STX5
INSTRUCTION MANUAL
Thank you for purchasing the SEIKO CHROMATIC TUNER STX5. Carefully read this instruction manual before
using your STX5 as proper use is important to ensure the life of the product.
Store this instruction manual in a place that is readily accessible and refer to it regularly.
FOR SAFE OPERATION
The following warnings and cautions are important in ensuring safe and proper
use of the product, preventing injury to yourself and others, and preventing
damage to your belongings.
— Please adhere to the following warnings. —
WARNING
Disregard of these warnings may result in injury or death.
● Do not disassemble, attempt to repair, or tamper with the
tuner or battery.
● Do not handle the tuner with wet hands.
■ Tuning your Instrument
Press the POWER button to turn on your tuner. When turned on, the last A4
reference pitch that was set will flash on the indicator. Press the PITCH button
to set the reference pitch according to the reference pitch meter .
The tuner automatically indicates the note closest to the input note and the
discrepancy between the input note and the note shown on display. The middle
(green) lamp of the indicator will light up when the played note is in tune.
* Ambient sound or hum noise from electronic appliances may cause the tuner to behave as if
in use. This is not a malfunction.
* After a short period of tuning or button inactivity while the tuner is turned on, the LCD screen
will be dimmed incrementally. The tuner will automatically turn off after about ten minutes of
inactivity. This function is provided to extend the life of the battery.
* In some cases, instruments that produce harmonic overtones or tones that deteriorate
quickly may not tune accurately.
● Do not use or store the tuner in places where it may become
wet such as in bathrooms, near sinks, or outdoors.
● Do not expose the battery to fire.
● Use only the battery specified for the tuner.
● Do not insert pins or other foreign objects into the tuner.
● Do not place the tuner on unstable surfaces.
● Do not intentionally throw or drop the tuner.
● Do not use or store the tuner in places where it may be exposed to
extremely high temperatures such as near heaters, on devices that
generate heat, in direct sunlight, or in vehicles.
● Do not use or store the tuner in places where it may be exposed to
extremely high levels of humidity.
● Do not let small children play with the tuner.
● Keep removed battery and the battery lid out of the reach of small
children. In the event that a child swallows these parts, contact a
physician immediately.
CAUTION
Disregard of these cautions may result in injury or physical damage.
● Do not exceed the stipulated range of movement of the clip.
● Do not apply excessive force to the buttons or body of the tuner.
● Do not let leaked battery fluid come in contact with your skin.
● Do not use or store the tuner in dusty places or places prone to
vibration.
● Do not use thinner or alcohol to clean the tuner.
● Install the battery properly, checking that the (+) and (-) terminals
are oriented correctly.
● Be careful not to pinch fingers in the clip.
● Remove the clip from your instrument when not using the tuner.
● Remove the battery when it is depleted or when not using the tuner
for a long period of time.
Before using the tuner for the first time, remove the battery pull tab by
gently pulling the tab in the direction of the arrow shown in the drawing.
The battery included with the tuner is for functionality testing and its life
may be shorter than expected.
NAMES OF PARTS
IndicatorNote POWER button Battery lid
Clip
Reference pitch meter
Display when setting reference pitch (440Hz shown)
Cent deviation meter
Green lamp
Display when in tune (B♭ shown)
BATTERY REPLACEMENT
OPEN
CLOSE
CLOSE
Batterylid
CR2032) with the (+) side facing up. Replace the battery lid and rotate it
clockwise until the tab on the battery lid aligns with the CLOSE position. After
replacing the battery, confirm that the tuner functions normally. Reference pitch
settings are reset to factory settings (440 Hz) when the battery is replaced.
* Be sure that the (+) and (-) terminals of the battery are oriented correctly.
* Follow all local ordinances and regulations when disposing of the depleted battery.
Keep removed battery and the battery lid out of the reach of small children.
In the event that a child swallows these parts, contact a physician immediately.
Dimming of the tuning lamps or the LCD
screen occurs when the battery is
depleted. In these cases, replace the
battery immediately.
Press the POWER button to turn off the
tuner. Turn the tuner over and rotate the
clip until the battery lid is completely
exposed. Use a coin, etc. to rotate the
battery lid counterclockwise until the tab
on the battery lid aligns with the OPEN
position and remove the depleted battery.
Install a new battery (model number:
SPECIFICATIONS
● Tuning mode : Auto chromatic
● Tuning range (accuracy) : A0~C8 (±1 cent)
PITCH button
Battery pull tab
TUNING YOUR GUITAR/BASS
■ Attaching the Tuner
Clip the tuner securely to your instrument and adjust the clip so that you can see
the screen clearly. Make sure that adjustments made to the clip are within its
stipulated range of movement (see drawing).
The STX5 allows you to tune your
instrument by detecting vibrations
generated by your instrument. If you
experience difficulty tuning, clip the
360°
360°
Max. 24 mm
Max. 24 mm
Range of movement of the clip
Max.100°Max.100°
tuner to a different part of your
instrument or adjust the orientation of
the clip.
* Do not exceed the stipulated range of
movement of the clip.
* Remove the clip from your instrument when
not using the tuner. Leaving the tuner
clipped to your instrument for a long time
may result in marking or discoloration of your
instrument.
● Pitch shift : A4= 437 ~ 443 Hz (1 Hz steps)
● Auto power-off : 10 min.
● Input method : Built-in vibration sensor
● Power supply : Lithium battery (CR2032×1)
● Battery life : Approx. 15 hours (at continuous A4 input)
Overall dimensions and weight
●
(excluding protruding parts);
approx. 35g (including battery)
● Opening range of the clip : 24 mm
● Accessories : Instruction manual and one
* The design and specifications are subject to change without prior notice for product
improvement.
: 62 (W) × 26 (H) × 34 (D) mm
(1) Lithium battery CR2032 (for functionality testing)