[TechAssist] Re: Sony Model KV-27S42-need to increase vert ht

  • From: "Electric Medic" <info@xxxxxxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Sat, 19 Jul 2003 02:36:47 -0400

Sony Service Modes:

PWR OFF] - [DISP], [5], [VOL+], [PWR ON]

-or-
[PWR OFF] - [DISP], [5], [PWR ON]

-or-
[PWR OFF] - [DISP], [5], [VOL+], [PICTURE], [PWR ON]

The TV will turn on in service mode.

You may need to set the television into 'tuner' mode (instead of Video-1,
etc.) before performing the service mode button sequence.

NAVIGATE IN SERVICE MODE
[1] = Moves to Previous Menu Item
[4] = Moves to Next Menu Item
[3] = Adjusts Value Up
[6] = Adjusts Value Down
[MTS] = Toggles Stereo/Mono Audio



SAVE NEW SETTING
[MUTE] followed by [ENTER] to store NEW setting to NVRAM


RESTORE USER SETTINGS
[8],[ENTER] = Restores All *USER* setting to Factory Defaults


RESET VALUES
[0],[ENTER] = Read Default Value from Stored Settings (Reset)


LEAVE SERVICE MODE
[PWR OFF] = Leave Service Mode any settings not written will be in effect
until TV is unplugged or a Reset is performed.


RETURN TO DEFAULT SETTINGS:

BEFORE storing NEW settings - unplug TV from wall, wait a few seconds, then
plug back in, turn TV set on - All settings not written will have been lost.

AFTER storing NEW settings - restore original value from list you made of
original values before adjustments and store in NVRAM.



Note: Provisions for convergence adjustments are not enabled on 27" or
smaller Sony direct view television sets.

SUGGESTED SONY SETTINGS
SONY "XBR" SERIES
TRINITONE: NTSC STD - controls color temperature - basically how greys will
appear on the monitor. The "High" and "Medium" settings make everything look
too blue.

NR: OFF - filters out high-frequency noise, at a slight loss of detail. Turn
it OFF and the picture quality improves. It also tends to degrade fine
picture detail.

DYNAMIC PICTURE: OFF - when turned ON it whitens light areas and darkens
shadow areas of the picture, creating a high contrast although less accurate
picture. Leave it OFF.

COLOR CORRECTION: OFF - when turned ON it tries to correct fleshtones but
has a tendency to mix up certain colors and make them look like a prosthetic
beige.

PROGRAM PALETTE: MOVIE: ON - only the movie mode allows the television set
to run with flat and wide video bandwidth. It also shuts OFF scanning
velocity modulation (SVM), when VMLV is run down to zero it will shut OFF
SVM for the other modes. Each mode (Movie, Sports, etc.) has a separate
adjustment memory.

SERVICE MODE ITEMS:

    AXIS   0    Cleans up the red push & oranginess in the yellows
    VAPI   0    Do this for all modes
    VAPG   0    Do this for all modes
    NRLV  0~3   Find the value 0-3 that gives the best resolution
    VMLV   0    Scanning Velocity Modulation (SVM) OFF=0/ON=1
                 (do this for all modes)
    Y-DC   0    Improves BLACK background level retention
    R-YR  15    Sets the amount of RED
    R-YB  15    Sets the amount of RED
    G-YR  11    Sets the amount of GREEN
    G-YB   9    Sets the amount of GREEN  (8 or 10 may be closer)
    SHPF   3    This helps with the sharpness  (S-Video)

Setting R-YR and R-YB to 15 will greatly improve color accuracy and tone
down the reds. Also, when Y-DC is changed from 1 to 0, DC restoration
becomes almost perfect.

Sometimes setting items G-YR to 11 and G-YB to 9 may need some more fine
tuning using the SMPTE color bars w/gray reference [split bar pattern]
("Color Bar w/75% Gray" VEDVD-18/3, Frame VE-46673, AVS-14415 - NOTE: VE
46673 is mis-calibrated, use AVS-14415) See the section on Setting Tint &
Color Level: Matching Gray Reference for the procedure on how to adjust
these two settings.

SONY "V" SERIES

    GDRV  18    Green Amp.
    BDRV  14    Blue Amp.
    GCUT   4    Green Cutoff
    BCUT   1    Blue Cutoff

Note: The setting for AMP and CUTOFF appear to be relative and not absolute
on the "V" series - thus they may not work for your particular model TV.

WEGA SERVICE MODE ITEMS:

    4BCT   7    input4 (component) Blue Cutoff (BCUT -1)
    4BDR  30    input4 (component) Blue Amp (BDRV +1)
    4GCT   5    input4 (component) Green Cutoff (GCUT +0)
    4GDR  36    input4 (component) Green Amp ((GDRV +2)
    BCUT  10    Blue Cutoff
    BDRV  29    Blue Amp
    GCUT  10    Green Cutoff
    GDRV  34    Green Amp
    DPIX   0    Dynamic Picture
    Y-DC   0    Improves BLACK background level retention
    HOSC  11    Fixes problem with color banding on component input



With the set off push( display,5,volume+,power) drives and cutoffs are
16-19
Use #1 or#4 to select use #3 or #6 to change value

Perry Bower,  (EHEER) Electronic Home Entertainment Equipment Repairer
Electric Medic
"It's Cheaper to Keep Her"
http://www.electricmedic.com
Free Electronic Screensaver:
http://www.eyetide.com/download/?s=O3OfmSLHXygGHCv1W6Gz3Bgjtq3DNNMNdcKsYSVGC
3850 Washington Road  Suite 5b
Augusta, Georgia 30907
Phone: 706-8MEDIC4  (863-3424)
Phone: 706-863-3474
Fax: 706-863-2316
mailto:info@xxxxxxxxxxxxxxxxx

Factory Trained Authorized Service Center For:  APEX, Curtis Mathes, Fisher,
GE, KEC/KTV,
Konka, Mitsubishi, Panasonic, Philips Magnavox, Pioneer, ProSCAN, RCA,
Samsung, Sanyo, Sharp, SONY, Technics, Toshiba, Zenith

Provide Extended care for: AON, Circuit City, GE Contracts, Glass Agency,
Philips Contracts, NEW, Rex



-----Original Message-----
From: techassist-bounce@xxxxxxxxxxxxx
[mailto:techassist-bounce@xxxxxxxxxxxxx]On Behalf Of Richard La Placa
Sent: Friday, July 18, 2003 4:56 PM
To: techassist@xxxxxxxxxxxxx
Subject: [TechAssist] Sony Model KV-27S42-need to increase vert ht



Hello all,
Can anyone tell me how to access the service menu for this sony? I changed
the yoke and it is down a little from top.
TIA


Richard La Placa
Continental TV
312a Park Row
Chestertown, Md,21620
Fax&Phone-410-778-1113
continentaltv@xxxxxxxxxxx

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