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JVC AV-48P775/H Service Manual page 22

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4.4.1 TOOL OF SERVICE MENU OPERATION
Operate the SERVICE MENU with the REMOTE CONTROL UNIT.
4.4.2 SERVICE MENU ITEMS
In general, basic setting (adjustments) items or verifications are performed in the SERVICE MENU.
1.PICTURE / SOUND
2.YC SEP
3.WHITE BALANCE
4.MEMORY SETUP
5.RF AFC
6.CONVER A
7.CONVER B
8.IP
9.DSD
0.HDMI
4.4.3 BASIC OPERATIONS OF THE SERVICE MENU
(1) How to enter the SERVICE MENU
Press [SLEEP TIMER] key and, while the indication of "SLEEP TIMER 0 MIN." is being displayed, press [DISPLAY] key and [VIDEO
STATUS] key simultaneously to enter the SERVICE MENU screen.
(2) Releasing SERVICE MENU
After returning to the SERVICE MENU upon completion of the setting work, press the [BACK] key again.
4.4.4 DESCRIPTION OF STATUS DISPLAY
The status display on the upper part of the SERVICE MENU
screen is common.
NTSC FULL ST L FL MUTE
SIGNAL
SYSTEM
ASPECT/
MULTI
VIDEO
STATUS
A01
IN LEVEL
[1.PICTURE/SOUND]
(1) SIGNAL SYSTEM
NTSC
: Composite, S-video (Y / C), No signal.
DVD
: 480i (component)
ED
: 480p
HD
: 1080i
720
: 720p
HED1
: HDMI 480p SIZE1
HED2
: HDMI 480p SIZE2
HHD
: HDMI 1080i
H750
: HDMI 720p
ADVD
: ATSC 480i
AED
: ATSC 480p
AHD
: ATSC 1080i
A750
: ATSC 720p
1-22 (No.YA173)
This sets the setting values of the VIDEO, AUDIO and DEFLECTION circuits.
This is used when the YC SEPARATION circuit is adjusted. [Do not adjust]
This sets the setting values of the WHITE BALANCE.
This sets the setting values of the MEMORY ADDRESS. [Do not adjust]
This is used when the IF VCO is adjusted. [Do not adjust]
This is used when the CONVERGENCE is adjusted.
This is used when the CONVERGENCE is adjusted.
This sets the setting value of the DIST circuit. [Do not adjust]
This sets the setting value of the DSD circuit. [Do not adjust]
This sets the setting value of the DIGITAL INPUT circuit. [Do not adjust]
STATUS DISPLAY
MEMORY
MODE
IP CHANGING
MODE
WHITE
BALANCE
008
(2) ASPECT / MULTI
1) ONE SCREEN
FULL
: FULL
PANO
: PANORAMA
CINE
: CINEMA
REGU
: REGULAR
2) MULTI SCREEN
M1
: One screen (for adjustment)
M2-1
: TWIN (4 : 3)
M2-2
: TWIN (16 : 9)
M12
: INDEX
(3) VIDEO STATUS
ST
: STANDARD
DA
: DYNAMIC
TH
: THEATER
GA
: GAME
(4) WHITE BALANCE
H
: HIGH
L
: LOW
(5) IP CONVERTING MODE
FL
: FRAME
LI
: LINE
23
: COMPULSORY NATURAL CINEMA IN
(6) MEMORY MODE
MUTE
: Press [MUTING] key
DIR
: Change data then memory at the same time.

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