAND C062 320T, FLATRON E700S (EB770G-NA)
2423GC4E95A CDT(CIRC), M41QEE903X 01NLGD FOR NORTHERN HEMISPHERE (EB770G-EA), (EB770G-NA ;
)
2 2423GC4E96A CDT(CIRE), M41QEE903X 01RLGD LG-PHILIPS FOR EQUATORIAL
2423GC4E97A CDT(CIRC), M41QEE903X 01NLAD LG-PHILIPS FOR NORTHERN HEMISPHERE (EB770G-NA)
3809TKC035J BACK COVER ASSEMBLY, EB770F C035 PC...
Service Manual - Page 31
... System with OSD & DACs
24
13
1
12
Block and Connection Diagram
R OSD 1
G OSD 2
B OSD 3
OSD Select
4
R Video 5
G Video 6
B Video 7
Analog GND
8
Vcc 9
VREFREXT 10
SDA 11
SCL 12
R
Analog/ Digital
R To Other Video Channels
OSD Contrast
Clamp DC Restore Amp
H Blank
Hi Z Input Buffer Amp
R Contrast
Auto Beam Limit Amp
OSD Mixer
R Gain
Output...
Service Manual - Page 33
... Input
30 HPLL 2 External Filter for PLL2 / Soft Start
15 HSYNC Horizontal / Composite Synchronization Input 31 HSMOD Input for EHT Compensation (Via H-Size)
16 CLBL Video Clamping Pulse / V-Blanking Output 32 FOCUS Output for Vertical Focus
- 33 - TDA4857
Autosync Deflection Controller
TDA4857
32 1
HFLB 1 XRAY 2
BOP 3 BSENS 4
BIN 5 BDRV 6 PGND 7 HDRV...
Service Manual - Page 34
...VERTICAL LINEARITY VERTICAL LINEARITY
13
BALANCE
VOUT2 VOUT1
Clamping Blanking
CLBL 16
VIDEO CLAMPING AND VERTICAL BLANK
VERTICAL POSITION VERTICAL SIZE, VOVSCN
HUNLOCK
17 HUNLOCK... 3 BOP 5 BIN
X-RAY
B+ CONTOL A P P L I C AT I O N
HSYNC (TTL level)
(video)
15 H/C SYNC INPUT AND POLARITY CORRECTION
PLL1 AND HORIZONTAL POSITION
HORIZONTAL OSCILLATOR
26 27 HPLL1 HBUF
28 HREF
29 HCAP
...
LG Knowledge Base Results
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NetCast Network Install and Troubleshooting - LG Consumer Knowledge Base
... in a store will run a cable from a speed test website. All three of poor video quality could also be labeled as a "Wireless Game Kit". Wireless connection info. You may provide... Quick Setup 1) Connect the TV to your router with your network settings manually. Detailed Setup Physical Connection Connect the TV to default temporarily. Known Device Issues DEVICE ISSUE RESOLUTION... -
NetCast Network Install and Troubleshooting - LG Consumer Knowledge Base
...likely the cable you 're using a standard Ethernet cable. Sometimes these kits, but you of poor video quality could also be able to your wired network. 2) Verify a PC on the router? If you ... is actually open channel to use a "Wireless Kit" if you don't understand, perform the Detailed Setup. The MAC address would be labeled as the physical connection, the TV needs to connect and... -
TV:Video Connections:480i - LG Consumer Knowledge Base
... to weird, unnatural looking colors. VGA is a long-standing pro-video/computer-monitor format that locks in a different physical configuration. S-Video employs a small four-pin plug (officially known as analog and coaxial audio connections. VGA - It supplies a one-way path for better video quality. Most commonly, RGB+H/V inputs and outputs employ BNC connectors, a professional...
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