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Sony STR-K7100 Service Manual - Page 47

IC100, PT6315 DISPLAY Board, IC4001, SI-8050S-LF1101 DCDC Board

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VSS 4-bit latch VDD STR-K7100 IC100 PT6315 (DISPLAY Board) VSS VDD GRID1 GRID2 GRID3 GRID4 GRID5 GRID6 GRID7 GRID8 GRID9 SW1 1 SW2 2 SW3 3 SW4 4 44 43 42 41 40 39 Grid driver Command decoder Display memory 24 bits x 12 words 38 37 36 35 34 Multiplexed driver 33 GRID10 32 GRID11 31 SEG17 12-bit shift register Data selector OSC 5 OSC DOUT 6 DIN 7 CLK 8 STB 9 Serial interface KEY1 10 KEY2 11 12 13 Timing generator key scan Key data memory (2 x 16 bits) 30 VEE 24-bit output latch segment driver 14 15 16 17 18 19 20 21 22 29 SEG16 28 SEG15 27 SEG14 26 SEG13 25 SEG12 24 SEG11 23 SEG10 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 IC4001 SI-8050S-LF1101 (DCDC Board) REGULATOR OVER CURRENT PROTECTOR OSC RESET + - COMPARATOR LATCH & DRIVER OVER HEAT PROTECTOR - + ERROR AMP VREF 1 2 3 45 47 VIN SW OUT GND VOS S.S

Section	Page
COVER	1
TABLE OF CONTENTS	4
1. GENERAL	5
Description and location of parts	5
2. DISASSEMBLY	8
2-1. CASE	8
2-2. BACK PANEL SECTION	9
2-3. FRONT PANEL SECTION	9
2-4. DIGITAL BOARD	10
2-5. MAIN BOARD SECTION	10
2-6. STANDBY BOARD	11
3. TEST MODE	12
4. FM TUNER CHECK	13
5. DIAGRAMS	14
5-1. CIRCUIT BOARDS LOCATION	14
5-2. BLOCK DIAGRAM — TUNER/AUDIO SECTION —	15
5-3. BLOCK DIAGRAM — DIGITAL SECTION —	16
5-4. BLOCK DIAGRAM — VIDEO SECTION —	17
5-5. BLOCK DIAGRAM — HDMI SW SECTION —	18
5-6. BLOCK DIAGRAM — XM SECTION —	19
5-7. BLOCK DIAGRAM — KEY/DISPLAY SECTION —	20
5-8. BLOCK DIAGRAM — OUTPUT/POWER SECTION —	21
Waveforms	22
5-9. PRINTED WIRING BOARDS — MAIN SECTION —	23
5-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) —	24
5-11. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) —	25
5-12. PRINTED WIRING BOARD — DIGITAL SECTION (1/2) —	26
5-13. PRINTED WIRING BOARD — DIGITAL SECTION (2/2) —	27
5-14. SCHEMATIC DIAGRAM — DIGITAL SECTION (1/3) —	28
5-15. SCHEMATIC DIAGRAM — DIGITAL SECTION (2/3) —	29
5-16. SCHEMATIC DIAGRAM — DIGITAL SECTION (3/3) —	30
5-17. PRINTED WIRING BOARDS — VIDEO SECTION —	31
5-18. SCHEMATIC DIAGRAM — VIDEO SECTION —	32
5-19. PRINTED WIRING BOARD — HDMI SW SECTION —	33
5-20. SCHEMATIC DIAGRAM — HDMI SW SECTION —	34
5-21. PRINTED WIRING BOARD — XM SECTION —	35
5-22. SCHEMATIC DIAGRAM — XM SECTION —	36
5-23. PRINTED WIRING BOARDS — DCAC, POWER KEY SECTION —	37
5-24. SCHEMATIC DIAGRAM — DCAC, POWER KEY SECTION —	37
5-25. PRINTED WIRING BOARD — DISPLAY SECTION —	38
5-26. SCHEMATIC DIAGRAM — DISPLAY SECTION —	39
5-27. PRINTED WIRING BOARD — POWER SECTION —	40
5-28. SCHEMATIC DIAGRAM — POWER SECTION —	40
5-29. PRINTED WIRING BOARD — DCDC SECTION —	41
5-30. SCHEMATIC DIAGRAM — DCDC SECTION —	41
IC Block Diagrams	42
IC Pin Descriptions	48
6. EXPLODED VIEWS	55
6-1. CASE SECTION	55
6-2. FRONT PANEL SECTION	56
6-3. BACK PANEL SECTION	57
6-4. CHASSIS SECTION	58
7. ELECTRICAL PARTS LIST	59
DCAC	59
DCDC	59
DIGITAL	59
DISPLAY	63
HDMI SW	64
HEADPHONE	65
MAIN	65
POWER KEY	69
STANDBY	69
VIDEO	70
VIDEO 3	70
XM	71

Match case Limit results 1 per page

STR-K7100

IC100

PT6315 (DISPLAY Board)

IC4001

SI-8050S-LF1101 (DCDC Board)

4-bit latch

24-bit output latch

12-bit shift register

Data selector

Serial

interface

OSC

Timing generator

key scan

Display memory

24 bits x 12 words

Key data memory

(2 x 16 bits)

Command decoder

segment driver

Grid driver

Multiplexed driver

SW1

SW2

SW3

SW4

OSC

DOUT

DIN

CLK

STB

KEY1

KEY2

VSS

VDD

SEG1

SEG2

SEG3

SEG4

SEG5

SEG6

SEG7

SEG8

SEG9

SEG10

GRID9

GRID8

GRID7

GRID6

GRID5

GRID4

GRID3

GRID2

GRID1

VDD

VSS

SEG11

SEG12

SEG13

SEG14

SEG15

SEG16

VEE

SEG17

GRID11

GRID10

OVER

CURRENT

PROTECTOR

LATCH

DRIVER

OVER HEAT

PROTECTOR

REGULATOR

–

RESET

VREF

COMPARATOR

ERROR AMP

OSC

VIN

SW OUT

GND

VOS

S.S