Philips hudson iv 170x5, Service Manual

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170X5 LC D
77
DD C Instructions
G eneral
DD C D ata R e - programming
Analog DD C IC, D igital DD C IC & EEP R O M
Additional information
In case the DDC data memory I C or main EE P R OM which storage all
factory settings were replaced due to a defect, the serial numbers have
to be re-programmed "
".
It is advised to re-soldered DDC I C and main EE P R OM from the old
board onto the new board if circuit board have been replaced, in this
case the
DDC data does not need to be re-programmed.
Additional information about DDC ( D isplay D ata C hannel) may be
obtained from V ideo E lectronics Standards Association ( VE SA). Ex tended
D isplay Identification D ata( ED I D ) information may be also obtained from
VE SA.
1 . An i 4 86 (or above) personal computer or compatible.
2. Microsoft operation system Windows 9 5 /98 .
Y o Install the ED I D_ PO RT_T ool under Win2 000 / X P . As
Fig. 1 .
A. C ody the "UserPort.sys" to C : \ WI NNT\ system32 \ drivers(win2 000 )
C : \ WI ND OWS \ system32 \ drivers(win X P)
B. R unning " io.e x e" everytime, Before you start to programming
edid data .
4 . A/ D Alignment k its ( 1 2 NC : 3 1 38 10 6 1007 9):
inclusion : a. Alignment bo x x1 (Fig. 2)
b. Printer cable x1
c. ( D -Sub) to ( D -Sub) cable x1
D . ( D -Sub) to ( DV I) cable x1
N ote: T he ED I D4 6. EXE is a windows-based program, which cannot
be run in MS- D OS.
System and equipment requirements
ou have t
3. ED I D4 6. EXE program
Fig. 1 Fig. 1
Fig. 2
T o Monitor
D -sub/ DV I cable
DC 8 ~1 2 V
T o Printer port
Power
indicator
N ote: T he alignment bo x has already build-in a batteries soc k et for
using as power source. Pull out the soc k et by
remove four screws at the rear of bo x . Please do not forget that
remove batteries after programming. T he energy of batteries can
only drive circuits for a short period of time.
batteries (8~12V)
PI N N o. SIG N A L
1 R ed video input
2 Green video input / sync on green
3 Blue video input
4 G ND
5 G ND - C able detect
6 R ed video G ND
7 Green video G ND
8 Blue video G ND
9 DDC +3.3 V or + 5V
10 L ogic G ND
11 G ND
1 2 Serial data line (S D A)
1 3 H-sync / H+ V
14 V -sync
15 D ata cloc k line (S CL )
Pin N o. D escription
1 T .M. D .S. data2-
2 T .M. D .S. data2+
3 T .M. D .S. data2 shield
4 N o C onnect
5 N o C onnect
6 DDC cloc k
7 DDC data
8 N o C onnect
9 T .M. D .S. data 1 -
10 T .M. D .S. data 1 +
11 T .M. D .S. data 1 shield
1 2 N o C onnect
1 3 N o C onnect
14 + 5V Power
15 Ground (for + 5V ) - C able detect
1 6 Hot plug detect
17 T .M. D .S. data 0 -
1 8 T .M. D .S. data 0 +
1 9 T .M. D .S. data 0 shield
2 0 N o C onnect
2 1 N o C onnect
22 T .M. D .S cloc k shield
23 T .M. D .S. cloc k +
2 4 T .M. D .S. cloc k -
Pin assignment
A. 15 -pin D -Sub C onnector
B. Input DV I - D C onnector pin
Fig. 3