Specific Service Instructions - JVC AV-48P777/H Service Manual

2.1 SYSTEM SETTEING
Be sure to carry out the following operation at the end of
the procedure.
(1) Set to "0 minutes" using the [SLEEP TIMER] key.
(2) While "0 minutes" is displayed, press the [VIDEO
STATUS] key and [DISPLAY] key imultaneously, then
enter the SERVICE MODE.
(3) Press the [4] key (4.Diagnostics) in the SERVICE MENU
SCREEN.
(4) Press the [3] key (3.Self check) in the DIAGNOSTICS
MODE screen.
(5) The SELF CHECK MODE screen is displayed.
(6) Turn off the power by pressing the [POWER] key on the
remote control unit.
SERVICE MENU SCREEN
Service Menu
1.Digital Service
2.TV-Micro Service
3.Conver Service
4.Diagnostics
Press [4] key
Diagnostic MENU SCREEN
Diagnostic
1.I2C Bus Stop
2.Status Monitor
3.Self Check
4.Version
5.Save Config data to SD card
6.Load Config data
7.Boot from NFS
8.Debug Log
Press [3] key
SELF CHECK MODE SCREEN
Self Check
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2.3 DIFFERENCE LIST
Item
BODY COLOR

SPECIFIC SERVICE INSTRUCTIONS

1/2
X-RAY OK
OCP OK
LOB OK
TIM OK
PHOTO OK
HostLink OK
FAN ---
AV-48P777/H
SILVER
SECTION 2
2.2 FEATURES
Built in ATSC (Advanced Television Systems Committee)
TUNER
This TV can receive both Digital broadcasting (ATSC) and
Analog broadcasting.
SMART CAPTION
Smart caption will appear when you press the MUTING button,
only on channels where the broadcast contains CLOSED
CAPTION information.
SMART SOUND
Decreases high sound levels, giving a regulated sound level.
DIGITAL COMB FILTER
By the 3D digital comb filter, the refreshed image can be seen.
VIDEO STATUS
Expression of a favorite screen can be chosen by the VIDEO
STATUS function.
DIGITAL INPUT
Digital-in will display when any picture signal in Digital-in is
displayed.
V-CHIP
Since the V-CHIP is built in, it can choose, view and listen to a
healthy program.
MTS STEREO
The voice multiplex function of the MTS system is built in.
(MTS = Multi channel Television Sound system)
NATURAL CINEMA
Watching the movie or animation, press the Natural Cinema to
adjust the out line of the images to make thin more sharp.
VIDEO INPUT LABEL
This function is used to label video input connections for the
onscreen displays.
A.H.S.
Adds a more spacious surround sound. Music gives basic
effect and movie for more effect.
AV-48P787/H
BLACK
AV-56P777/H AV-56P787/H
SILVER BLACK
(No.YA455)1-5