Table of Contents
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F low Chart of Troubleshooting
+VDD_IO_LOW
+VDD_IO_LOW
+VDD_IO_LOW
CS2n_FLASH
C300
C301
C302
HA(1:16)
HA(1)
HA(2)
HA(3)
TP319
HA(4)
HA(5)
HA(6)
HA(7)
HA(8)
HA(9)
HA(10)
HA(11)
HA(12)
HA(13)
HA(14)
HA(15)
HA(16)
HA(1:24)
HA(1)
HA(2)
HA(3)
HA(4)
HA(5)
HA(6)
HA(7)
HA(8)
HA(9)
HA(10)
HA(11)
HA(12)
HA(13)
HA(14)
HA(15)
HA(16)
HA(17)
HA(18)
HA(19)
HA(20)
HA(21)
HA(22)
HA(23)
HA(24)
OEn
CS0n_FLASH
OEn
WEn
CS4n_NAND
R310
100K
BE1n
HA(0)
WEn
CLKBURST
RSTEXTn
R311
10K
CS1n_RAM
ADVn
RSTEXTn
MEMORY
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HD(0:15)
HD(0)
HD(1)
HD(2)
HD(3)
HD(4)
HD(5)
HD(6)
HD(7)
C303
TP318
HD(8)
HD(9)
26M_CLK
HD(10)
HD(11)
HD(12)
HD(13)
HD(14)
HD(15)
HD(0:15)
HD(0)
HD(1)
HD(2)
HD(3)
HD(4)
HD(5)
HD(6)
HD(7)
HD(8)
HD(9)
HD(10)
HD(11)
HD(12)
HD(13)
HD(14)
HD(15)
+VDD_IO_HIGH
R317
R309
CLKBURST
WAITn
RSTON
ADVn
LEVEL SHIFT
7- 4
+VCC_SYN
+VCC_SYN
U302
R301
1
5
NC
VCC
2
IN
R302
3
4
R303
OUT
GND
26M_DIGI T
C336
U305
V.C1- 2
LCD_RESET
4
VIN,R1
3
V.C1- 1
ON/OFF
5
2
R318
R2
R1,C1
6
1
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