Korg PA3X Service Manual page 43

R24
LDU[0:2]
R23
+3.3V
R26
R25
C14
100n
1 P07/AI 28
VDD
INT
2 P05/AIO 27
AIN5 P06/AI AIN6
3 P03/AIO 26
AIN3 P04/AIO AIN4
IC3
4 P01/AI 25
AIN1 P02/AIO AIN2
5 P27 24
BUZZ P00/AI AIN0
LDU1 6 P25 23
LDU2
P26/EXTVREF
7 P23/AI 22 LDU0
P24/EXTAGND
8 P21/AI 21
P22/AI
9 SMP 20
P20/AI
10 P17/SCL 19
REB XRES RST_RIGHT
11 P15/SDA 18
P16 REA
SDU3
12 P13 17
P14/EXTCLK
SDU1 SDU2
13 P11/XTI/SCL 16
P12
SDU0
14 VSS 15
P10/XTO/SDA
CY8C24-28PIN-SSOP
22E
R11
R12
22E
SDU[0:3]
N.U. BUZZ1 N.U.
C11
R9
+
BUZZ
1
N.U.
BUZZER
2
N.U.
C7
N.U.
+3.3V
R21 R14
2K2 2K2
REB
REA
+5V
CN2-1
CN2-2 SCL
CN2-3
CN2-4 SDA
CN2-5
100n
CN2-6
C26
+3.3V
CN2-7 RST_LEFT
CN2-10 +
C25
CN2-8
TP14
CN2-9 INT
CN2-11 RST_RIBBON
CN2-12 RIBBON_TX
TP19
CN2-13
TP18
CN2-14 R47 AIN3
TP17
R48 AIN2
R49 AIN1
R50 AIN0
CN2-15
TP16
CN2-16
TP15
Q6
R32 100E
3 2
LDU2
R40 100E
Q9
1
3 2
LDU1
Q3
1 R29 100E
3 2
LDU0
1
10K
A
10K +5VL
B
10K
C
1
10K
3 2
G
1
Q1
3 2
+5VL
IC2 1
Q4
3 2
1 15
A Y0
2 14 1
Q7
B Y1
3 13 3 2
C Y2
12
Y3
6 11 1
G1 Y4 Q10
4 10 3 2
G2A Y5
5 9
G2B Y6
7
1
Y7 Q2
16 2
3
VCC
8
1
Q5
GND
3 2
74AHCT138PW
1
Q8
3 2
Q11
SDA
SCL
2K2 1K
R15 R17
R13 2K2 R16 1K
R22 2K2 R19 1K
R20 2K2 R18 1K
+5VL
C19
C18
47u
+5V
TP1
CN1-1
C1
C2
100n 10u
CN1-2
TP2
+3.3V for CTRL BOARD
CN1-3
CN1-4
+3.3VMEM for CTRL BOARD
CN1-5
TP3
CN1-6
CN1-7
TP4
CN1-8
+3.3V
CN1-9
10K
R3
CN1-12
TP5
N.U.
TP6
CN1-11
R7 68E
C6
N.U.
+3.3V
100n
CN1-13
TP7
CN1-14
TP8
CN1-15
TP9
RST_CTRLBOARD
CN1-16
CN1-17
TP10
CN1-18
TP11
CN1-19
TP12
SOFT_POWER_OUT
CN1-20
CN1-10
TP13
R1 47E
LD2
LD1
LD0
LD[0:2]
SD[0:3]
+5VL
+5V
R39
22E +5VL
IC4
22E
A 1 15 3
R38 A Y0
B 2 14
B Y1
3 13
C
C Y2
12
Y3
6 11
G
G1 Y4
4 10
G2A Y5
5 9 3
G2B Y6
7
Y7
16
VCC
8
GND
74AHCT138PW
R51
0E
SCL
SDA
INT
+5V
HDD_LED
RST_LEFT
R4 +
C4
RST_RIGHT
C3
N.U.
100n
N.U.
RST_RIBBON
C5
CRG_STATE_R
AIN6
AIN5
CRG_STATE_G
AIN4
SOFT_POWER_IN
RIBBON_TX
LD[0:2]
1
3 2
1
Q12
2
1
Q13
3 2
1
Q14
2
Q15
SD[0:3]
N.U.
+3.3V
D3
BA033-SMD_A
IC1
N.U.
1
3
IN OUT
GND
+
2
C9
10u
100n
C8
1K
R37
+3.3V
1K
R36
1K
R35
3 3 3
2 2 2
VR1 VR2 VR3
1 1 1
STANDBY SWITCH and BATTERY STATUS
SOFT_POWER_IN
R8 100E
CN3-1
CRG_STATE_G
TP21
R10 100E
CN3-2
CRG_STATE_R
TP20
CN3-3
CN3-4
CN3-5
CN3-6
N.U.
DRAWN NO.
KID-A002168_2
TITLE
DRAWN DATE
RIGHT PANEL BOARD Pa3X
M.Palombini
M.Caldari
SIZE SHEET OF
1 1
SHEETS