Figure 1-24. Seipnl Board - Epson SQ-B50/2550 Technical Manual

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REV.-A
1.5.4 SEIPNL Board
The SEIPNL board is composed of a board and a case. The following are mounted on the board:
20 column LCD (Liquid Crystal Display)
LCD controller
Non-volatile memory: 256K-byte EEPROM
Switches and LEDs
Cover-open sensor
Other general purpose TTL ICs
All of the above are contained on the single SEIPNL board.
The SEIPNL board is controlled by a serial connecting to the SEIMA board.
Figure 1-24. SEIPNL Board
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