Table of Contents
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Speaker
R634
YMU_RESET
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< Melody IC >
VREG_YMU_2.85V
YMU_CLK
CLKI
LED
/IRQ
YMU_IRQ
/RST
NC
PLLC
VDD
VSS
VREF
MEL_L
MEL_R
7-11
Flow Chart of Troubleshooting
D2
D3
D4
U607
D5
D6
D7
MTR
SPOUT2
SPOUT1
VBATT_4.2V
OE2_N
A2(1)
YMU_CS_N
WE2_N
D2(0)
D2(1)
D2(2)
D2(3)
D2(4)
D2(5)
D2(6)
D2(7)
SPOUT2
SPOUT1
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