AM/FM Tuner Operation

Auto Seek Tuning

Press the button to auto SEEK up the next strongest station.

Press the button to auto SEEK down the next strongest station.

Manual Tuning

Press the button to manually tune up one step at a time.

Press the button to manually tune down one step at a time.

Auto Store (As)

Press and hold AS/PS for more than 2 seconds to automatically store the twelve strongest stations in the current band. Automatic Local tuning is activated during the initial band scan, repeat for other bands.

All presets within the current band will be overwritten.

Program Scan (PS)

Press AS/PS for less than 2 seconds to scan presets

1-12 on the current band, pausing for 5 seconds at each. Press AS/PS again to cancel.

Scan

Press SCAN to preview strong stations on the current band, pausing for 5 seconds at each station. Press SCAN again to cancel.

Operation

LOC/DX Radio Station

AS/PSScan

Touch LOC button on the TFT to activate LOC / DX when the LOCAL function is on, LOC will appear, only radio stations with a strong signal are received, DX is for radio stations that are far away and/or have weak signals.

Storing Radio Stations Preset

Up to 36 FM stations and 12 AM stations can be stored. To store a station, select the desired band and station. Press and hold the desired preset button (1-12) for more than 2 seconds. When stored, the PRESET number will appear in the display. The station can be recalled anytime by pressing the corresponding preset button on the

MONITOR.

Recalling a Radio Station Preset

Touch an corresponding PRESET number for less than 2 secs to recall.

Preset Page Up/Down

Only 6 PRESETS can be display at one time, use PRESET page up/down to access next stored PRESETS accordingly.

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OEM Systems CH-4100 operation manual Auto Seek Tuning, Manual Tuning, Auto Store As, Program Scan PS, LOC/DX Radio Station