Fujitsu D556Q, MCM1514V, C551, 154V manual IC Block Diagrams, LM2438T

Page 50

10.IC BLOCK DIAGRAMS

 

 

IC101

 

 

 

 

UM6862/WT6018

 

 

 

DEGAUSS 1

40

V-I/P

 

 

BRIGHT

2

39

H-I/P

 

 

CONTRAST 3

38

N.C

 

 

RESET_

4

37

N.C

 

 

VCC

5

36

N.C

 

 

GND 6

35

N.C

 

 

OSC0 7

34

OFF MODE

IC802

 

 

 

 

 

 

OSC1

8

33

H-OUT

LM2438T

 

SCL

9

32

V-OUT

9

Vin 1

8

VBB

 

 

 

 

 

 

 

 

7

Vin 2

SDA 10

31

N.C

6

 

 

 

 

5

Vin 3

WRITE PROTECT 11

30

MUTE

4

GND

 

 

 

 

3

VCC

STAND BY/SUSPEND 12

29

CS1

Vout 3

2

 

 

 

 

 

Vout 2

H.W DDC 13

28

CS0

1

 

 

 

 

 

Vout 1

SENSE 14

27

AUDIO

 

 

KEY SELECT

15

26

LED DETECT

 

 

LED9 16

25

SCL

 

 

LED8 17

24

SDA

 

 

LED7 18

23

LED2/UP KEY

 

 

LED6 19

22

LED3/DOWN KEY

 

 

LED5 20

21

LED4/SELECT

 

 

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Page 49 Page 51
Contents Color Monitor Page Table of Contents Specifications for 154V/C551 Color Monitor Product Safety Notice Precautions and NoticesSafety Precautions Service NotesHigh Voltage Warning Operating Instructions Main Adjustments AdjustmentAdjustment Conditions and Precautions Adjustment MethodRelative Placement of Typical Components Micro Circuit Power SupplyCircuit Description Deflection CircuitPage Abnormal Power Supply Abnormal Video Level on Screen Abnormal DDC Plug & PlayNo Blanking No Signal on ScreenAbnormal Display FBT PIN 5 on Main PCB Abnormal Horizontal Deflection HOR./OSC/DEF/HV Circuit FaultNo Raster Disconnect with Signal Cable Abnormal Horizontal SizeAbnormal Horizontal Linearity Abnormal Vertical ScanningAbnormal Horizontal Video Center Abnormal Vertical SizeSIDE-PIN Cushion Distortion Poor FocusPower Supply Trouble Shooting Chart Page Parts List of Cabinet SpecificationParts List of Chas Fuse Diode GUF30G FBT Parts List of Main PC Board Main Board104 1UF +-5% Diode IN4148 D701 93A 11F 52T Diode BAV20 J041 95A 159 52T J120 95A KSA733GC Samsung R165 61A 602 222 52T 102 52T 1K OHM +-5% 1/6W 222 2K OHM +-5% 1/4W 101 304 R709 61A 602 103 52T 52T 12.7V +-5% 1/2W TZX20B Parts List of CRT PC Board Parts List of CRT Auto INS. PC BoardD802 93A 11F 52T TR. KSC945GC 1MEG OHM +-5% 1/4W Parts List of IC601 Assy Parts List of IC802 AssyParts List of Q911 Assy Parts List of IC904 AssyParts List of Q901 Assy Parts List of Q403/Q406/D408 AssyParts List of AC Linet Assy Parts List of Cabt AssyParts List of CRT Alternation 33uF +-5% Function KEY UP/DOWN Control LED Control Power ON/OFF Switch IC Block Diagrams LM2438TIC601 TDA9302H TDA9111 IC801 LM1279N Page Page Model KEY LED Vgnd Comp SDA GND Clamp CAP Drive
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