DIP Switch Tables

DIP switch 1 (Serial Interface)

SW	Function	ON	OFF
1-1	Data receive error	Ignored	Prints “?”

1-2	Receive buffer	45 bytes	4K bytes
	capacity

1-3	Handshaking	XON/XOFF	DTR/DSR

1-4	Data word length	7 bits	8 bits

1-5	Parity check	Enabled	Disabled

1-6	Parity selection	Even	Odd

1-7	Transmission speed (See table A.)
1-8

Table A

Transmission speed (bps)-bits per second	SW1-7	SW1-8
Adjustable by control commands*	ON	ON

4800	OFF	ON

9600	ON	OFF

19200	OFF	OFF

*Only when DIP Switches 1-7 and 1-8 are on, the transmission speed can be selected from one of seven speeds: 2400, 4800, 9600, 19200, 38400, 57600, and 115200 bps by control commands. The default is 38400.

DIP switch 1 (Parallel/USB Interface)

SW	Function	ON	OFF

1-1	Auto line feed	Always	Always disabled
		enabled

1-2	Receive buffer	45 bytes	4KB
	capacity

1-3*1	Select paper sensors	Disabled	Roll Paper end
	to output paper-end		sensor enabled,
	signals (default value		Roll Paper near-
	of a command) from		end sensor
	parallel I/F.		enabled

1-4*1	Error signal output	Disabled	Enabled
	from parallel I/F

1-5~	Undefined
1-7

1-8*2	Power saving function	Disabled	Enabled
	for USB

*1: For USB I/F, DIP Switches 1-3 and 1-4 are Undefined.

*2: For Parallel I/F, DIP Switch 1-8 is Undefined.

DIP switch 2 (Serial/Parallel/USB Interface)

SW	Function	ON	OFF

2-1	Handshaking	Receive buffer	Offline or
	(BUSY condition)	full	Receive buffer
			full

2-2	Do not change	Fixed to OFF
	settings

2-3	Print density/	See Table B
2-4	Low power
	consumption mode

2-5	Release condition of	Releases BUSY	Releases BUSY
	receive buffer BUSY	when remaining	when remaining
	(If receive buffer	receive buffer	receive buffer
	capacity set to 4 KB.)	capacity	capacity
		reaches	reaches
		138 bytes.	256 bytes.

2-6	Do not change	Fixed to OFF
	settings.

DIP switch 2-7, 2-8 (Serial Interface)

SW	Function	ON	OFF

2-7	I/F pin 6 reset	Enabled	Disabled

2-8	I/F pin 25 reset	Enabled	Disabled

DIP switch 2-7, 2-8 (Parallel/USB Interface)

SW	Function	ON		OFF

2-7	Do not change		Fixed to OFF

2-8	Do not change		Fixed to ON

Table B

Print density/low power	SW2-3	SW2-4
– Low power consumption mode	ON	ON

Print density “Normal”	OFF	OFF

Print density “Medium”	ON	OFF

Print density “Dark”	OFF	ON

T88IV specifications

The Epson T88IV is a leading point-of-sale (POS) printer designed for high-performance transaction environments. Known for its reliability and efficiency, the T88IV stands out in businesses ranging from retail to hospitality, offering a perfect blend of features and cutting-edge technology.

One of the standout characteristics of the T88IV is its print speed. With a maximum print speed of 350 mm per second, this printer ensures that transactions are completed swiftly, minimizing wait times for customers and enhancing the overall service experience. This high-speed performance is complemented by quiet operation, making it ideal for busy environments where noise reduction is preferred.

The T88IV utilizes advanced thermal printing technology, which eliminates the need for ink or toner, resulting in lower maintenance costs and less environmental waste. Thermal printing also ensures that receipts are printed with high-quality graphics and sharp text, providing customers with clear and professional documentation of their purchases.

Connectivity is a key feature of the T88IV. It supports multiple interfaces including USB, Ethernet, and Bluetooth, allowing businesses to integrate the printer seamlessly into their existing POS systems. This flexibility in connectivity options ensures that the T88IV can adapt to various business setups, enhancing its versatility.

Moreover, the printer has a compact design, making it suitable for environments where space is limited. Its sleek and modern aesthetics enable it to blend effortlessly with other POS equipment. The T88IV is also user-friendly, with an easy paper loading mechanism that minimizes downtime during busy hours.

The Epson T88IV supports a wide range of paper formats and sizes, which adds to its versatility across different applications. The printer can handle both standard and customized receipt formats, ensuring businesses can tailor their customer communications effectively.

In addition to its technical features, the T88IV is backed by Epson's robust reliability. It is designed to withstand the high demands of retail and restaurant environments, boasting a mean time between failures (MTBF) rating that ensures longevity and ongoing performance.

Overall, the Epson T88IV is a powerful and efficient choice for any business seeking a dependable POS printer. With its blend of speed, connectivity, ease of use, and durability, it meets the needs of modern transaction environments, helping businesses enhance customer satisfaction while operating smoothly and effectively.