Zoom G2.1u Service Manual

SDRAM
1M x16bit
DSP
ZFX-3
EMIF
Clock
McBSP
UART1
20MHz
256Fs
CSI0
GPIO
LED
Switch
CPU
(V850/SA1)
24.576MHz
64Fs
1Fs
16bit
Data Bus
Digital In
Digital Out
Port
MIDI I/F
for
Debug/Backup
EEPROM
16kbit
McBSP
7SEG x2figures
Chip LED x6
Tact SWx(8+2)
Port
ADC
11point
VR
Ctrl In
AD0006
DC9V 300mA
BTT level
ROM:256k
RAM:8k
Foot SW/Ex-Pedal
HPI
Encoder
x
3
Ex.Bus
2x8 Matrix
Static Read
1k x16bit
Port
Static Write
+4 for D164
1.Power Supply Block
4.Panel
Block
3.CPU Block
29M33
SW-Reg.
BTT
Linear-Reg.
XC9502
SUM3 x4
+3.3VA
+8VA
+3.3VD
+1.26VD
PC
(USB BUS)
+3.3USBV
Linear-Reg.
XC6213
power switch
+5USBV
2.ANALOG
BLOCK
6.USB
BLOCK
Current Limiter
5.USB Power Supply
Block
BLOCK DIAGRAM
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Zoom G2.1u Specifications

General

Brand	Zoom
Model	G2.1u
Category	Music Pedal
Language	English