9
-2
9
Troubleshooting
9
-2 System Problem
1. Check the IC M51953B(U10)
2. Check the Reset Pin on Flash Memory
3. Check the related Circuit & Pattern on PCB
1. Check the Clock Xin, Xout on FS741(U8)
2. Check the Frequency(16.00NHz)
3. Check the related Circuit & Pattern on PCB
1. Check the Addr/Data Line Pattern
2. Check the related Circuit & Pattern on PCB
3. Program downLoad again
1. Check the/CS Signal
2. Check the SRAM
3. Check the Addr/Data Pattern
Clock
Signal Ok?
Reset Signal
Ok?
Program
Ok?
SRAM
Ok?
N
Y
N
Y
N
Y
N
Y
1. Check the Main Clock(16.00MHz)
2. Check the Addr/Data Line Pattern
3. Check the Main PBA
CPU
Ok?
N
Y
System
Problem
End
Samsung Electro-M
e
chanics
Содержание SRP-350U
Страница 2: ...About Notes Precaution symbols Samsung Electro Mechanics ...
Страница 4: ...Overview of this Receipt Printer Samsung Electro Mechanics ...
Страница 7: ...1 Precaution Statements 8 6 0 A 6 8 9 8 4 8 8 1 3 Samsung Electro Mechanics ...
Страница 8: ...1 Precaution Statements 1 4 MEMO Samsung Electro Mechanics ...
Страница 26: ...2 Product Specifications 2 18 MEMO Samsung Electro Mechanics ...
Страница 34: ...3 Installation and Operation 3 8 MEMO Samsung Electro Mechanics ...
Страница 63: ...7 Special Circuit Descriptions 7 12 MEMO Samsung Electro Mechanics ...
Страница 97: ...11 1 11 PCB Layout and Parts List 11 1 Main PCB Layout 11 1 1 Component Side Samsung Electro Mechanics ...
Страница 98: ...11 PCB Layout and Parts List 11 2 11 1 Main PCB Layout 11 1 1 Component Side Samsung Electro Mechanics ...
Страница 99: ...11 PCB Layout and Parts List 11 3 11 1 Main PCB Layout 11 1 2 Solder Side Samsung Electro Mechanics ...
Страница 100: ...11 PCB Layout and Parts List 11 4 11 1 Main PCB Layout Samsung Electro Mechanics 11 1 2 Solder Side ...
Страница 113: ...12 Block Diagram 12 2 MEMO Samsung Electro Mechanics ...
Страница 115: ...13 Wiring Diagram 13 2 MEMO Samsung Electro Mechanics ...
Страница 121: ...REF NO SEC N 1 2 3 D ED EDIT A C H E SIGN R P C K E W G G 14 Schematic Diagrams 14 6 Samsung Electro Mechanics ...
Страница 122: ...W G REF NO SEC 1 2 C EDIT SIGN H E C A R P K ED 3 E N G D 14 7 Samsung Electro Mechanics 14 Schematic Diagrams ...
Страница 123: ...H N E C K E D W C R P G A 3 REF NO SEC 1 G ED EDIT SIGN 2 14 Schematic Diagrams 14 8 Samsung Electro Mechanics ...
Страница 124: ...SRP 350 E 4 6 5 T J JEON C D B 1 7 1 2 2 3 4 USB 3 A 14 Schematic Diagrams 14 9 Samsung Electro Mechanics ...
Страница 125: ... SAMSUNG ELECTRO MECHANICS Co Ltd January 2004 Printed in Korea ELECTRO MECHANICS ...