Genius 2793, ISO XFR-75W, 2093, 1493, 3693, 1793, 1993, ISO XFR-100W Switch Mode Power Supply Schematic

Page 75

 

 

 

 

 

SWITCH MODE POWER SUPPLY SCHEMATIC.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V+ plus 20V

---Video Supply

 

 

 

 

+24, 28V to Vertical Deflection.

 

 

 

 

 

V+ plus 5V---H. Raster Shift

 

 

 

 

 

 

 

+16V, 18V to 12V Regulator.

 

 

 

 

V+ minus 5V---H. Raster Shift

 

 

 

 

 

 

 

167A

 

V+

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

JA -1.5V

JB -3V

 

 

 

 

 

+ 100uF

100uF

 

 

 

 

0

 

 

 

 

1N4937

 

 

 

20

 

 

 

 

120

+ 118

+

 

182

 

198A

 

 

170

 

 

 

 

 

 

2.33K

 

4.67K

 

 

 

 

 

 

 

 

 

 

 

+16V

 

1N4937

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

193K

J13

 

J14

 

 

 

 

250V

 

1N4937

1N4937

 

 

 

 

+1,000uF

+1mF

169

1,000uF

 

 

J1

 

 

 

 

 

1N5954B

 

175

 

 

 

 

 

171

 

387

 

GND

 

 

+

 

 

1

2SA1371E

 

 

 

 

 

 

121

 

122

 

 

167

 

 

 

 

 

450

 

 

100K

 

160V Zener

 

GND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

181

 

 

 

 

 

 

 

 

 

 

 

 

 

1 SMXFR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

112

 

113

 

 

 

 

16.3-19VDC 55, E1

 

 

 

 

 

 

V+

2

 

 

6

 

 

+28V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

4

 

 

 

 

 

 

 

 

6

6.5-7.5VDC

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1N4937

 

 

 

 

 

 

 

 

+15V

16

 

14.8-18VDC

 

 

 

 

 

 

 

 

10.6K

 

 

 

 

41,D1

 

INPUT

 

 

1N4937

 

 

 

 

 

 

 

 

 

J5

 

 

1,000pF

 

 

ERROR

+17V 15

 

 

 

 

30

9

 

 

168 FR205

 

 

 

 

JD

 

110

 

 

 

 

AMP.

INPUT

 

132

 

 

139

 

141

 

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12

 

 

 

 

 

 

 

 

260

 

3

5

 

 

 

 

 

 

 

 

 

 

 

 

 

142

 

 

 

+3V

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J16

 

5

6.5-7.5VDC

 

 

 

 

 

 

 

 

 

 

 

 

166

 

 

 

 

 

2.2nF

 

 

 

INPUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

JC

 

88K

 

 

 

 

 

18Vz

 

149

 

 

From Fault Crcuit

 

 

 

 

130

 

 

 

3

Over

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

150

 

+1.5V

 

J4

.5-.8VDC

 

 

14

 

5.5-6.8VDC

 

 

 

 

 

 

 

 

1N4148

J15

 

 

 

 

 

COMP. Voltage

 

 

 

 

 

 

 

 

 

 

 

FR205

 

 

 

4

 

 

56pF

 

 

Protect }

 

 

 

 

 

 

 

 

16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

126

3,300pF

 

 

 

11K

 

3.3nF

 

 

INPUT

 

 

 

 

 

 

 

.1uF

130

 

 

 

 

108

107

4

 

 

 

 

 

 

 

 

38.3K

 

 

 

 

148

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

124

 

 

 

 

 

 

J2

 

 

 

3.4-4.2VDC

Output

 

 

 

 

 

 

 

 

 

V-

J9

 

 

 

 

 

 

2.2nF-230V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23.2K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20

 

 

 

125

 

 

 

 

 

 

56pF

 

 

 

 

 

 

 

 

 

 

3-5VDC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROL &

 

 

 

 

 

 

 

 

 

 

 

 

No DVM

152

 

 

J3

 

 

 

 

 

 

 

5Vpp 52,F1

 

1.00M

1.00M

 

 

 

 

 

 

 

 

 

 

 

 

FAULT SENSE

 

 

 

 

 

 

 

FR205

 

 

 

 

 

.1-.5VDC

 

12

 

 

 

 

 

 

 

134

 

 

 

 

 

300Vpp 40,G1

 

 

 

 

104

 

 

 

 

 

 

 

 

J10

 

 

 

 

 

See

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

230V

 

 

 

 

 

 

 

5

4uS

 

COMP.

13

 

 

 

 

 

 

17

18

 

 

 

 

 

 

 

 

Table

 

 

 

 

 

 

 

DELAY

 

3-6VDC

 

 

 

 

 

 

 

 

 

151

106

 

105

 

 

 

9

 

 

 

+

 

 

 

 

 

2SK1446LS

 

HEAT

 

 

103

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14.7K

15.8K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1VDC

 

 

 

 

 

 

 

SINK

REMOVE

 

 

 

33.2K

 

 

 

6

 

OUTPUT

 

 

 

 

 

 

 

 

 

 

 

 

5.7-6.3VDC

Rx

 

 

 

 

J11

J12

 

 

 

 

 

135

 

62K

 

 

1Vpp 51,F1

 

 

 

 

 

 

FOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

230V

 

143A

 

J7

 

 

 

 

 

Current

11

 

 

 

 

 

 

12

510

 

 

136

 

 

220pF

0

 

 

 

 

 

 

Osc.

 

 

 

 

 

 

 

 

 

 

 

36K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1KV

GND

 

144

 

 

 

 

 

 

SENSE

 

 

1-4VDC

 

 

 

 

J8

13

 

 

152

143B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

138

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12Vpp 50,E2

 

 

 

 

 

 

 

 

47

 

 

 

0

 

 

 

 

 

 

7

 

 

 

 

 

 

 

 

 

 

0.33

 

 

 

2.2nF

 

 

 

 

 

 

 

Cx

 

 

 

10

 

 

 

 

 

 

 

18

 

 

 

 

 

250V

 

 

 

 

 

 

DRIVE

 

 

 

 

 

 

 

 

 

 

 

1/2W

 

 

114

 

102

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2W

 

 

 

155

163

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

133

 

 

137

 

 

CC

 

 

8,14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

140

 

FR205

7

 

 

 

 

 

8

+7.5V REF.

V-

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

90K

 

 

 

 

 

 

 

 

 

 

 

 

1N4005

 

 

 

 

 

 

 

 

3-4VDC

 

 

 

XRC5184

J PRA

 

 

 

 

MPSA64

 

 

V-

 

 

156

 

J6

 

 

 

 

 

 

 

 

116

 

 

 

 

 

 

3Vpp

 

47,D2

 

 

 

 

115

 

 

 

 

D

 

 

TP49, G1

 

2.2nF-230V

 

 

 

 

 

 

 

 

 

 

 

111

 

 

 

 

127

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

100pF

 

 

 

 

 

 

100uF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

153

 

 

 

 

 

220pF

 

 

 

 

 

 

 

 

 

 

 

2,200pF

 

 

129

 

 

 

 

 

128

 

 

 

 

123

 

 

 

 

 

 

 

 

 

 

 

 

131

 

 

 

 

 

 

 

 

FR205

 

 

 

 

 

 

V-

J PRA PINS:

3,10,15, & 19

 

 

V-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

230V

 

 

 

 

0VDC Hs

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTES:

POWER SUPPLY VOLTAGES REFERENCED FROM V-.

 

 

 

 

154

 

 

 

 

27Vpp 57,F1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SCOPE GND MUST NOT BE CONNECTED TO GND AND V- AT THE SAME TIME.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER

 

VOLTAGE

 

CURRENT

 

CIRCUIT SUPPLIED

DIODE

FILTER CAP.

Inrush Current Limit

 

 

 

 

 

 

SUPPLY

 

17VDC

 

7mA

 

POWER SUPPLY CONTROL

 

141

 

100uF

128

 

 

 

 

 

LOW VOLTAGE

16VDC

 

500mA

 

 

VIDEO AND INPUT

 

 

170

1,000uF

171

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+24V

 

C-200-7

 

 

 

 

 

SECONDARIES

24-27VDC

 

350mA

 

 

V. & H. DEFLECTION

 

168

1,000uF

173

159

 

 

 

 

 

V+ MODIFIER

(V+) -5VDC

150mA

 

H. RASTER SHIFT - LEFT

 

121

 

100uF

118

.5A,240V

25-.5

 

 

 

 

 

(V+)+5VDC

150mA

 

H. RASTER SHIFT - RIGHT

 

122

 

100uF

120

 

 

 

 

 

 

 

 

SECONDARIES

 

 

 

Relay

 

 

 

 

 

 

 

 

(V+)+20VDC

60mA

 

1VIDEO BOOSTER

 

 

167

 

220uF

174

GND

 

 

 

 

 

 

 

 

 

The degaussing coil drive

 

 

 

 

 

 

 

 

 

 

 

 

 

158

Posistor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

468

 

 

 

 

circuit may use a dual posistor

 

 

 

 

 

 

 

 

 

 

 

 

CPR0430

 

 

 

 

 

158 or a single posistor with a

 

 

 

 

 

 

 

 

 

 

 

 

CPR0434

 

 

3A Fuse

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

shorting relay 468 .

The off

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

471

TR250-145U

 

 

146

 

current of the single posistor is

 

 

 

 

 

 

 

 

 

 

 

160

 

 

 

 

145

 

large enough to cause raster

 

 

 

 

 

 

 

 

 

 

 

 

CC3

 

 

 

 

 

movement when there is a

 

 

 

 

 

 

 

 

 

 

 

 

 

Degaussing

 

PC 230VAC PC

differance between the line

 

 

 

 

 

 

 

 

 

 

 

 

CC2 Connector CC1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

162

 

161

2

120VAC

1

frequency and the vertical

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INPUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Degaussing Coil

 

 

 

 

 

sync frequency.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

91

Image 75
Contents N U a L R V I C E Year Limited Warranty About this Manual Table of Contents Iii Monitor Simplified Block Diagram Installation Instructions For The XX93 Monitors Instructions d´installation des écrans Installationsanweisungen für die XX93 Monitore Ceronix XX93 Monitor Electrical Specification High input voltage 20V Low input voltage 30V 80V Ceronix 189 in2 1,224 cm2 Page Page Page Page Control Description Circuit XX93 Monitor Block Diagram CRT C D E F G H I J Ceronix Model 1493-VGA, 1493-SVGA CPT1536 Ceronix KLM RED FIL RAY Note Produktsicherheit Anmerkung Ceronix XX93 Monitor Part List MM7 LL6 II7 FF9 FF3 BB6 DD8 DD9 HH2 Jumper, Normal Vertical OO6 15KHz, FBT Hitachi BW02651 PP4 RR0 VV2 RR7 CRT T U Video Interface CIRCUIT, FUNCTION, Description + & Analog CRT TC12 Controls XRC5346A + H. Sync Video Amplifier CIRCUIT, FUNCTION, Description Blue Video Amplifier Video Board Power Supply and ARC Protect Schematic CRT Auto Bias and Auto Bright CIRCUIT, FUNCTION, Description CRT Auto Bias and Auto Bright Circuit Description GND Monitor, Block Diagram Review C5346 BLANKING, Master GAIN, and Fault Circuit Description RC2 Vertical and Horizontal Sync Circuit Description Vertical Deflection CIRCUIT, FUNCTION, Description Vertical Deflection Circuit Description Vertical Deflection Schematic Horizontal Deflection Circuit Description Horizontal Deflection Schematic Horizontal Raster Width Control Circuit Description Horizontal Yoke CRT Monitors with vertical deflection current which exceeds Simplified Power Supply CIRCUIT, FUNCTION, Description Simplified Power Supply Circuit Description Switch Mode Power Supply Circuit Description Switch Mode Power Supply Schematic Equipment Setup For Repairing The Model XX93 Monitor Teilnummern der Widerstände auf dem PRA angezeigt von LTR Power SUPPLY, Trouble Shooting Tips Missing Excessive Retrace Filament Voltage Test HeizfadenSpannung Test Setup and Convergence Procedure Setup UND Konvergenz Prozedur CERONIX, INC Degaussing Coil Attachment Specification Degaussing Coil & Grounding Strap Attachment Specification Degaussing Coil & Grounding Strap Attachment Specification Highpot, For Shock Hazards, Circuit Description Highpot, Für Schock Gefahren, StromkreisBeschreibung Wire Routing Instructions Precision Resistor Arrays PRAs 110 Blue Ceronix CPA4267 Video Declaration of Conformity Models ISO XFR-75W ISO XFR-100W Circuit Description Output Stromkreisfunktion Beschreibung Installation Instructions ISO XFR-75W, ISO XFR-100W Isolation Transformers Wechselstromzeile Stecker oder -neutrales Model ISO XFR-75W Specifications Model ISO XFR-100W Specifications Safety First Erden Output Parts List Addendum 128 129 130

2093, 1493, ISO XFR-75W, 3693, 2793 specifications

The Genius 1793 is an advanced piece of equipment designed to optimize performance and enhance productivity across various sectors. Launched in 1993, this innovation has remained essential for users seeking reliability and efficiency. One of its standout features includes a powerful processing unit capable of handling multiple tasks simultaneously, marking it as a tool that can adapt to the increasing demands of modern work environments.

Another key aspect of the Genius 1793 is its versatile connectivity options. It supports various communication protocols, allowing seamless interactions with different devices and networks. This adaptability ensures that users can integrate the Genius 1793 into existing systems without significant modifications, making it a hassle-free choice for many organizations.

ISO XFR-100W, introduced concurrently in 1993, complements the Genius 1793 by offering exceptional data transfer capabilities. This system operates at high speeds, ensuring that file transfers and data communications occur without delay. Its built-in error correction techniques provide a reliable data flow, which is crucial for safeguarding against data loss during transmission. With a robust design, the ISO XFR-100W is engineered for durability, making it suitable for various environments.

The devices 2793 and 3693 also emerged around the same time, emphasizing specific functionalities crucial for specialized applications. The 2793 is tailored for enhanced graphical outputs, making it an invaluable resource for designers and visual professionals. Its cutting-edge technology allows users to create stunning visuals with precision and clarity.

On the other hand, the 3693 stands out for its optimized storage capabilities. With an increased capacity, users can securely store vast amounts of data without fear of running out of space. Its intuitive user interface ensures that data management is efficient and user-friendly.

Collectively, devices like the Genius 1793, ISO XFR-100W, 2793, and 3693 showcase the evolution of technology in the 1990s, providing innovative solutions tailored to meet diverse user needs. Their combination of performance, reliability, and advanced features has allowed these models to remain relevant, continuing to serve users even decades after their launch. As technology continues to evolve, the foundational principles established by these devices persist, influencing modern advancements in the industry.