Korg MONOLOGUE Service Manual

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C C
B B
A A
DESIGNED BYDRAWN BY CHECKED BY CHECKED BY MODEL
DRAWING No. DATE
TITLE

KOD-A31247


*
REVISED BYDATEREMARK REVISAL REASON


RST_THIS
For Debug
RX_THIS
TX_THIS
BOOT_THIS
C83 C91
R259 10
R308
0
R309
10K
4.7u
C224
1u Z 1u Z 1u Z 1u Z1u Z
C215
1u Z
DTC114EUB
DT6
C222
1000p
RA1A 10
RA1B 10
PWM_OCT1
PWM_OCT2
PWM_VCF
PWM_VCA1
PWM_VCA2
PWM_PW1
PWM_PW2
PWM_VCA
PWM_NOISE
PWM_RES
DA_NOTE1
DA_NOTE2
C218
1u Z
C85
10u Z
C250
1u Z
R261
10K
NU
LED3
R75
4.7K
NU
LED2
R74
4.7K
FOR DEBUG
SW_VCO1A
SW_VCO1BSW_SYNC
SW_VCO2A
SW_VCO2B
SW_RNGON
DG_AD_VCF
DG_AD_FM
DG_AD_OUT
TX_THIS
RX_THIS
RESET_THIS
BOOT_THIS
X1
X0
DG_AD_VCA1
DG_INT_VCO1
DG_INT_VCO2
DG_INT_VCF
DEBUG_LED1
DEBUG_LED2
R312
100K
INT_VCO2
INT_VCO1
WAVE_B1
WAVE_A1
WAVE_B2
WAVE_A2
RNG_ON
SYNC_OFF
R78
10K
R293
10K
0.23-3.0V
R79
10K
INT_VCF
R307
10K
2SC2712-BL
Q32
R318
10K
0-3.3V
DG_SW_SYNC
INT_VCO1
INT_VCO2
INT_VCF
AD_VCF
AD_OUT
R961K
R951K
AD_VCF
AD_OUT
1 2
RSD-04000F202000
4MHz
X2
1.5 +/-0.55V
1.5 +/-0.55V
1.5 +/-0.55V
C58
10u Z
C195
47p 5%
1 2
IC9A
SN74LV04APWR
RX_HOST
RX_HOST
CV_PW1
CV_VCA1
CV_VCA2
CV_PW2
CV_VCA
CV_VCF
CV_PITCH1
CV_RES
AD_VCA1
AD_VCA2
AD_VCO1
AD_VCO2DG_AD_VCA2
1.5 +/-0.55V
1.5 +/-0.55V
TL064CPWR
3
2
1
IC11A
3.3v
0v
3 4
IC9B
SN74LV04APWR
CV_PITCH1
CV_PITCH2
TL064CPWR


IC15E
3.3v
0v
5 6
IC9C
SN74LV04APWR
CV_PITCH2
TL064CPWR
5
6
7
IC11B
3.3v
0v
9 8
IC9D
SN74LV04APWR
CV_VCF
TL064CPWR
5
6
7
IC15B
3.3v
0v
11 10
IC9E
SN74LV04APWR
CV_VCA1
TL064CPWR
10
9
8
IC15C
3.3v
0v
13 12
IC9F
SN74LV04APWR
CV_VCA2
TL064CPWR


IC11E
3.3v
0v
IC9G
SN74LV04APWR
TL064CPWR
3
2
1
IC15A
-3.3~3.3
-3.3~3.3
-3.3~3.3
-3.3~3.3
3.3v
0v
CV_PW1
TL064CPWR
10
9
8
IC19C
CV_NOISE
3.3v
0v
fc = 10kHz
CV_NOISE
TL064CPWR
12
13
14
IC15D
-0.6~0.6
-3.3~3.3
3.3v
0v
CV_PW2
TL064CPWR
10
9
8
IC11C
TL064CPWR


IC19E
CV_VCA
TL064CPWR
12
13
14
IC11D
3.3v
0v
CV_RES
TL064CPWR
3
2
1
IC19A
-3.3~3.3
TL064CPWR
12
13
14
IC19D
C220
10u Z
C229
47p 5%
-5V
+5V
C221
10u Z
C207
47p 5%
C191
10u Z
C199
47p 5%
-5V
+5V
C192
10u Z
C181
47p 5%
C251
10u Z
C257
47p 5%
-5V
+5V
C252
10u Z
C243
47p 5%
IN
1
GND
2
EN
3
NC
4
OUT
5
TLV70033DCKR
IC29
C255
10u 20%
C261
10u 20%
+5V
R337
1.1K 1%
R330
43K 1%
R331
120K 1%
R338
91K 1%
C240
0.015u 680p
C241
C242
33p 5%
-3.3~3.3
R363
100K 1%
R354
100K 1%
C256
1u Z
R353
100K 1%
C265
1u Z
1.1V
1.1V
fc = 10kHz
R356
1.1K 1%
R365
43K 1%
R364
120K 1%
R355
91K 1%
C259
0.015u 680p
C260
C258
33p 5%
1.1V
fc = 10kHz
R277
1.1K 1%
C209
0.015u
680p
C210
1.1V
fc = 10kHz
R316
1.1K 1%
R326
43K 1%
R325
120K 1%
R315
91K 1%
0.033u
C235
2200p 5%
C234
100p 5%C233
1.1V
fc = 10kHz
R313
1.1K 1%
R323
43K 1%
R324
120K 1%
R314
91K 1%
0.1u
C230
4700p
C231
220p 5%C232
1.1V
fc = 10kHz
R241
1.1K 1%
R235
43K 1%
R236
120K 1%
R242
91K 1%
0.1u
C178
4700p
C179
220p 5%C180
1.1V
fc = 10kHz
R240
1.1K 1%
R238
43K 1%
R237
120K 1%
R243
91K 1%
0.1u
C184
4700p
C183
220p 5%C182
1.1V
fc = 10kHz
R266
1.1K 1%
R282
43K 1%
R281
120K 1%
R265
91K 1%
0.033u
C202
2200p 5%
C201
100p 5%
C200
1.1V
fc = 10kHz
R263
1.1K 1%
R279
43K 1%
R280
120K 1%
R264
91K 1%
0.033u
C196
2200p 5%
C197
100p 5%C198
1.1V
R294
1.1K 1%
4700p
C208
-3.3~3.3
R285
270K 1%
R287
150K 1%
R296
56K 1%
C211
47p 5%
R286
27K 1%
fc = 10kHz
R278
1.1K 1%
C214
0.015u 680p
C213
1.1V
R295
1.1K 1%
4700p
C206
R290
270K 1%
R288
150K 1%
R297
56K 1%
C212 47p 5%
R289
27K 1%
TP6
CV_PITCH1
TP5
CV_PITCH2
TP8
CV_VCF
TP9
CV_VCA1
TP2
CV_VCA2
TP1
CV_VCA
TP3
CV_PW1
TP4
CV_PW2
TP11
CV_NOISE
TP13
CV_RES
VCC
1
SIN3_1
2
INT01_0
3
SCK3_1
4
TIOA1_2
5
P54
6
P55
7
P56
8
P30
9
P31
10
P32
11
INT04_0
12
INT06_0
13
RTO00_0
14
RTO00_1
15
RTO00_2
16
RTO00_3
17
RTO00_4
18
RTO00_5
19
VSS
20
TIOA4_0
21
TIOA5_0
22
C
23
VSS
24
INT12_0
33
INT13_0
34
AN06
48
AN05
47
AN04
46
AVSS
45
AN02
44
AN01
43
AN00
42
VCC
41
VSS
40
X1
39
X0
38
MD0
37
MD1
36
INT06_2
35
P4B
32
DA1
31
DA0
30
P48
29
INITX
28
P47
27
P46
26
VCC
25
INT04_1
49
AVCC
50
AVRH
51
SIN0_0
59
SOT0_0
58
TIOA7_1
57
AN11
56
AN10
55
AN09
54
AN08
53
AVRL
52
P20
60
P00
61
P01/SWCLK
62
TIOA3_2
70
TIOA6_1
69
SOT4_0
68
SIN4_0
67
INT23_1
66
P04/SWO
65
P03/SWDIO
64
P02
63
INT21_0
71
NMIX
72
INT03_0
73
VSS
80
P81
79
P80
78
VCC
77
TIOA2_2
76
P61
75
P62
74
MB9BF121MPMC-G-JNE2
IC14
3.3VA
3.3VA
3.3VA
3.3VA
3.3VA
3.3VA
3.3VA
3.3VA
3.3VA 3.3VA
3.3VA
+5V
R352
NU
R93
10K
R92
2.2K
R84
10K
R85
2.2K
-0.6~0.6
3.3VA
1K C68
D23
D
R322
10K
R83
100K
OSC_TR1
OSC_TR2
R327 22K
R328 22K
R90 22K
OSC_TR
VOICE CPU
PWM FILTERS
0.23-3.0V
R941K
R911KTP10
AN00
TP7
AN02
1 CROSS MOD, AD level fix 2015.9.14
Tatsuya
Takahashi
RA1C 10
RA1D 10
PWM_OCT1
PWM_OCT2
PWM_VCF
PWM_VCA1
PWM_VCA2
PWM_NOISE
PWM_PW1
PWM_PW2
PWM_VCA
PWM_RES
DA_NOTE1
DA_NOTE2
1
2
3
4
5
6
CN6
NU
SWO
SWCLK
SWDIO
SWCLK
SWDIO
SWO
EXT_ON
SW_EXTON
3.3VA

Korg MONOLOGUE Specifications

General

Product type	Analog synthesizer
Product color	Silver
User presets quantity	20
Keyboard number of keys	25
Preset programs quantity	80
Display type	OLED
Built-in display	Yes
Headphone outputs	1
Battery type	AA
Operating time	8 h
DC input voltage	9 V
Power source type	AC, Battery
Number of batteries supported	6

Weight and Dimensions

Depth	276 mm
Width	350 mm
Height	76 mm
Weight	1700 g