
KORG TR61
SERVICE MANUAL
TABLE OF CONTENTS
ASSEMBLY SKETCH (HOOKUP): 2
BLOCK DIAGRAM: 3
SCHEMATIC DIAGRAM: 4-14
TEST MODE: 15
PARTS LIST: 16-18
Issued Jun.29, 2006
Ver2:changed P2/18

BA
HGFEDC
1
2
3
10
11
1
2 3 4 5
6
7 8 9
12
19
13
1
2
3
4
5
6
14
16 17
Demensions:L=1045.2mm
W= 302.3mm
H= 95.3mm
Weight :7.8kg
15
18
NO.
PART CODE
1
500620024600
2
500620026800
3
500646100700
4
500620040700
5
500646100600
500641041651
6
500550023500
7
500630034200
8
500620036000
500646100400
9
PART NAME NO.
X−952 POWER SW KNOB E40304−2
X−410 SVR KNOB(GRAY)E40239−3
X−4160 KNOB BLOCK B−2 E10191−4
KNOB P423−90F(X9100)E40519−1
X−4160 KNOB BLOCK B−1 E10191−3
X−0180 REAR OP COVER C41224
X−5110 REAR OP COVER SHEET F41255
X−0180 LCD WINDOW F40962
X−610 ENCODER KNOB E40466−3
X−4160 KNOB BLOCK A−1 E20211−3
QTY
1
1
1
4
1
1
1
1
1
1
PART CODE
10
500646100500
11
500646099920
500420005800
12
500646100300
13
500500022500
14
500641041942
15
500641041653
16
500641041652
17
500641041650
18
500641041971
19
PART NAME
X−4160 KNOB BLOCK A−2 E20211−4
X−5100 SIDE PLATE L E10189−3
61TP/9+PCBOARD+AFTERTOUCH
X−4160 SIDE PLATE R E10190−3
CASE LEG FF−004
X−4160 FRONT BAR C41228−3
X−0180 SIMM COVER C41227
X−0180 OP COVER C41226
X−0180 BOTTOM COVER C30565
X−5110 PANEL C30555−3
QTY
1
1
1
1
4
1
1
1
1
1
4
5
6
A3

TR61/TR76/TR88 TEST MODE
How to start the test mode
ENTER+5+POWER ON : FULL TEST(61/76Key)
MENU+5+POWER ON : FULL TEST(88Key)
ENTER+2+POWER ON : OMIT THE INERNAL TEST
How to operate the test mode
ENTER : PROCEED THE TEST
VALUE▲ : ITEM UP
VALUE▼ : ITEM DOWN
FF : STEP UP
REW : STEP DOWN
NOTE:
When the test mode starts, the calibration values of Joystick and Aftertouch are reset.
When the test mode is proceeded in order, please take the calibration at each item.
While operating the internal test, turning the Rotary encoder enables you to adjust the
contrast of the LCD but the indication might not appear since the data update of the
contrast cannot follow on time. So when adjusting the contrast, please do that after
finishing the internal test.
*Conditions when starting the test mode
-Use a write-protected SD_CARD.

PCB ASSY KLM-2278/79/80/81 LE
PCB ASSY KLM-2330 LE61/76
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
MX23L25611MC-12G(X-5110L)
MX23L25611MC-12G(X-5110H)

KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
KLM-2278/79/80/81 TRITON LE
YKF45-0021(USB RA B-TYPE)

X-0180 KB SPONGE KOC-F40988-1
FERRITE CORE F5 T 25X12X15
X5110 SHIELD SHEET KOC-F41251
X-952 PSW KNOB KOC-E40304-2
X-410 SVR KNOB GRAY E40239-3
X-610 ENCODER KNOB(BK)E40466-3
KNOB P423-90F(X-9100) E40519-1
X-0180 LCD WINDOW KOC-F40962
X-0180 MIRROR SHEET KOC-F40967
X-0180 REFLACTION SHEET F40968
X-323 JACK PLATE 2 KOC-C40963
X-0180 BOTTOM COVER KOC-C30557
X-0180 REAR OP COVER C41224
X-0180 OP COVER KOC-C41226
X-0180 SIMM COVER KOC-C41227
X-0180 SUPPORT CHASSIS C30556
X-4160 FRONT BAR KOC-C41228-3
X-5110 PANEL KOC-C30555-3
X-0100 WHEEL SPRING KOC-C41222
X-0180 JS FRAME KOC-E30272
X-0180 WHEEL SUPPORT E40533
X-0180 VR PLATE KOC-E40532
X-0180 JS LEVER KOC-E40534
X-2100 JS WHEEL KOC-E30270-4
X-2100 JS COVER KOC-E30271-4
X-4160 SIDE PLATE R E10190-3
X-4160 KNOB BLOCK A-1 E20211-3
X-4160 KNOB BLOCK A-2 E20211-4
X-4160 KNOB BLOCK B-1 E10191-3
X-4160 KNOB BLOCK B-2 E10191-4