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(2) Automatic self-test
c Model name
d Memory check
• Program area (Creation date, version, checksum)
• Boot area (Creation date, version, checksum)
• Font area (Version, checksum)
• Bit map Kanji ROM (Version, checksum)
• HTML (Creation date, version, checksum)
• EEPROM check
• SDRAM check
e Sensor check
• Thermal head thermistor
• Ambient thermistor
• Reflective sensor
• Transmissive sensor
• No paper level
• Threshold level
f Battery voltage
g Installed interface
h Loopback check
• IrDA
• RS-232C
• Bluetooth
• Wireless LAN
(When the wireless LAN is installed, version information is also displayed.)