Zoom g9.2tt - Page 31

1 2 3 4 5 6 78
A
B
C
D
8
7654321
D
C
B
A
+3.3VD
R962.2k R972.2k R982.2k R992.2k R1002.2k R1012.2k
R10822k
C102
0.039u
C108
0.039u
OE2
19
OE1
1
A1
2
Y1
18
A2
3
Y2
17
A3
4
Y3
16
A4
5
Y4
15
A5
6
Y5
14
A6
7
Y6
13
A7
8
Y7
12
A8
9
Y8
11
VCC
20
GND
10
IC20
SN74LV541ANS
OE2
19
OE1
1
A1
2
Y1
18
A2
3
Y2
17
A3
4
Y3
16
A4
5
Y4
15
A5
6
Y5
14
A6
7
Y6
13
A7
8
Y7
12
A8
9
Y8
11
VCC
20
GND
10
IC21
SN74LV541ANS
C62
0.1u
C60
0.1u
LCD_E
LCD_R/W
LCD_RS
AVSS
AVDD
VR_GAIN
VR_LEVEL
VR_BASS
VR_MIDDLE
VR_TREBLE
VR_PRESENCE
+3.3VD
+3.3VD
CPUD0
CPUD1
CPUD2
CPUD3
CPUD4
CPUD5
CPUD6
CPUD7
CPUD8
CPUD9
CPUD10
CPUD11
CPUD12
CPUD13
CPUD14
CPUD15
CPUD[0..15]
CPUD[0..15]
/EX_PORT
/LED_WE
LED[0..7]
+5VD
/CPU_RD
/CPU_RD
/EX_PORT
/CPU_WRL
/CPU_WRL
LCD_CTS0
LCD_CTS1
LCD_D4
LCD_D5
LCD_D6
LCD_D7
C63
0.1u
+3.3VD
SW_DYN0
SW_DYN1
SW_DYN2
+3.3VD
SW_DYN3
TYPE_A
TYPE_B
PARM1_A
PARM1_B
PARM2_A
PARM2_B
PARM3_A
PARM3_B
PARM4_A
PARM4_B
AMP_TYPE_A
AMP_TYPE_B
1
5
2 3 4
8 7 6
RA5
47k*4
R7
3.9k
2
1 6
DT1A
MUN5211DW1T1G
5
4 3
DT1B
MUN5211DW1T1G
R59
5.1k
R94
750
/SCAN[0..7]
/SCAN[0..7]
OC
1
CLK
11
1D
2
1Q
19
2D
3
2Q
18
3D
4
3Q
17
4D
5
4Q
16
5D
6
5Q
15
6D
7
6Q
14
7D
8
7Q
13
8D
9
8Q
12
VCC
20
GND
10
IC18
SN74LV574ANS
C61
0.1u
CPUD0
CPUD1
CPUD2
CPUD3
CPUD4
CPUD5
CPUD6
CPUD7
+3.3VD
LED0
LED1
LED2
LED3
LED4
LED5
LED6
LED7
4
5
6
IC23B
SN74LV32ANS
147
12
13
11
IC23D
SN74LV32ANS
VR_GAIN
VR_LEVEL
VR_BASS
VR_MIDDLE
VR_TREBLE
VR_PRESENCE
1
2
3
4
5
6
7
8
CNA_VR
2.0T-1-8A(2mmP)
To PANEL-PCB
EC_TYPE_A
EC_TYPE_B
EC_PARM1_B
EC_PARM1_A
EC_PARM2_B
EC_PARM2_A
EC_PARM3_B
EC_PARM3_A
EC_PARM4_B
EC_PARM4_A
EC_AMP_B
EC_AMP_A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CNA_ENC
2.0T-1-14A(2mmP)
To ENCODER-PCB
LCD_D4
LCD_D5
LCD_D6
LCD_D7
LCD_RS
LCD_R/W
LCD_E
1
2
3
4
5
6
7
8
9
10
11
12
CNB_LCD
2.0T-1-12A(2mmP)
LCD_V0
To PANEL-PCB+3.3VD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
CNA_FT1M
1.0S-12-24P
/SCAN0
/SCAN1
/SCAN2
/SCAN3
/SCAN4
/SCAN5
/SCAN6
/SCAN7
LED0
LED1
LED2
LED3
LED4
LED5
LED6
LED7
SW_DYN0
SW_DYN1
SW_DYN2
SW_DYN3
To FOOT1-PCB
= +LEDV
+3.3VD
SW_DYN[0..3]
SW_STC[1..7]
SW_STC[1..7]
SW_STC1
SW_STC2
SW_STC3
SW_STC4
SW_STC5
1
2
3
4
5
6
7
8
CNA_FT2M
2.0T-1-8A(2mmP)
SW_STC6
SW_STC7
To FOOT2-PCB
R1022.2k R1032.2k R1042.2k R1052.2k R1062.2k R1072.2k
R10922k
R11022k
R11122k
R11222k
R11322k
R11422k
R11522k
R11622k
R11722k
R11822k
R11922k
C103
0.039u
C109
0.039u
C104
0.039u
C110
0.039u
C105
0.039u
C111
0.039u
C106
0.039u
C112
0.039u
C107
0.039u
C113
0.039u
1
5
2 3 4
8 7 6
RA6
open-r
9
10
8
IC23C
SN74LV32ANS
G9.2ttCIRCUITDIAGRAM
MAINPCB(PCB‑0151)UIFCircuit
‑31‑