TSC TDP 248M, Руководство по обслуживанию

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TTP-248M/2410M Bar Code Printer
Service Manua
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TABLE OF CONTENT
1. Foundamentals About the System ............................................................................. 1
1.1 Printer Overview................................................................................................ 1
1.1.1 Front View............................................................................................... 1
1.1.2 Rear View ............................................................................................... 2
1.2 Pinter Specification ........................................................................................... 2
1.3 Available Bar Codes.......................................................................................... 4
1.4 Text Specification .............................................................................................. 5
Specification of Fonts....................................................................................... 6
File Head of Font ( Fixed 32bytes ).................................................................. 6
VF1~4 .............................................................................................................. 7
BF3~4 VF3~4................................................................................................... 7
2. Supply Specifications ................................................................................................. 8
2.1 Types of Paper .................................................................................................. 8
2.2 Specification...................................................................................................... 8
2.3 Ribbon Specification ......................................................................................... 9
3. Circuit Description ................................................................................................. 10
3.1 MCU.............................................................................................................. 10
3.2 MCU PIN Description ...................................................................................... 12
3.3 Reset Circuit.................................................................................................... 21
3.4 Memory System .............................................................................................. 22
3.5 Decoder Circuits.............................................................................................. 23
3.6 Memory Map ................................................................................................... 23
Area P2 .......................................................................................................... 23
3.7 Firmware Address Map ................................................................................... 25
SDRAM Address Map.................................................................................... 26
3.8 Power Down Sensor........................................................................................ 27
3.9 Print Head ....................................................................................................... 28
3.10 Motor System Circuit..................................................................................... 29
3.11 Sensor Circuits .............................................................................................. 30
3.12 Serial Port Circuit .......................................................................................... 33
3.13 Parallel Port Circuit ....................................................................................... 34
3.14 Cutter Drive System ...................................................................................... 35
3.15 PIN Switch Circuits........................................................................................ 36
3.16 Connector Circuits......................................................................................... 36
3.17 Optional Items Circuits .................................................................................. 39