Table of Contents

RAID Subsystem DVA-12T Installation Manual		Table of Contents en	3
Table of Contents
1	Warnings and Certifications	. . . . . . . . . . . . . . . .	. 5
1.1	Warning	. . . . . . . . . . . . . . . .	. 5
1.2	Safety Precautions	. . . . . . . . . . . . . . . .	. 5
1.3	Certification	. . . . . . . . . . . . . . . .	. 5
2	Introduction	. . . . . . . . . . . . . . . .	. 7
2.1	Product Overview	. . . . . . . . . . . . . . . .	. 7
2.2	Enclosure Chassis	. . . . . . . . . . . . . . . .	. 8
2.2.1	Chassis Overview	. . . . . . . . . . . . . . . .	. 8
2.2.2	Front Panel Overview	. . . . . . . . . . . . . . . .	. 9
2.2.3	Hard Drive Numbering	. . . . . . . . . . . . . . . .	. 9
2.2.4	Rear Panel Overview	. . . . . . . . . . . . . . . .	. 9
2.2.5	Backplane Board	. . . . . . . . . . . . . . . .	10
2.3	Subsystem Components	. . . . . . . . . . . . . . . .	10
2.3.1	Front Handles	. . . . . . . . . . . . . . . .	10
2.3.2	Drive Trays	. . . . . . . . . . . . . . . .	11
2.3.3	The RAID Controller Module	. . . . . . . . . . . . . . . .	11
2.3.4	Controller Module Interfaces	. . . . . . . . . . . . . . . .	12
2.3.5	DIMM Module	. . . . . . . . . . . . . . . .	12
2.3.6	BBU	. . . . . . . . . . . . . . . .	12
2.3.7	Power Supply Units	. . . . . . . . . . . . . . . .	13
2.3.8	Cooling Modules	. . . . . . . . . . . . . . . .	13
2.4	Subsystem Monitoring	. . . . . . . . . . . . . . . .	14
2.4.1	I2C bus	. . . . . . . . . . . . . . . .	14
2.4.2	LED Indicators	. . . . . . . . . . . . . . . .	14
2.4.3	Firmware (FW)	. . . . . . . . . . . . . . . .	14
2.4.4	Audible Alarms	. . . . . . . . . . . . . . . .	14
2.5	Hot-swappable Components	. . . . . . . . . . . . . . . .	15
2.5.1	Hot-swap Capabilities	. . . . . . . . . . . . . . . .	15
2.5.2	Components	. . . . . . . . . . . . . . . .	15
2.5.3	Normalized Airflow	. . . . . . . . . . . . . . . .	15
3	Hardware Installation	. . . . . . . . . . . . . . . .	16
3.1	Introduction	. . . . . . . . . . . . . . . .	16
3.2	Installation Prerequisites	. . . . . . . . . . . . . . . .	16
3.3	Safety Precautions	. . . . . . . . . . . . . . . .	16
3.3.1	Precautions and Instructions	. . . . . . . . . . . . . . . .	16
3.3.2	Static-free Installation	. . . . . . . . . . . . . . . .	17
3.4	General Installation Procedure	. . . . . . . . . . . . . . . .	17
3.5	Unpacking the Subsystem	. . . . . . . . . . . . . . . .	18
3.6	Rack/Cabinet Installation	. . . . . . . . . . . . . . . .	18
3.7	Drive Tray Installation	. . . . . . . . . . . . . . . .	18
4	Subsystem Monitoring	. . . . . . . . . . . . . . . .	21
4.1	Subsystem Monitoring Overview	. . . . . . . . . . . . . . . .	21
4.2	Status-indicating LEDs	. . . . . . . . . . . . . . . .	22
4.2.1	Brief Overview of the LEDs	. . . . . . . . . . . . . . . .	22
4.2.2	Drive Tray LEDs	. . . . . . . . . . . . . . . .	22
4.2.3	Controller Module LEDs	. . . . . . . . . . . . . . . .	23
4.2.4	Ethernet Port LEDs	. . . . . . . . . . . . . . . .	23
4.2.5	BBU Module LED	. . . . . . . . . . . . . . . .	24
4.2.6	PSU LEDs	. . . . . . . . . . . . . . . .	24
4.2.7	Cooling Module LEDs	. . . . . . . . . . . . . . . .	25
4.3	Audible Alarm	. . . . . . . . . . . . . . . .	25
4.3.1	Default Threshold Values	. . . . . . . . . . . . . . . .	25
4.3.2	Failed Devices	. . . . . . . . . . . . . . . .	26
4.4	I2C Monitoring	. . . . . . . . . . . . . . . .	26
5	Subsystem Connection and Operation	. . . . . . . . . . . . . . . .	27
5.1	Cabling	. . . . . . . . . . . . . . . .	27
5.2	Host Connection Topologies	. . . . . . . . . . . . . . . .	27

Bosch Security Systems

F.01U.027.798 V1 2006.06

DVA-12T specifications

The Bosch Appliances DVA-12T is a standout in the field of kitchen ventilation, offering a seamless blend of high performance, modern design, and innovative technology. This under-cabinet range hood is engineered to deliver top-notch airflow while maintaining a surprisingly quiet operation, making it an ideal choice for both professional and home chefs.

One of the primary features of the DVA-12T is its powerful ventilation system, which boasts an impressive airflow capacity of 400 CFM. This ensures that even the most intense cooking sessions are met with adequate ventilation, effectively removing smoke, odors, and grease from the kitchen environment. The appliance is equipped with a three-speed fan that allows users to choose the appropriate level of airflow based on cooking needs, from simmering to high-heat sautéing.

In terms of design, the Bosch DVA-12T exemplifies contemporary aesthetics with its sleek stainless steel finish, which not only enhances the kitchen's appearance but is also easy to clean. Its low-profile design allows it to fit neatly under cabinets, making it a space-saving solution that does not compromise on power or effectiveness.

The DVA-12T is fitted with an advanced lighting system that includes LED lights, providing bright and efficient illumination over the cooking area. These lights enhance visibility while cooking and contribute to energy savings compared to traditional incandescent lights.

Moreover, the DVA-12T features a dishwasher-safe baffle filter that efficiently captures grease and enhances the longevity of the appliance. This user-friendly feature simplifies maintenance, allowing consumers to keep their range hood functioning optimally without hassle.

One notable characteristic of the Bosch DVA-12T is its quiet operation. With noise levels that remain as low as 46 decibels, this range hood ensures that you can enjoy conversations and the ambiance of your kitchen while cooking. This is achieved through advanced engineering that minimizes turbulence and promotes smooth airflow.

In conclusion, the Bosch Appliances DVA-12T stands out for its powerful ventilation, stylish design, user-friendly features, and quiet operation. It's an ideal choice for anyone looking to enhance their culinary environment while maintaining a serene atmosphere in the kitchen. Whether for everyday cooking or gourmet meals, this range hood represents the essence of Bosch's commitment to quality and innovation.

Bosch Appliances DVA-12T installation manual Table of Contents

Models: DVA-12T

DVA-12T specifications