Korg SP-170S Service Manual

Confirm the sounds are stopped if pedal is released.
3) Now don’t push pedal switch
Push 3 key one by one
Confirm the sound is stop if each key is released.
Speaker check
1) Push left edge key (= A0) with medium velocity.
Confirm sound location is left
2) Push right edge key (=C8) with medium velocity
Confirm sound location is right
Note) Please adjust sound volume and try hard velocity if you can’t confirm sound location.
Demo check
1) Push “PIANO PLAY” and “SOUND” at the same
time and keep on.
The keyboard is used as a function switch while
these two buttons are being pushed.
2) Push key C6 with keep on above 2 buttons.
Release key
Confirm demo start with piano sound after click
sound.
3) Push “PIANO PLAY” and “SOUND” at the same time and release.
Confirm demo is stopped.
Volume check
Check following point with sound volume on panel.
1) The volume must rotate smoothly.
2) Turn up the sound volume with turning
clockwise.
3) Confirm coming to the position of MAX to the
line of the volume cap with turning clockwise
full.
4) Turn down the sound volume with turning
counterclockwise.
5) Confirm coming to the position of MIN to the
line of the volume cap and no sound in speaker with turning counterclockwise full.
(The volume set to center in above photo)

Korg SP-170S Specifications

General

Keyboard	88-key (A0–C8), Natural Weighted Hammer Action (NH)
Amplifier Output	9 W x 2
Power Supply	DC 12 V
Power Consumption	9 W
Touch Control	Light, Normal, Heavy
Polyphony	120 voices
Sounds	10 sounds
Effects	Reverb, Chorus
Demo Songs	10 songs
Metronome	Yes (adjustable tempo and beat)
Transpose	Yes
Tuning	Yes
Pedal	Damper Pedal (included)
Connectors	Headphone (x2)
Included Accessories	AC adapter, Damper Pedal, Music stand
Sound Generation	Stereo Sampling