Guide

A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
Layout Note:
Place 75 ohm resistors near connector.
Use 37.5 ohm traces from GMCH to 75
ohm resistors.
DAC (CRT) Connector
A
17 59
Intel 852GM CRB A#
Title
Size Document Number Rev
of
Project:
DAC_L_HSYNC
DAC_L_RED
DAC_L_BLUE
DAC_L_GREEN
DAC_Q_RED
DAC_BLUE
DAC_GREEN
DAC_RED
DAC_L_VSYNC
DAC_QA_DDCACLK
DDC_OE1#
+V5S_L_DAC
DAC_Q_GREEN
DAC_Q_VSYNC
DAC_Q_BLUE
DAC_QPCIEN
DAC_Q_VSYNC
DAC_QPCIEN
DAC_QPCIEN
DAC_Q_HSYNC
DOCK_Q_HSYNC
DOCK_Q_HSYNC
DOCK_Q_VSYNC
DOCK_Q_VSYNC
DDC_SRC
DDC_VCC
DDC_OE2#
DAC_QA_DDCADATA
DDC_GATE
DAC_Q_RED
DAC_Q_GREEN
DAC_Q_HSYNC
DAC_Q_BLUE
+V1.5S_GMCH_ADAC9
DOCK_RED 25
DOCK_BLUE 25
DAC_VSYNC 7
DAC_VSYNC7
+V5S8,15,16,18,20,23..25,27,34,35,38..40,42,44,47
DAC_HSYNC 7
DAC_HSYNC7DOCK_HSYNC 25
DOCK_GREEN 25
DOCK_VSYNC 25
+V5S_F_DAC+V5S8,15,16,18,20,23..25,27,34,35,38..40,42,44,47
DOCK_QPCIEN#24,25
DOCK_QPCIEN#24,25
DOCK_QPCIEN#24,25
DOCK_QPCIEN#24,25
DAC_BLUE 7
DAC_RED 7
DAC_GREEN 7
+V12S15,23,27,37,44
DAC_DDCADATA7,24
DAC_DDCACLK7,24
+V3.3S5,6,8,9,11,15,18,20,21,23,26,31,33..36,38..40,42,44,48
+V3.3S5,6,8,9,11,15,18,20,21,23,26,31,33..36,38..40,42,44,48
+V5S
+V5S
+V5S
C6N4
0.1UF
R3A1
75_1%
R3A5
75_1%
U6B2
SPDT
1
2
3
6
5
4
IN
V+
GND
SOURCE1 NO
COM
SOURCE2 NC
C3A8
3.3pF
CR6D1 ESD DIODE ARRAY
1
2
4
8
6
5
73
I/O1
I/O2
I/O3
I/O6
I/O5
I/O4
VpVn
C6N1
0.1UF
R3N1
100K
C3A5
3.3pF
U6B3
SPDT
1
2
3
6
5
4
IN
V+
GND
SOURCE1 NO
COM
SOURCE2 NC
C6B5NO_STUFF_3.3pF
C4A4
NO_STUFF_3.3pF
C6B4
NO_STUFF_3.3pF
R3A6
2.2k
R3A4 39
CR3B1
1N4148
13
R3A9 100
FB3A3
75Ohm@100MHz
1 2
C3A6
33pF
+
F3B1
1.1A
1 2
R3B1
1K
C3A1
3.3pF
R3A2 39
R3A3
75_1%
R6B1 39
C6N6
NO_STUFF_3.3pF
C3A4
3.3pF
R6N1 39
U6B5
SN74LVC2G125
1
2
3
4 5
6
7
8
OE1#
1A
2Y
GND 2A
1Y
OE2#
VCC
C6N3
0.1UF
U6B4
SPDT
1
2
3
6
5
4
IN
V+
GND
SOURCE1 NO
COM
SOURCE2 NC
C6N2
0.1UF
C3A7
3.3pF
C4A2
NO_STUFF_3.3pF
R3A7
2.2k
U6B6
SN74LVC2G125
1
2
3
4 5
6
7
8
OE1#
1A
2Y
GND 2A
1Y
OE2#
VCC
FB3A7
50OHM
1
2
U3H1F
74HC14
13 12
147
C6R2
0.1UF
C3A3
33pF
J2A1C
CONN,MISC,49P,D-SUB,3-IN-1
40
35
41
36
42
37
43
38
44
39 49
48
47
46
45
U3A1
74CBT3306
1
2
3
4 5
6
7
8
OE1#
1A
1B
GND 2A
2B
OE2#
VCC
FB3A2
75Ohm@100MHz
1 2
C7B3
NO_STUFF_3.3pF
C6B2
No_Stuff_3.3pF
C6B1
No_Stuff_3.3pF
C6R1
0.1UF
R3A8 100
C6N5
0.1UF
C6R3
0.1UF
C3A9
0.1UF
C3A2
3.3pF
FB3A1
75Ohm@100MHz
1 2
C6B3
No_Stuff_3.3pF
R3A104.7K
Q3B1
3
1
2