Get Function | Length | Command | Command | Response Range | Comments |
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| Code | Code (Hex) | (Three ASCII bytes) |
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| (ASCII) |
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| a | 61 | 000 ~ 100 | Gets Contrast value | |
| b | 62 | 000 ~ 100 | Gets Brightness value | |
| c | 63 | 000 ~ 100 | Gets Sharpness value | |
| d | 64 | 000 ~ 100 | Gets Color value | |
| e | 65 | 000 ~ 100 | Gets Tint value | |
| f | 66 | 000 ~ 100 | Gets Volume value | |
| g | 67 | 000: OFF (unmuted) | Gets Mute ON/OFF | |
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| 001: ON (muted) | status |
| h | 68 | 000: Disable | Gets RCU mode | |
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| 001: Enable | status |
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| 002: Pass through |
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| i | 69 | 000: Disable | Gets Buttons ON/OFF | |
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| 001: Enable | status |
| j | 6A | 000: VGA | Gets Input select | |
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| 001: HDMI1 | status |
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| 002: HDMI2 |
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| 003: AV |
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| 004: YPbPr |
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| 005: |
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| l | 6C | 000: STBY | Gets the status of the | |
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| HDTV power. |
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| 001: ON | HDTV response: |
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| 000 = HDTV is in |
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| standby |
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| 001 = HDTV is ON |
| z | 7A | 0 | This command is used | |
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| to test the |
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| communication link. |
ViewSonic CD4620 | 54 |
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