Table Of Contents - Dell 1907FPf Service Manual

CHAPTER 1- PRECAUTIONS & SAFETY NOTICES ....................................................................................................................................3
1. SAFETY PRECAUTIONS....................................................................................................................................................................... 3
2. PRODUCT SAFETY NOTICE ............................................................................................................................................................... 3
3. SERVICE NOTES ..................................................................................................................................................................................... 3
CHAPTER 2- SERVICE TOOLS & EQUIPMENT REQUIRED ..................................................................................................................4
CHAPTER 3- CIRCUIT THEORY.........................................................................................................................................................................5
1. B D
LOCK IAGRAM
2. E C
LECTRONIC
3. FACTORY PRESET TIMING TABLE .................................................................................................................................................. 8
4. P O /O
OWER N FF
5. D-SUB C
ONNECTOR
6. AC O P
UTLET IN
7. I C
NNER ONNECTOR
8. K P P
EY ARTS IN
CHAPTER 4- DISASSEMBLY & ASSEMBLY .................................................................................................................................................19
1. E D
XPLODED IAGRAM
2. 1707FP D
F ISASSEMBLY
3. A B
SSEMBLY LOCK
CHAPTER 5- TEST AND ADJUSTMENT .........................................................................................................................................................21
1. F
UNCTION KEY
2. OSD C
ONTROL
3. F M
ACTORY ODE
4. B -
URN IN PATTERN
5. A C B
UTO OLOR
6. EDID (R
EWRITE
7. U
PLOAD FIRMWARE VIA
8. A ,
FTER REPAIR
CHAPTER 6- TROUBLE SHOOTING ...............................................................................................................................................................35
1. C A
OMMON CKNOWLEDGE
2. N P & P
O OWER
3. P LED A
OWER
4. B
ACKLIGHT CAN
5. N & B
O PICTURE
6. A 32-
T GRAY SCALE PATTERN
ATTACHMENT 1- BILL OF MATERIAL...................................................................................................................錯誤! 尚未定義書籤。
ATTACHMENT 2- SCHEMATIC .........................................................................................................................................................................55
ATTACHMENT 3- PCB LAYOUT ........................................................................................................................................................................70

Table of Contents

....................................................................................................................................................................................... 5
T ................................................................................................................................................................. 6
IRCUIT HEORY
S ...................................................................................................................................................................... 9
EQUENCY
P A ................................................................................................................................................... 7
IN SSIGNMENT
A ................................................................................................................................................................ 10
SSIGNMENT
P A ................................................................................................................................................... 11
IN SSIGNMENT
A ................................................................................................................................................................ 13
SSIGNMENTS
............................................................................................................................................................................... 19
B .............................................................................................................................................................. 20
LOCK
.................................................................................................................................................................................... 21
D .................................................................................................................................................................. 22
EFINITIONS
..................................................................................................................................................錯誤! 尚未定義書籤。
I ............................................................................................................................................................ 22
NTRODUCTION
..................................................................................................................................................................................... 23
(A
ALANCE UTOMATICALLY CALIBRA TE CHIP
EDID EEPROM)........................................................................................................................................ 23
DATA TO
VGA C .................................................................................................................................................... 30
ABLE
TO ENSURE THE QUALITY YOU SHOULD DO THE FOLLOWING TEST AND ADJUSTMENT
................................................................................................................................錯誤! 尚未定義書籤。
LED O ............................................................................................................................................................. 35
OWER FF
................................................................................................................................................................................ 38
MBER
' ......................................................................................................................................................... 39
T BE TURNED ON
............................................................................................................................................................... 40
ACKLIGHT ON
,
COLOR LOST IN SOME SCALE
ADC
PARAMETER BY USING CHIP INTERNAL
................................................................................................................ 41
2
Service Manual
DAC.) .................. 23
......................................... 32