EasyManua.ls Logo

Korg LP-350 Service Manual

Korg LP-350
18 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
KORG LP-350
SERVICE MANUAL
TABLE OF CONTENTS
ASSEMBLY SKETCH (HOOKUP): 2
SCHEMATIC DIAGRAM: 3-4
PCB PARTS LOCATION: 5-7
TEST MODE: 8-14
PARTS LIST: 15-18
Issued: Mar. 13, 2009
Ver. 1.1
©2009 KORG INC.
Question and Answer IconNeed help?

Do you have a question about the Korg LP-350 and is the answer not in the manual?

Korg LP-350 Specifications

General IconGeneral
TypeDigital Piano
Touch ControlLight, Normal, Heavy
Touch Sensitivity3 levels
Sound EngineStereo PCM
MetronomeYes
TransposeYes
TuningYes
Amplification11W x 2
Power Consumption15W
Keyboard88 keys (A0–C8)
Polyphony120 voices
Sounds30 sounds
EffectsReverb, Chorus
PedalsDamper, Soft, Sostenuto
ConnectionsHeadphones x 2, MIDI (In, Out)
Power SupplyAC adapter (included)
Weight37 kg (81.57 lbs)
Included AccessoriesAC adapter
Temperament9 types (Equal, Pure Major, Pure Minor, Pythagorean, Kirnberger III, Werckmeister III, Mean Tone)

Summary

Assembly Sketch and Weight

Schematic Diagrams

Main Board Circuit Diagram 1/2

Detailed circuit schematic for the main board, part 1.

Main Board Circuit Diagram 2/2

Detailed circuit schematic for the main board, part 2.

PCB Parts Location

LP-350MB PCB Layout

Component layout diagram for the LP-350MB board.

LP350 Function Board Layout

Component layout diagram for the LP350 Function Board.

Test Mode Procedures

Preparation and Appearance Check

Steps for preparing the unit and conducting visual inspections.

Mechanical Function and Speaker Checks

Procedures for testing mechanical operations and speaker output.

Keyboard, Switch, and Slider Checks

Testing keyboard response, switches, LEDs, and slider controls.

Pedal and VR Function Tests

Verifying the functionality of pedals and volume/control potentiometers.

MIDI and Demo Performance Checks

Verifying MIDI data transmission and demo song playback.

Line Out and Headphone Checks

Testing audio output via line out and headphone jacks.

Key Press and Soldering Integrity

Checking key response and internal soldering for faults.

Parts List

Parts List Section 1

List of parts with numbers, names, quantities, and references.

Parts List Section 2

Continuation of the parts list with component details.

Parts List Section 3

Further entries in the comprehensive parts list.

Parts List Section 4

Final part of the detailed component listing.

Related product manuals