Speco Technologies VM-1201 service manual VR Board

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D

C

W902

F901

C902

C903

D901

 

 

 

0.1U/250V

472/400V

3A/600V

 

 

 

 

 

 

C907

 

 

 

T902

 

 

 

 

 

2.5A/250V

 

 

R914

R902

.01 1KV

T901

 

 

 

 

 

C901

 

 

82K 3W

22K 3W

6

 

 

 

 

 

 

 

 

.1U/250V

 

 

 

 

 

5

 

 

EE-25

 

 

 

 

 

 

 

C906

 

 

 

 

 

 

 

 

 

 

PLUG AC SOCKET

 

R901

 

47U/400V

 

 

4

 

C904

 

 

 

2

 

 

560K

472/400V

 

 

D902

 

 

 

 

 

 

 

 

D906

 

HER205

7

 

8

C916

EC 2200U/50V

 

D904

11

FR105

13.5V

27.5V

 

W204

 

 

 

 

R515

 

1

 

 

 

 

 

 

2

 

 

 

 

330K

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

C210

 

 

 

CRT BOARD

 

 

47U/200V

 

 

 

 

 

 

 

 

VR501

 

 

 

 

 

 

2MB

 

 

 

R225

 

 

 

 

 

 

680K

 

 

 

 

 

R222

 

5

6

7

 

 

8.2K 2W

 

 

 

 

 

 

 

 

 

 

2

K

 

G4

 

 

 

 

 

 

 

R223

4

G2

 

 

 

HGND

 

R224

C214

1.5K 1/2W

 

 

3

 

 

 

150K

1U/25V

 

HEAT

G1

 

 

 

 

 

R6

1

 

 

 

 

 

 

 

 

Q205

 

 

4.7 1/4W

 

 

 

 

 

J501

 

 

2SC2688

 

 

 

 

 

 

 

 

 

D

C

B

A

BA159

R221

CRT SOCKET

1

12

C915

L901

R912

12.9V

W205

B+ 12.9V

1K

OPTION

 

 

 

 

 

C914

ERL-35

EC 100U/25V

D903

C914

FR105

EC 100U/25V

 

 

 

 

5

7

 

 

 

 

R910

 

 

U901

 

D905

1N4148

Q901

 

 

 

 

 

 

D

27K C911

R903

 

 

GND

VC

 

 

2SK2996

 

 

 

 

 

PEI 103

1M

1

 

6

 

G

C908

 

 

 

 

COMP

OUT

R905

 

 

472 /1KV

 

 

 

 

IC3842

 

 

 

 

2

 

18

 

 

 

 

 

 

Vfb

Ise

3

 

 

S

 

 

 

 

Vref

Rt/Ct

 

R906

R904

 

VR901

 

 

 

 

 

 

1K

.39

 

SVR 1KB

 

 

 

 

 

C909

 

R911

 

 

 

8

4

1000P

 

 

 

 

 

 

 

 

 

 

 

3.9K

 

 

 

 

 

 

 

 

 

 

C912

 

 

R909

 

 

 

 

 

104/50V

 

 

 

 

 

27K

 

 

 

 

 

 

 

 

 

 

 

 

1000U/25V

56UH

 

12V

D907

C918

FR105

EC 1000U/50V

OPTION

10 2W

1

S201

2

SPARK GAP

3

C217

 

 

47U/25V

VR BOARD

W504(PIN5) W504(PIN2)FUNCTION V-POSI

H-POSI

GND VIN CONT

 

C910

562/100V

SYNC+

POWER BOARD

R907

390R908

47

SYNC-

VR201

500

R224

100

R226

15K

VR218

5K

R225

4.7K

R228

270

VR603

2K

R413

 

22K

 

R227

VR203

270

3K

 

 

 

 

 

Title

 

VM-901B/1201/1501B POWER/B CRT/B VR/B

 

 

 

 

 

 

 

 

 

 

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Image 15
Contents Model Disclaimer APPENDIX: Spare Parts List Schematics and PCB Layout Diagram Operating Environment Operational SpecificationFunctional Specification Signal Input RequirementsPower Input Requirements Display Quality Physical Specifications Controls and adjustmentsMain Power Supply Block Vertical & horizontal processor Video input blockMute output and 50/60HZ identification pin13 Phase detectorVertical Deflection Block Supply pin9, 10Horizontal Deflection Block 1No Display, No Power2No Display, power output normal 3No Display No Raster4Vertical Deflection Failure FBT Appendix A. Spare Parts ListAppendix B. Schematics and PCB Layout Diagram VR Board VM-901B/1201/1501B W/AUDIO Main Board

VM-1201 specifications

Speco Technologies is known for its commitment to providing high-quality surveillance solutions, and the VM-1201 is no exception. This innovative video monitor is designed to meet the needs of modern security systems while offering impressive features that enhance both performance and usability.

One of the standout characteristics of the VM-1201 is its 12-inch display, which provides clear and crisp video footage. This size strikes an excellent balance, making it suitable for various applications, whether for personal use, business security, or monitoring large areas in a facility. The monitor supports various video inputs, allowing users to connect multiple cameras and display them simultaneously. This versatility is particularly beneficial for security personnel who require real-time monitoring of multiple feeds.

Another key feature of the VM-1201 is its high-resolution display, which ensures that every detail is captured and displayed accurately. This is critical in a surveillance context where identifying individuals or assessing situations can depend on clarity. The monitor is equipped with advanced technologies that enhance image quality, such as brightness and contrast adjustments, ensuring optimal performance in various lighting conditions.

In terms of design, the VM-1201 is sleek and space-efficient, making it easy to integrate into any environment. The durable construction means it can withstand the rigors of continuous operation, making it a long-lasting addition to a surveillance system. Its flexible mounting options allow users to position the monitor in a way that best suits their monitoring needs, whether on a desktop, wall-mounted, or stand-alone.

Furthermore, the VM-1201 is user-friendly, featuring an intuitive interface and accessible controls that simplify operation. Quick access to settings and adjustments ensures that users can customize their viewing experience to align with their specific requirements.

Overall, the Speco Technologies VM-1201 combines exceptional performance, advanced technologies, and practical features that cater to the demanding needs of the security industry. Whether used in homes, retail environments, or corporate settings, this monitor delivers reliable and high-quality video monitoring solutions, making it a valuable asset for professionals and security enthusiasts alike. Its blend of functionality, durability, and user-centric design solidifies its position as a leading choice in video surveillance technology.