KV-HF51P50/XF21M80/XF21M83/XF21N90/XF51M65

RM-952

RM-952

RM-952

RM-915

RM-952

4-3. PICTURE QUALITY ADJUSTMENTS

SUB COLOR ADJUSTMENT

1.Input a PAL color-bar.

2.Set to the following condition:

PICTURE 100%, BRIGHTNESS 50%, COLOR 50%

3.Connect an oscilloscope to pin 1 (B OUT) of CN305, A board.

4.Set to Service Mode and select SAJ 3 ‘SCL’ with 1 and 4 of the commander then adjust to VB2=VB3=VB4 with 3 and

6.

5.Press [MUTING] - of the commander to write the data.

6.Adjust SAJ 3 ‘SCL’ as step 2 to 5 when receiving NTSC color- bar.

VB1 VB2 VB3 VB4

VB2 = VB3 = VB4

SUB HUE ADJUSTMENT

1.Select Video 1.

2.Input a NTSC color-bar, video into Video 1.

3.Set the following condition:

PICTURE 100%, BRIGHTNESS 50%, COLOR 50%

4.Connect an oscilloscope to pin 1 (B OUT) of CN305, A board.

5.Select SAJ 1 ‘SHU’ with 1 and 4 of the commander by set- ting to Service Mode and adjust to VB1=VB2=VB3=VB4 with

3 and 6.

VB1 VB2 VB3 VB4

VB1 = VB2 = VB3 = VB4

6. Press [MUTING] - of the commander to write the data.

BELL FILTER ADJUSTMENT

1.Input SECAM color-bar signal.

2.Connect the dual-trace oscilloscope to the pin 9 (R-Y) of CN303 (not mounted).

3.Adjust SERVICE MODE, ITEMS ‘SBF’ as shown below.

4-4. A BOARD ADJUSTMENT AFTER IC003

(MEMORY) REPLACEMENT

When replacing IC003 (MEMORY), be sure to change IC001 (µ- COM) to the following new IC at the same time. IC001(µ-CON):CXP86449-614S (KV-XF21M80(ME))

CXP86449-615S (Except KV-XF21M80(ME) /XF21N90)

CXP86449-618S (KV-XF21N90)

1.Enter to Service Mode.M

2.Press commander buttons 5 and - (Data Initialize), and 2 and - (Data Copy) to initialize the data.

3.Call each item number and check if the respective screen shows the normal picture.

In cases where items are not well adjusted, rectify the items with fine adjustment.

Write the data per each item number ([MUTING] +-).

4.Select item numbers “OPB0” (OP1), “OPB1” (OP2) and “OPB2” (OP3) and respectively set the bit per model with command buttons 3 and 6.

5.Press commander buttons 8 and - (Test Normal) to return to the data that was set on the shipment from the factory. (This will also cancel Service Mode.)

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Sony KV-XF51M65, KV-HF51P50 Picture Quality Adjustments SUB Color Adjustment, SUB HUE Adjustment, Bell Filter Adjustment

KV-XF21N90, KV-XF51M65, KV-XF21M83, KV-HF51P50 specifications

The Sony KV-HF51P50, KV-XF21M83, KV-XF51M65, and KV-XF21N90 are notable models within Sony's television lineup, showcasing a blend of pioneering technology and unique characteristics that cater to diverse viewer needs.

The Sony KV-HF51P50, featuring a 51-inch screen, is recognized for its exceptional display quality, leveraging Sony's Trinitron technology, which enhances color reproduction and brightness. This model supports a 4:3 aspect ratio, making it ideal for traditional television content. The KV-HF51P50 also includes a built-in comb filter that significantly improves image clarity by reducing cross-color artifacts. Additional features such as multiple input options and enhanced sound technology provide versatility and an immersive viewing experience.

The KV-XF21M83, on the other hand, introduces the Flat CRT technology, which minimizes the distortion common in conventional curved CRT displays. With a 21-inch screen, this model is a compact option ideal for smaller living spaces. One of its standout features is the advanced picture circuitry that ensures vibrant colors and sharp images. This television model also supports a variety of input connections, allowing users to easily connect gaming consoles and DVD players, and making it a versatile choice for entertainment.

In the larger category, the KV-XF51M65 offers a generous 51-inch screen size and incorporates numerous advancements, such as Sony's Dynamically Adaptive Picture Control. This technology constantly analyzes the incoming signal and adjusts the picture for optimal brightness and contrast, ensuring a consistently excellent viewing experience. The KV-XF51M65 also includes SRS Surround Sound technology, which creates an immersive audio environment to complement the stunning visuals.

Lastly, the KV-XF21N90, featuring a 21-inch display, stands out with its stylish design and reliable performance. This model focuses on user-friendly features, including an easy-to-navigate on-screen menu and customizable settings for picture and sound. Its flat-screen design not only contributes to aesthetics but also reduces glare, making it easier to watch in bright rooms. The durability and longevity of the KV-XF21N90 ensure it remains a staple in homes for years.

In summary, the Sony KV-HF51P50, KV-XF21M83, KV-XF51M65, and KV-XF21N90 collectively showcase Sony's commitment to quality and innovation in television technology. Each model offers distinct features that cater to a range of preferences, ensuring a top-notch viewing experience for all users.