Nako Na-617a User Manual -

If the display becomes dim or the sound weakens, replace the AG13/LR44 button cell battery.

From the normal time display, press the M (Mode) button three times . The seconds should begin flashing.

Press SET again to adjust the day. Press MODE to adjust. Finish: Press SET to exit. 2.3 Setting the Alarm Nako Na-617a User Manual

| Button Symbol | Function | |---------------|-----------| | or POWER | Turns the unit on/off. Press and hold for 3 seconds to force shutdown. | | MODE or UNIT | Cycles through measurement units (g, oz, lb, ml, etc.). | | TARE or ZERO | Resets the display to zero, subtracting the weight of a container. | | CAL or SETUP | Enters calibration mode (press and hold for 5 seconds). |

A: This is a perception issue. However, if the platform does not move, check for mechanical obstruction or debris under the weighing pan. If the display becomes dim or the sound

From the normal time mode, press three times to enter the time/date edit state. The seconds digit will begin flashing. Press D to reset the seconds to zero.

| Error Code | Meaning | Solution | |------------|---------|----------| | | Low battery | Replace both AAA batteries. | | Err or UnSt | Unstable environment | Turn off fans/vibrations. Use a rubber mat. | | EEEE | Overload (> max capacity) | Remove weight immediately. Max is typically 3kg or 5kg. | | C Err | Calibration failure | Repeat calibration. Ensure weight is clean. | | -Err | Negative weight | Press [TARE] to zero without anything on platform. | | HHH | Temperature/humidity sensor fault (if equipped) | Move unit to 50°F–95°F ambient range. | Press SET again to adjust the day

An icon (usually a small bell) will appear on the display when the alarm is active. E. Using the Stopwatch Press the M (Mode) button once .

Press the button twice . The hour field for the alarm will begin flashing. Press D (Start) to set the desired hour. Press S (Set) to switch to the minutes and use D to adjust. Press M to exit and return to normal mode. Enabling/Disabling the Alarm & Hourly Chime