Korg Pa50 Service Manual

Please press [F1] to start Internal Test.
If (8) -> (9) are displayed after (6), Test Mode is not loaded correctly. Please turn off and restart from first
step.
(8) (9)
<How to operation>
SW LCD FUNCTION
[F1] GO Start Test Mode
[F2] Rpt Repeat Inspection
[F3] Next Go to Next Inspection
[F4] Skip Skip Inspection
In the interval of each inspection, press key; -> *** is displayed on LCD (*** name of Inspection)
Press [F2] : you can do the last inspection you just completed again.
Press [F3] : You can go to next inspection displayed on LCD (***)
<CAUTION>
If you press [F3] while press key; -> *** is displayed on LCD, Test Mode go to next inspection irrespective
of success or failure of inspection you just finished. So, please confirm if the last inspection is successful
and then press [F3] and go to next inspection.
3. INTERNAL INSPECTION
Internal Inspection inspects following contents
When NG is found, FAULT!!! is displayed on LCD.
NAND CHECK
TGL Check
TGL Dram Check
TGL ROM Check
Floppy Disk Check
MIDI Loop Check
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Korg Pa50 Specifications

General

Type	Arranger Keyboard
Polyphony	62 voices
User Styles	48
MIDI	In, Out, Thru
Keyboard	61 keys
Timbres	16
ROM	32 MB
Performances	160
Effects	4 stereo digital multi-effect systems
Sequencer	16-track
Song Play	Yes
Display	Backlit LCD
Outputs	L/Mono, R, headphones
Inputs	Damper Pedal, Assignable Pedal/Switch
Floppy Disk	3.5"
Storage	Internal and floppy disk
Connections	Sustain pedal, assignable pedal
Amplification	2 x 15 Watts
Speakers	2 x 10 cm
Sound Engine	HI (Hyper Integrated) Synthesis System