TV Service Menu Code Finder
Find the service menu access code for your TV brand and model series. Includes the exact key sequence, safe settings you can adjust yourself, and a clear list of what to avoid touching.
Select your TV brand
We'll show the exact codes and instructions for that brand's model series.
Select your model series
Find your model number on the sticker on the back of the TV. Match the letter prefix to the series below.
What Is a TV Service Menu and When Should You Use It?
The service menu (also called the factory menu or engineer menu) is a hidden settings panel built into every TV. Manufacturers use it to calibrate panels at the factory, set regional configurations, run diagnostics, and perform repairs. It is accessible via a specific button sequence on the remote — usually within a few seconds of pressing the first key.
Legitimate reasons to access the service menu include: resetting a TV stuck in hotel or demo mode, fixing over-scan that cuts off picture edges, adjusting white balance for screen uniformity issues, clearing error code logs before a warranty service call, and running built-in panel tests to diagnose hardware faults.
Safe vs Dangerous Service Menu Settings
Not all service menu settings carry equal risk. Some adjustments are genuinely low-risk. Others can permanently damage hardware or require professional equipment to restore.
Clearing hotel mode (which locks inputs and disables menu access) or demo mode is the most common and lowest-risk service menu task. This changes a software flag only and cannot damage hardware.
Over-scan crops the outer edge of the picture. Some TVs ship with 3–5% over-scan enabled. Adjusting it to 0% shows the full picture. No hardware risk — worst outcome is a slightly cropped picture.
Running a manual pixel refresh on OLED TVs is safe and recommended. It clears accumulated pixel wear patterns and prevents burn-in. Takes 45–90 minutes. Do not interrupt once started.
Small adjustments (±3 from default) are unlikely to cause lasting damage but extreme changes can produce visually broken colour output. Always write down the original values before adjusting.
Panel drive voltage and T-con (timing controller) settings directly control hardware electrical characteristics. Incorrect values here can cause immediate hardware failure or permanent panel damage. Do not touch.
Country/region lock settings and firmware model flags can result in an unbootable TV, loss of tuner functionality, or a state requiring a factory re-flash to recover. Never change unless you have professional knowledge of each value.
Before You Enter the Service Menu: A 5-Step Safety Checklist
Follow these steps every time — without exception — before making any service menu adjustment.
Frequently Asked Questions
In most countries, simply viewing the service menu is not recorded. However, making changes that cause damage will void the warranty. Manufacturers can sometimes detect service menu changes through internal logs. If your TV is under warranty, do not access the service menu before a warranty service call — even reading error codes could give the manufacturer reason to deny coverage.
Hotel mode disables the TV's menu buttons and often locks the input. The service menu is usually the only way to disable it. The hotel mode reset flag is typically in the first level under Hotel Mode, Installation Mode, or System — and is safe to change. After disabling hotel mode, power cycle the TV completely (unplug for 60 seconds) before testing.
The most common reasons a code fails: (1) The TV's physical remote is required — codes often won't work from a universal remote or smartphone app because the IR codes are different. (2) The sequence must be entered within a specific time window, usually 5–15 seconds. (3) Some TVs require the TV to be in standby (red LED on) before the sequence works. (4) A recent firmware update may have changed the code.
First, do not power off the TV — on some models this saves changed values. Re-enter the service menu immediately and look for a Factory Reset, Default, or Initialize option within the service menu (separate from the regular factory reset). If you photographed the original settings, restore values manually. A full factory reset from the regular settings menu will restore picture settings to defaults but will not undo hardware-level service menu changes.
No. Service menu codes are specific to each manufacturer, and often to specific model series or firmware versions within a brand. Attempting codes from the wrong model can sometimes open a different firmware branch, leading to confusion. Always verify the code against your specific model series before entering it.
