Sharp 21SFX10L Service Manual - Page 21

FUNCTION OPERATION CHECKING VIDEO & AUDIO 1, Press Volume Up/Down key to check TINT

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FUNCTION OPERATION CHECKING (VIDEO & AUDIO) (1) NO ADJUSTMENT POINT ADJUSTMENT CONDITION / PROCEDURE 1 PICTURE Key (1) Receive "US 4 CH LION HEAD Signal (NTSC 60 Hz)" signal. (2) Press to Menu mode, then select Picture Mode and set to select CONTRAST. (3) Press Volume Up/Down key to check whether the CONTRAST effect is OK or not. 2 COLOUR Key (1) Receive the "US 10 CH HALF Color Bar" signal (2) Press to Menu mode, then select Picture Mode and set to select COLOUR. (3) Press Volume Up/Down key to check whether the COLOUR effect is OK or not. 3 BRIGHTNESS Key (1) Receive "US 4 CH LION HEAD Signal (NTSC 60 Hz)" signal. (2) Press to Menu mode, then select Picture Mode and set to select BRIGHTNESS. (3) Press Volume Up/Down key to check whether the BRIGHTNESS effect is OK or not 4 TINT Key (1) Receive the "US 10 CH HALF Color Bar" signal (2) Press to Menu mode, then select Picture Mode and select TINT. (3) Press Volume Up/Down key to check TINT, UP for GREEN direction and DOWN for RED direction whether is OK or not. 5 SHARPNESS Key (1) Receive "US 4 CH LION HEAD Signal (NTSC 60 Hz)" signal. (2) Press to Menu mode, then select Picture Mode and set to select SHARPNESS. (3) Press Volume Up/Down key to check whether the SHARPNESS effect is OK or NOT. 6 SURROUND (1) Receive "music" sound signal. (2) Set MENU, then go into SOUND MENU to select SURROUND. (3) Press VOLUME UP/DOWN key to check SURROUND effect. 7 BALANCE (1) Receive mono-tone signal. (2) Set MENU, then go into SOUND MENU to select BALANCE (3) Press VOLUME UP/DOWN key to check whether the left to right BALANCE effect is OK or not 8 EQUALIZER (1) Receive "music" sound signal. (2) Set MENU, then go into SOUND MENU to select EQUALIZER. (3) Press VOLUME UP/DOWN key to check EQUALIZER effect is OK or not 21S-FX10L WAVEFORM OR REMARKS 5 - 9

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21S-FX10L
5 – 9
FUNCTION OPERATION CHECKING (VIDEO & AUDIO) (1)
NO
ADJUSTMENT POINT
WAVEFORM OR REMARKS
1
PICTURE Key
(1) Receive "US 4 CH LION HEAD Signal (NTSC 60 Hz)" signal.
(2) Press to Menu mode, then select Picture Mode and set to select CONTRAST.
(3) Press Volume Up/Down key to check whether the CONTRAST effect is OK or not.
2
COLOUR Key
(1) Receive the "US 10 CH HALF Color Bar" signal
(2) Press to Menu mode, then select Picture Mode and set to select COLOUR.
(3) Press Volume Up/Down key to check whether the COLOUR effect is OK or not.
3
BRIGHTNESS Key
(1) Receive "US 4 CH LION HEAD Signal (NTSC 60 Hz)" signal.
(2) Press to Menu mode, then select Picture Mode and set to select BRIGHTNESS.
(3) Press Volume Up/Down key to check whether the BRIGHTNESS effect is OK or not
4
TINT Key
(1) Receive the "US 10 CH HALF Color Bar" signal
(2) Press to Menu mode, then select Picture Mode and select TINT.
(3) Press Volume Up/Down key to check TINT, UP for GREEN direction and
DOWN for RED direction whether is OK or not.
5
SHARPNESS Key
(1) Receive "US 4 CH LION HEAD Signal (NTSC 60 Hz)" signal.
(2) Press to Menu mode, then select Picture Mode and set to select SHARPNESS.
(3) Press Volume Up/Down key to check whether the SHARPNESS effect is OK or NOT.
6
SURROUND
(1) Receive "music" sound signal.
(2) Set MENU, then go into SOUND MENU to select SURROUND.
(3) Press VOLUME UP/DOWN key to check SURROUND effect.
7
BALANCE
(1) Receive mono-tone signal.
(2) Set MENU, then go into SOUND MENU to select BALANCE
(3) Press VOLUME UP/DOWN key to check whether the left to right BALANCE effect is OK or not
8
EQUALIZER
(1) Receive "music" sound signal.
(2) Set MENU, then go into SOUND MENU to select EQUALIZER.
(3) Press VOLUME UP/DOWN key to check EQUALIZER effect is OK or not
ADJUSTMENT CONDITION / PROCEDURE