APPENDIX #4 – PIN CONFIGURATIONS

25 pin com port

DMR

 

EXTERNAL ALAM NO

EXTERNAL ALARM COM

PIN OFF

ALARM INPUT 9

ALARM INPUT 10

ALARM INPUT 11

ALARM INPUT 12

ALARM INPUT 13

ALARM INPUT 14

ALARM INPUT 15

ALARM INPUT 16

ALARM INPUT 1

ALARM INPUT 2

ALARM INPUT 3

ALARM INPUT 4

ALARM INPUT 5

ALARM INPUT 6

ALARM INPUT 7

ALARM INPUT 8

PIN OFF

GND

GND

GROUND

PIN 1

 

 

 

 

To connect wire from ALARM INPUT ( PIN 2 -- 9 ; PIN 15-22)to GND

 

 

( PIN 1 ) connector, DMR will start recording and buzzer will be on.

 

ALARM INPUT

Ø When Menu/ Camera/ Alarm is set up to Low:

PIN2-9;

When alarm input signal is Low , the unit starts to record and buzzer.

PIN 15-22

 

 

Ø When Menu/ Camera/ Alarm is set up to High:

 

 

When alarm input signal is High , the unit starts to record and buzzer.

 

 

 

 

PIN OFF

----

PIN10,11,12,13,

14,21,24

 

 

 

 

 

EXTERNAL ALARM NO

Under normal operation COM disconnect with NO. But when Alarm

PIN13

 

triggered, COM connect with NO.

 

 

 

 

 

EXTERNAL ALARM COM

Under normal operation COM disconnect with NO. But when Alarm

PIN 25

triggered, COM connect with NO.

 

 

 

 

 

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Maxtor 777 W V1.0 user manual Appendix #4 PIN Configurations, Pin com port

777 W V1.0 specifications

The Maxtor 777 W V1.0 is a classic example of a hard disk drive that revolutionized data storage and retrieval during its era. Launched in the late 90s, the Maxtor 777 W series was designed to meet the demands of increasing data storage needs, making it a reliable choice for consumers and businesses alike.

One of the key features of the Maxtor 777 W V1.0 is its impressive storage capacity. With options available in different sizes, the drive typically boasts a capacity ranging up to 80 GB, which was considered substantial during its time of release. This capacity allowed users to store a significant amount of data, including large files, media, and software applications, which contributed to the growing digital ecosystem.

The Maxtor 777 W V1.0 utilized IDE (Integrated Drive Electronics) interface technology, which facilitated straightforward connections to computers without the need for additional components. This feature significantly eased the installation process for end-users and provided compatibility with a wide range of systems. Additionally, its 7200 RPM spindle speed enhanced data access time, allowing for quicker read and write operations, which was crucial for performance in demanding applications.

Another noteworthy characteristic of the Maxtor 777 W V1.0 is its advanced error correction features. The drive was equipped with technologies such as S.M.A.R.T. (Self-Monitoring, Analysis, and Reporting Technology), which enabled users to monitor the health of the drive and predict potential failures. Such features provided a layer of confidence to users, allowing them to take proactive measures to safeguard their data.

The drive's design also prioritized durability and reliability, which are essential attributes for long-term storage solutions. Maxtor incorporated innovative shock protection to lessen the effects of physical impacts, in turn prolonging the life of the drive. This was particularly beneficial for users who often transported their drives or operated in environments where physical jolts were a risk.

In conclusion, the Maxtor 777 W V1.0 stands as a testament to the evolution of hard drive technology. With its substantial storage capacity, reliable performance, and user-friendly installation, it paved the way for future advancements in data storage solutions. This drive remains a nostalgic reminder of the rapid technological advancements in the computing world that have shaped the way we store and access data today.