Circuit Diagram (Panel Board) - Boss GT-100 Service Notes

Mar. 2012

Circuit Diagram (Panel Board)

fig.d-panel.eps@L
D+3.3
C6
100uF
16V
2 4
C8 C9
1000pF 1000pF
UnPop UnPop
VR1
RV112FF-40B1-125F-0B20K-00A2 RV112FF-40B1-125F-0B20K-00A2
VR1 VR1
RV112FF-40B1-125F-0B20K-00A2
RV112FF-40B1-125F-0B20K-00A2
GND
34
2 4 2 4
C10
C11 C12 C13
1000pF
1000pF 1000pF 1000pF
UnPop
UnPop UnPop UnPop
VR2 VR3
RV112FF-40B1-125F-0B20K-00A2
VR2 VR2 VR3 VR3
RV112FF-40B1-125F-0B20K-00A2 RV112FF-40B1-125F-0B20K-00A2
RV112FF-40B1-125F-0B20K-00A2 RV112FF-40B1-125F-0B20K-00A2
VR9
RD901F-40-125F-B50K-00D
50kB
2 4 2 4
C14 C15 C16 C17
1000pF 1000pF 1000pF 1000pF
UnPop UnPop UnPop UnPop
VR4 VR5
RV112FF-40B1-125F-0B20K-00A2 RV112FF-40B1-125F-0B20K-00A2
VR4 VR4 VR5 VR5
RV112FF-40B1-125F-0B20K-00A2 RV112FF-40B1-125F-0B20K-00A2
RV112FF-40B1-125F-0B20K-00A2 RV112FF-40B1-125F-0B20K-00A2
GT-100
D+3.3
VR9
RD901F-40-125F-B50K-00D
50kB
VR9
50kB
RD901F-40-125F-B50K-00D
GND
2 4 2
C18 C19 C20
1000pF 1000pF 1000pF
UnPop UnPop UnPop
VR6
RV112FF-40B1-125F-0B20K-00A2 RV112FF-40B1-125F-0B20K-00A2
VR6 VR6 VR7
RV112FF-40B1-125F-0B20K-00A2 RV112FF-40B1-125F-0B20K-00A2
RV112FF-40B1-125F-0B20K-00A2 RV112FF-40B1-125F-0B20K-00A2
PAGE-LEFT
SW9
SKQKABD010
PAGE-RIGHT
SW10
SKQKABD010
EXIT
SW11
SKQKABD010
WRITE
SW12
SKQKABD010
EZ-TONE
SW13
SKQKABD010
CTL/EXP
SW14
SKQKABD010
EFFECT
SW15
SKQKABD010
SYSTEM
SW16
SKQKABD010
GND
OUTPUT-VR
2
C3
1000pF
4
C21
1000pF
UnPop
VR7
VR7
D+3.3