Item

Measuring

Test point

Adjustment part

 

Description

 

instrument

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1125i

Signal

 

 

[1. ADJUST]

(1)

Input a 1125i 30% all white pattern signal from

A-D OFFSET

generator

 

 

S001:PREPARE

 

COMPONENT VIDEO INPUT terminal.

adjustment

Remote

 

 

S013:HD CB OF

(2)

Set VIDEO STATUS to [STANDARD].

 

 

 

 

 

 

(3)

Set ASPECT to [FULL].

 

 

 

 

 

 

(1125i Cb offset)

 

 

 

 

control unit

 

 

(4)

Set COLOR TEMPERATURE to [LOW].

 

 

 

 

 

 

S014:HD CR OF

 

 

 

 

 

 

 

 

(5)

Select [1.ADJUST] from the SERVICE MENU.

 

 

 

 

 

 

 

 

(1125i Cr offset)

(6)

Adjust < S030 > (Red drive), < S031 > (Green drive)

 

 

 

 

 

 

 

 

S030:R DRIVE

 

and < S032 > (Blue drive) to set the values [128].

 

 

 

 

 

 

 

 

(7)

Adjust < S001 > (PREPARE) from 000 to 013,

 

 

 

 

 

 

 

 

(Red drive)

 

 

 

 

 

 

 

 

 

it goes to [Cb offset] adjustment mode.

 

 

 

 

 

 

 

 

S031:G DRIVE

(8)

Adjust < S013 > (1125i Cb offset) to minimize the

 

 

 

 

 

 

 

 

(Green drive)

 

blue noise in the upper half of the screen.

 

 

 

 

 

 

 

 

(9)

Adjust < S014 > (1125i Cr offset) to minimize the red

 

 

 

 

 

 

 

 

S032:B DRIVE

 

 

 

 

 

 

 

 

 

noise in the upper half of the screen.

 

 

 

 

 

 

 

 

(Blue drive)

(10)

Press the [MUTING] key to memorized the set

 

 

 

 

 

 

 

 

 

 

 

 

 

 

value.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(11)

Repeat from (8) to (10) then adjust the adjustment

 

 

 

 

 

Minimize the red and blue noises

 

 

 

 

 

screen lightest color.

 

 

 

 

 

in the upper half of the screen.

 

 

 

 

 

(12)

Adjust < S001 > (PREPARE) from 013 to 000,

 

 

 

 

 

(No color or lightest color)

 

 

 

 

 

 

it change to the normal mode.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SUB SCREEN

Signal

[1. ADJUST]

(1)

Set VIDEO STATUS to [STANDARD].

A-D OFFSET

generator

S001:PREPARE

(2)

Set ASPECT to [FULL].

adjustment

Remote

S016:RT CB OF

(3)

Set COLOR TEMPERATURE to [LOW].

(4)

Set MULTI SCREEN to [TWIN].

 

(Sub screen Cb offset)

 

control unit

(5)

Set the LEFT screen to VIDEO-1 mode (No signal).

 

S017:RT CR OF

 

 

(6)

Receive a NTSC 30% all white signal on the RIGHT

 

 

(Sub screen Cr offset)

 

screen from RF(TV).

 

 

S030:R DRIVE

(7)

Select [1.ADJUST] from the SERVICE MENU.

 

 

(8)

Adjust < S030 > (Red drive), < S031 > (Green drive)

 

 

(Red drive)

 

 

 

and < S032 > (Blue drive) to set the values [128].

 

 

S031:G DRIVE

 

 

 

(9)

Adjust < S001 > (PREPARE) from 000 to 016,

 

 

(Green drive)

 

it goes to [Sub-screen Cb offset] adjust mode.

 

 

S032:B DRIVE

(10)

Adjust < S016 > (Sub-screen Cb offset) to minimize

 

 

 

the blue noise in the upper half of the screen.

 

 

(Blue drive)

 

 

 

 

If you select < S016 >, the screen automatically turn

 

 

 

 

 

 

 

 

to adjust mode.

 

Video no signal.

Set the 0% black part to be brightest.

(11)

Adjust < S017 > (Sub-screen Cr offset) to minimize

 

 

 

 

the red noise in the upper half of the screen.

 

 

 

(12)

Press the [MUTING] key to memorized the set

 

 

 

 

value.

 

 

 

(13)

Adjust < S001 > (PREPARE) from 016 to 000,

 

 

 

 

it change to the normal mode.

 

VIDEO-1

TV (RF)

 

 

 

<No signal>

<30% all white>

 

 

1-32 (No.YA092B)

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JVC HD-52Z575 service manual S013HD CB, S014HD CR, SUB Screen, S016RT CB, S017RT CR
Page 31 Page 33

HD-52Z575 specifications

The JVC HD-52Z575, HD-61Z585, HD-61Z575, and HD-52Z585 are high-definition rear-projection televisions that were part of JVC's impressive line-up in the early 2000s. These models showcased the brand's commitment to providing quality home theater experiences with advanced features and technologies.

One of the standout characteristics of these models is their use of D-ILA (Direct-Drive Image Light Amplifier) technology. D-ILA is a type of liquid crystal display technology similar to LCoS (Liquid Crystal on Silicon) that enhances picture quality by delivering deeper blacks and more vibrant colors. This technology enables the TVs to produce stunning visuals with impressive contrast ratios, making them ideal for various viewing environments.

These models are available in different screen sizes, with HD-52Z575 and HD-52Z585 featuring 52-inch screens, while the HD-61Z585 and HD-61Z575 boast larger 61-inch displays. This range offers versatility for consumers, catering to different room sizes and viewing preferences.

All four models support 1080p resolution, providing an exceptional level of detail and clarity for HD content. This feature makes them suitable for viewing high-definition broadcasts, Blu-ray films, and gaming, allowing users to immerse themselves in their favorite content. The screens also feature a wide viewing angle, ensuring that everyone in the room gets a good view without compromising picture quality.

Connectivity is another strength of these JVC models. Equipped with multiple HDMI ports, component video inputs, and composite inputs, these televisions provide compatibility with a wide range of devices, from gaming consoles to DVD players. Users can easily connect their favorite devices, expanding their entertainment options.

In terms of audio, these JVC TVs are built to complement their visual capabilities, featuring integrated speakers that deliver decent sound quality for everyday use. For those who seek an enhanced audio experience, they offer optical digital audio outputs for external sound systems.

In conclusion, the JVC HD-52Z575, HD-61Z585, HD-61Z575, and HD-52Z585 are notable for their advanced display technologies, high-definition resolutions, and versatile connectivity options. Their D-ILA technology ensures a superior viewing experience, making these rear-projection TVs a compelling choice for any home theater enthusiast looking to enjoy high-quality visuals and sound. Although released in the early 2000s, these models remain a testament to JVC's dedication to innovation and excellence in the television market.
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