How To Access Service Mode - Samsung CL-21M21MQ Service Manual

Alignment & Adjustment

3-2 How to Access Service Mode

1. To enter Service Mode, press the keys on the remote control according to the following sequence. (in Stand-by status)
Mute → 1 → 8 → 2 → Power On
※ When failing to enter Service Mode, repeat the procedure above.
2. The initial screen of Service Mode.
Option1 XX XX XX XX XX
Option2
Deflection
Video Adjust1
Video Adjust2
Video Adjust3
Video Adjust4
Video Adjust5
YC Delay
Others
Bus Stop Off
CHECKSUM 0000
G2 Adjust
RESET
T-RHMNSA-XXXX 20XX/XX/XX
3. Functions of the Keys within Service Mode.
MENU
▲ / ▼
◀ / ▶
3-2
Show all menus
Move the cursor to select an item.
Adjust the selected configuration value
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