Specific Service Instructions - JVC HD-Z56RF7/A Service Manual

2.1 SYSTEM SETTEING
Be sure to carry out the following operation at the end of
the procedure.
(1) Press the [DISPLAY]
simultaneously, then enter the SERVICE MODE.
(2) When the Main Menu is displayed, press [2] key to enter
the self check mode.
(3) Turn off the power by pressing the [POWER] key on the
remote control unit.
2.2 FEATURES
D.I.S.T. (Digital Image Scaling Technology)
This system uses line interpolation to double the number of
scanning lines and achieve high resolution, flicker-free picture.
COLOUR MANAGEMENT
This function ensures dull colours are compensated to
produce natural hues.
PICTURE MANAGEMENT
This function makes it easier to see the dark areas when a
picture has many dark areas, and makes it easier to see the
bright areas when a picture has many bright areas.
ZOOM
This function can change the screen size according to the
picture aspect ratio.
SUPER DIGIPURE
This function uses the latest in digital technology to give you a
natural-looking picture.
2.3 MAIN DIFFERENCE LIST
Item HD-Z56RF7
POWER CORD EU Type (2 Pins) AU Type (2 Pins) UK Type (3 Pins) EU Type (2 Pins) AU Type (2 Pins) UK Type (3 Pins)
DIGITAL PWB SRA-0D503A
Item HD-Z70RF7
POWER CORD EU Type (2 Pins) AU Type (2 Pins) UK Type (3 Pins)
DIGITAL PWB SRA-0D501A
SECTION 2

SPECIFIC SERVICE INSTRUCTIONS

key and [MUTING] key
HD-Z56RF7/A HD-Z56RF7/S
HD-Z70RF7/A HD-Z70RF7/S
SERVICE MENU SCREEN
SERVICE MENU SERVICE MENU
1. ADJUST 1. ADJUST
2. SELF CHECK 2. SELF CHECK
3. I2C STOP 3. I2C STOP
SELF CHECK MODE SCREEN
LOB LOB
AUD AUD
ANA ANA
0000 0000
MPEG Noise Reduction
This function effects the block noise removal and mosquito NR
simultaneously.
MaxxBass
This function emphasizes the bass sound.
VOICE ENHANCEMENT
Gives a clearer sound quality of the voices in what you are
watching.
CINEMA SURROUND
You can enjoy an enhanced sound for wider audience.
PULL DOWN
This function displays a cinema film picture more smoothly and
naturally on the screen.
HD-Z61RF7 HD-Z61RF7/A
SRA-0D502A
0 0 FAN FAN 0 0
0 0
9 9 DIG DIG 9 9
0 0
0 0
HD-Z61RF7/S
(No.YA460)1-7