Korg KingKORG User manual

K
KO OR RG G
S
SY YN NT TH HE ES SI IZ ZE ER R
K
Ki in ng gK KO OR RG G
S
SE ER RV VI IC CE EM MA AN NU UA AL L
TABLE OF CONTENTS
ASSEMBLY SKETCH (HOOKUP): 2
BLOCK DIAGRAM: 3
SCHEMATIC DIAGRAM: 4
TEST MODE: 13
PARTS LIST: 29
Issued: May. 27 , 2013
Ver. 1.0
©2013 KORG INC.

DSPCORE
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CPUCORE

K ingK ORG Test mode
Setting
Connecting cable
M onoPhone(L /R)- XL Rmal e mini Ster eoPhone-XL Rmal e
Cable for the CV/GATE measurement
KA310
PC for USB check
Di gtal M ul ti M eter
M I RROR
DP-1H
EXP-2

H ow t o ent er the TEST M ODE
Pr ess t he power switch for mor e than 1 second while holding down t he 3 switches [FAVORI TES],
[PAGE -], and [STRI NGS].( Switches in the blue frame)
Basic oper ation
1:[VAL U E DI AL ]:
Pr oceed t o t he next check .
2:[FAVORI TES]:
I t em back
3:[PAGE -] :
St ep back
N ot at ion
"** ** * ** ** *" : Contents of the main displ ay scr een
[* ** * ** * ** *] : The name of operator
Appear ance check
M ake sur e t hat you ar e not out of al ignment of t he l ower case let t er s pr i nt si lk k i nd wi th t he
holes in the jack
Confir m that ther e is no tilt and float volume, L ED, jack, switch, etc.
Confir m t hat i t i s not t oo nar r ow and not t oo wi de gap bet ween t he k eyboar d
Confir m that ther e is no extr eme differ ence in height.
Confir m t hat t her e is no differ ence bet ween t he ext r eme l ongi tudinal dir ection.
Confir m t hat t her e is no wobbling unit s pl aced on a fl at har d.
Confir m t hat t her e is no pr oblem w ith t he appear ance.
Pr epar at ion
Please connect sett ings as shown in the figure at the beginning of this document
Not e) AC adapter, please use t he one that i s actuall y used
Down t he front of the EXP-2 pedal to the full posit ion.

As shown in the table below to set up a mult i-meter.
FU N CTI ON Rat e The deci mal point
DCV SL OW Tr ipl e di gi t s
Please connect the cable for t esting CV./Gate to the mutimat or.
(Please see page ? of N o3 ci r cuit di agr am of t hi s cable.)
Connect t o t he CV t er mi nal of the mult imet er t o V of t his cable.
And connect t o the GND ter minal of the multimat er to GND of this cabl e.
Please set up a mirror so you can see the L ED of the hole in the "R" printed char act er s
"K ORG" of t he r ear.
1. St ar t TEST M ODE
Pr ess the power swi tch for mor e than 1 second while holding down the 3 swi tches
[FAVORI TES], [PAGE -], and [STRI NGS]
2. Checking the syst em ver sion
Ver sion of the main system is displayed on the main display. (Left phot o bel ow)
Ver sion of t he panel syst em i s di spl ayed on the sub-displ ay t o t he r ight . (U pper r i ght phot o)
Aft er check ing t he ver sion, and pr ess t he [VAL U E di al], (int er nal i nspect i on) i s st ar t ed t he
next inspecti on.
3-1. I n t er nal Test
The test wi ll st ar t aut omat i cal ly.(I nspection wi ll st ar t automatical ly when you pr ess t he
[VAL U E dial] in t he pr evious st ep.)
The foll owing checks wil l be executed.
I t em content s
WORK RAM Check execut e on RAM pr og.
Flash ROM Check sum
DSP SDRAM Check bus
PAN EL Check sum
USB Check a command r esponse.
M I DI L OOP I N/OU T self check
CV DAC cont r ol line check

Not e) Do not t ur n off t he power dur ing t he i nter n al inspect ion.
Ther e i s a possibili ty t hat t he dat a may be i ncor r ect in fl ash ROM .
Not e) U SB is NG in t hi s t est because t her e is no equipment t o use at the fact or y.
I f an er r or occur s, L ED fl ashes of JoySt ick
As follow s, i n t he upper main di spl ay it i s displayed as "Diag. I nt . Er r or ".
NG number of test i tems is displayed in the bot tom line, when the power i s turned off, please
do t he r epair.( Do not r epair the USB. USB i s always NG in this test)
Shown in t he t able below t he number cor r esponding to t he t est item.
1:Wor k RAM 7:DSP#0 DataBu s 11:Panel Left 17:USB
2:Fl ash Boot& L d 8:DSP#0 Adr sBus 12:Panel Cent er 18:Mi di L oopBack
3:Fl ash M ai n 9:DSP#1 DataBu s 13:Panel Ri ght 19:M idi Ti meOu t
4:Fl ash U ser 10:DSP#1 Adr sBus 14:Pnl-L Chk Su m 20:CV
5:Fl ash PCM 15:Pnl-C Chk Sum
6:Fl ash Wr /Rd 16:Pnl-R Chk Sum
Si mul t aneousl y pr ess t he [VAL U E di al] and [PROGRAM ], t he t est it ems wil l be di splayed on
the top line of the L CD.
When you pr ess t he [PAGE-] or [PAGE +], you can select the display of it ems of inspect ion NG.
Si mul t aneousl y pr ess t he [VAL U E dial ] and [PROGRAM ],"Unplug U SB Cabl e" i s di spl ayed.
Disconnect U SB cable.
The fol lowing displ ay appear s, pr ess the
[VAL U E dial], next inspect ion i s star t ed.
3-2. Confir m the volt age of CV-GATE output
The main display is di splayed as shown in the pictur e
shown to t he r i ght .
Check the voltage wit h a digital mult imeter.
The foll owing tabl e shows t he st andar d vol tage.
Lower limit Refer ence value Upper limit Unit
8.990 9.000 9.010 V
Aft er confir mi ng, pr ess t he [ VA LU E di al ], pr oceed t o t he next i nspection.
Not e) I f t he USB cable is not connect ed,
"Unplug USB Cable" i s not displayed.
I nst ead, "VBU S not power ed" i s displayed.
I n this case, i t pr oceeds to the next t est at the
same t ime pr ess the [VAL U E dial] and
[PROGRAM ].

The main display is di spl ayed as shown in the pictur e
shown to t he r i ght .
Check the voltage wit h a digital mult imeter.
The foll owing tabl e shows t he st andar d vol tage.
Lower limit Refer ence value Upper limit Unit
0.990 1.000 1.010 V
Aft er confir mi ng, pr ess t he [ VA LU E di al ], pr oceed t o t he next i nspection
Connect to t he GATE t er minal of the multimeter to V of CV/GATE t esting cable.
The main displ ay is displayed as shown in the pict ure
shown to t he r i ght .
Check the voltage wit h a digital mult imeter.
The foll owing tabl e shows t he st andar d vol tage.
Lower limit Refer ence value Upper limit Unit
0.000 0.000 0.500 V
Aft er confir mi ng, pr ess t he [ VA LU E di al ], pr oceed t o t he next i nspection.
The main di spl ay is displayed as shown in the pict ure
shown to t he r i ght .
Check the voltage wit h a digital
mul t imet er.
The foll owing tabl e shows t he st andar d vol tage.
Lower limit Refer ence value Upper limit Unit
4.500 5.000 5.500 V
Aft er confir mi ng, pr ess t he [ VA LU E di al ], pr oceed t o t he next i nspection
Connect to t he GATE t er minal of the multimeter to V of CV/GATE t esting cable.
4. L ED and display check
4-1. Display and L ED al l l ight s check
The main display and the L ED will illuminate all as shown in t he phot o below and next page.

Check the cont ent s of t he follow ing.
1) L ED that i s li t in white from a hole in
t he "R" pr i nt ed ch ar acter s "K ORG" of
t he r ear.
2) Be l it t hr ough t he r efl ector.
3) Other L ED is l it in r ed.
4) Ther e i s no var i at ion i n br ightness.
5) Shift of the hole in the bot tom case and
hole-pr i nt ed ch ar acter s of "R" i s wit hi n
t he pr ovi sion.

Aft er confir mi ng, pr ess t he [ VA LU E di al ], pr oceed t o t he next i nspection
4-2. Check L ED in tube uni t.
Confir m that the red L ED lights of t he vacuum t ube unit as shown in the pictures below.
Aft er confir mi ng, pr ess t he [ VA LU E di al ], pr oceed t o t he next i nspection
5. M ani pul andum, di splay t est
5.1 Check method accor ding to the kind of the manipulandum.
M et hod A: Swi t ch and L ED
The name of switch is di splayed on main display.
(r ight fi g.)
L ED cor r espondi ng t o t he switch wi ll be li t .
Pr ess the swit ch aft er confir ming the lighting.
note) Swit ch other than t he test object is pr essed, L ED will blink al l.
M et hod B: L ED wit hou t sw itch and L ED color
Lighting or color changes in sequence L ED.
Confir m that the LED i s l it one by one all in or der
Confir m the l ighting color is the specified color.
Pr oceed to the next t est by pr essing the switch that is displayed on the main displ ay.
(Shown on the r ight )
M et hod C: Rot ar y K nob (var i able r esi st ance)
The name of knob is displayed on main
di spl ay.(Sh own on t he r i ght )
Tur n the knob ful ly to t he r ight.
Confir m t hat "o" i s displ ayed t o t he r ight of t he
scr een.
(Shown at r ight )

Tur n the knob ful ly to t he left.
Confir m that “o” is di spalayed to t he l eft of the
scr een. (shown r i ght )
Pr oceed to t he next t est at the same time as its display.
not e) I f t he k nob wi t h cent er cl ick , i t i s necessar y t o r et ur n to t he cent er.
note) K nob other t han t he t est object is t ur ned, L ED will blink all.
I n thi s case, pr ess the [SH I FT / EXI T] t o clear t he er r or display and r esume t he test .
( Repair i s r equ ir ed when an er r or occur s even t hough you ar e not t ouching the ot her
knob.)
M ethod D: Rot ar y encoder (12 cl icks or 30 cl icks)
The name of rotary encoder is displayed on
mai n di splay. (r ight fig.)
To make it easier t o make sure t hat t he Rotary Encor der has one rot at ion, adjust the
posit ion of the knob.
Pr ess the knob t o r eset the counter.
M ake one r ot ation cl ock wi se.
Check counter value is +12 or +30. (
Not e) The clicks value of knobs ar e shown in the t able on page test of each panel.
Check “OK ” is displayed.
Pr ess the knob t o r eset the counter.
M ake one r ot ation count er clock wi se.
Check counter value is -12 or -30.
Check “OK ” is displayed.
Pr ess t he k nob t o pr ogr ess next check .
note) K nob other t han t he t est object is t ur ned, L ED will blink all.
I n t hi s case, pr ess t he t est object k nob t o clear t he er r or di spl ay.
M et hod E: Di splay
All segment s ar e off
Check no dot is t ur n on.
Push [VALU E dial] and st ar t next check.
All segment s ar e on
Check no dot is t ur n off.
Push [VALU E dial] and st ar t next check.
Check that all dot s ar e the same densit ies.
Check t he hatch pat t er n. (Shown at r ight )
Confir m t hat t her e is no dead dot.