Yamaha GA 011589 service manual AG-Stomp Overall Circuit Diagram 3/3 DM

ABCDEFG

AG-Stomp OVERALL CIRCUIT DIAGRAM 3/3 (DM)

DM 1/2

ASSP

SRAM SRAM AND

CPU

	FLASH ROM
OR	OR	AND	AND	OR

OR

OR

AND

from B (P2.K6)

to A (P2.K6)

DSP6

DRAM

DRAM

REGULATOR

AG-Stomp

ABCDEFG

HIJKL

AG-Stomp1

PHOTO COUPLER

2

BUFFER

3

to PN1/2-CN304

(P1.E5)

BUFFER

4

to PN1/2-CN303

(P1.E5)

BUFFER

5

to PN1/2-CN302

(P1.G8)

6

INVERTER

7

BUFFER

8

AG-Stomp

P3

9

HIJKL