9
-10
9
Troubleshooting
9
-10 USB Communication Problem
1. Check the Control Line & Signal(CS3, RD, WR, INT)
2. Check the Data Line & Signal
3. Check the Connector(34P)
4. Check the Clock(48MHz)
5. Check the related Circuit and Pattern on I/F PBA
& Main PBA
Host Comm
Failure?
Main PBA I/F
Failure?
N
Y
N
Y
USB Problem
1. Check the Clock(48MHz)
2. Check the D+ whether it is Pull up to V3.3
3. Check the Host whether it works correctly
4. Check the USB Cable whether it is open or short
5. Check the related Circuit and Pattern on I/F PBA
End
Samsung Electro-M
e
chanics
Содержание SRP-350PG - SRP 350 B/W Direct Thermal...
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 ...