Denso BHT-7500W, BHT-7500S user manual Chapter Error Messages 145

3.3	RS-232C Interface Specifications		127
3.4	Basic Communications Specifications and Parameters		129
	3.4.1	Basic Communications Specifications	129
	3.4.2	Communications Parameters	131
3.5	Communications Protocols		132
	3.5.1	BHT-protocol	132
	3.5.2	BHT-Ir Protocol	138
Chapter 4		Error Messages	145
4.1	System Errors		146
4.2	Errors in System Mode		151
Chapter 5		Handling the CU-7000 (Option)	157
5.1	Functions of the CU-7000		158
5.2	Components and Functions		158
5.3	Applying Power to the CU-7000		159
5.4	Communicating with the Host Computer		160
	5.4.1	Setting the Transmission Speed of the CU-7000	160
	5.4.2	Interface Cable Connection	160
	5.4.3	Interfacing with the Host Computer	161
5.5	Charging the Rechargeable Battery Cartridge (using the CU-7001)		162
5.6	RS-232C Interface Specifications		164
Appendices			167
Appendix A. Specifications			168
	A.1	BHT-7500/7500S/7500W	168
	A.2 CU-7000		173
Appendix B. Communications Protocol Details			175
	B.1	BHT-protocol	175
	B.2	BHT-Ir protocol	185
Appendix C. A Typical Basic Operation			196

Index 197