– 16 –
1.
Block Diagram
The following is the block diagram for this printer.
(16)
(16)
(8)
(8)
(16)
24V
Data (Host Computer)
Near-end
Sensor Board
RESUME
Switch
Main Logic Board
Gate Array
CPU
DC-DC Coverter
Power Supply Unit
EPROM
128 k x 16 Bit (Ver. 1)
250 k x 16 Bit (Ver. 2)
PS-RAM
128 x 16 BitPS-RAM
S-RAM
8K x 8 BitS-RAM
Chinese Char. ROM
256 k x 16 Bit (Ver. 1)
512 k x 16 Bit (Ver. 2)
EEPROM
Head Driver
Motor Driver
Cutter Driver
Sensor Circuit
Presenter
Driver
Thermal
Head
Print Mechanism
Paper
Feed
Motor
Cutter
Sensor
Presenter
Interface Board
RS-232C, RS-422A, Parallel
Fig. 2-1 Block Diagram
Summary of Contents for TUP400 Series
Page 1: ...THERMAL PRINTER TUP400 Series TECHNICAL MANUAL SECOND EDITION...
Page 4: ...This page was intentionally left blank...
Page 34: ...This page was intentionally left blank...
Page 38: ...38 B A C D D A B C C 5 2 4 3 1 6 6 7 8 1 Fig 4 1 Lubrication Points...
Page 56: ...56 6 Main Logic Board Ver 2 6 1 Circuit Diagram Main Logic Board Ver 2 1 5...
Page 57: ...57 Main Logic Board Ver 2 2 5...
Page 58: ...58 Main Logic Board Ver 2 3 5...
Page 59: ...59 Main Logic Board Ver 2 4 5...
Page 60: ...60 Main Logic Board Ver 2 5 5...
Page 61: ...61 6 2 Component Layout...
Page 67: ...67 8 RS 232C Interface Board Ver 2 8 1 Circuit Diagram...
Page 69: ...69 9 RS 422A Interface Board 9 1 Circuit Diagram...
Page 73: ...73 11 Parallel Interface Board Ver 2 11 1 Circuit Diagram...
Page 79: ......