2 system problem, Rev. 2.01 – BIXOLON 352plusA User Manual

Page 52

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Rev. 2.01

- 52 -

SRP-350/352plusA&C

7-2 System Problem

Clock

Signal Ok?

Program

Ok?

CPU

Ok?

End

1. Check the Frequency (5MHz)

2. Check the related Circuit & Pattern on PCB

1. Check the Address/Data Line Pattern

2. Check the related Circuit & Pattern on PCB

3. Program download again

1. Check the Main Clock (5MHz)
2. Check the Address/Data Pattern

3. Check the Main PBA

System

Problem

N

N

N

Y

Y

Y

SRAM

Ok?

1. Check the /CS Signal
2. Check the SRAM

3. Check the Address/Data Pattern

N

Y

Reset Signal

Ok?

1. Check the IC (U8,ASM811REUSF-T)

2. Check the Reset Pin on Flash Memory and CPU

3. Check the related Circuit & Pattern on PCB

N

Y

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