Korg Pa50 Service Manual

QA Full Inspection
Pa-50
5
INTERNAL INSPECTION
Followings are checked during Internal Inspection Mode. In the case of NG, "FAULT!!!" is displayed on
LCD.
NAND Check
TGL Check
TGL Dram Check
TGL Rom Check
Floppy Disk Check
MIDI Loop Check
Phone Insert Check
If DRAM or PCM ROM for TGL is NG (Open/Short Circuit or etc), TGL check result becomes NG and
following is displayed on LCD. In this case, please finish Inspection.
press key; -> TGLPCMROM
If "FAULT!!!" is displayed during Floppy Disk Check, MIDI Loop Check, Phone Insert Check, please
check connection and press [F2] to do re-test. If "FAULT!!!" is disappear, please continue. If "FAULT!!!"
is displayed again, please finish test since result is NG.
When "FALUT!!!" is not displayed on LCD after Phone Insert Check completion, Internal Inspection is
successful. Please press [F3] to go to Panel Inspection
(Caution)
"Phone Insert Check" is not displayed on LCD.
*After "MIDI Loop Check" completion, "RESOURCE" is displayed on LCD. This test is loading Pre-load
Data from Hard Disk. Pa50 does not have Hard Disk and this test is not necessary.
Please press [F4], then [F3] to go to Panel Inspection.

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