Xerox XL-795D, Service Manual

Page: 29 / 36

29
J. SCHEMATIC DIAGRAM
200-100-776D-D (PV7-S1) A
VGA & DVI INPUT
Proview Electronics (Taiwan) Co., LTD.
6F, NO.1, Pau-Sheng Rd., Yung-Ho City,
Taipei County, Taiwan R.O.C.
Tel: 886-2-2231-6789 Fax: 886-2-2232-4613
1 6 Thursday, September 18, 2003
Title
Size Document Number Rev
Date: Sheet of
VE VE
VCC
VCC
VE
VE
VE
V33
VCC
VE
VE
VE
VE
VE
VCC VCC
VE
BAIN 2
GAIN 2
RAIN 2
AHSYNC 2
RXCm
2 RXCp
2
AVSYNC 2
RXD_PC
TXD 2
232E 2 232E 2
232E 2
RX2p 2
RX0m 2
RX1m 2
RX1p 2
RX2m 2
RX0p 2
RXD 2
TXD 2
RXD 2
RXD_PC
TXD_PC
TXD_PC
R
G
B
VCK_D1
P5V_D1
SCL_D1
HPDET_D1
VGA_VSYNC
R
G
B
VGA_HSYNC
SDA_D1
DDC-SCL
VGA_VSYNC
VGA_VSYNC
VGA_HSYNC
PIN4
G
VGA_HSYNC
VGA_VSYNC
B
R
DDC-SDA
PIN4
DDC-SDA
DDC-SCL
C4 0.1uF
D5 DAN217K(NP)
A C
AC
D4
DAN202K/NC
A2
C
A1
R205
75
D9 DAN217K(NP)
A C
AC
R3
47K
R24
75
H1
TP
1 2 3
4
5
6 7 8
9
1 2 34
5
6 7 8
9
U3D
74LVC14-SOP14
9 8
7
R5 0
C11
0.1uF
C2
5PF
R206 27
R211
75
D1
DAN202K/NC
A2
C
A1
R32
0R(NC)
U3C
74LVC14-SOP14
5 6
7
L2 0R
1 2
H4
TP
1 2 3
4
5
6 7 8
9
1 2 34
5
6 7 8
9
R26
100
L6 0R
1 2
C12
22pF
Q10
2N3906
B
E
C
C193
0.1uF
CN15
DVI_D_CON/NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
C1
C2
C3
C4
C5
C5
DATA2-
DATA2+
DATA2/4_SHLD
DATA4-
DATA4+
DDC_CLK
DDC_DATA
A_VSYNC
DATA1-
DATA1+
DATA1/3_SHLD
DATA3-
DATA3+
+5V
GND
H_PLUG_DET
DATA0-
DATA0+
DATA0/5_SHLD
DATA5-
DATA5+
CLK_SHLD
CLK+
CLK-
SHELL1
SHELL2
A_RED
A_GREEN
A_BLUE
A_HSYNC
A_GND
A_GND
R28
100
C194
0.1uF
R209 27
R207 27
U2
24LC21A
1
2
3
4
5
6
7
8
NC1
NC2
NC3
GND
SDA
SCL
VCLK
VCC
H2
TP
1 2 3
4
5
6 7 8
9
1 2 34
5
6 7 8
9
C5
0.1uF
C14 0.1uF
R150
4.7K
R9
47
R208
75
R151
NC
C9
5PF
R10 47/NC
D3
DAN217K(NP)
A
C
AC
D7
DAN217K(NP)
A
C
AC
R210 27
C6
5PF
R11 47/NC
L4 0R
1 2
R200 27
D2
DAN217K(NP)
A
C
AC
C20
0.1uF
C16
0.1uF
R16
75
D6
DAN217K(NP)
A
C
AC
R1
10K/NC
C8 0.1uF
H3
TP
1 2 3
4
5
6 7 8
9
1 2 34
5
6 7 8
9
Q7
2N3904 B
E
C
Q8
2N3904 B
E
C
R201 27
R152 4.7K
R17
0R
R153 4.7K
R22
10K
C18
22pF
C17 NC
L3 0R
1 2
CN14
DB15HD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
C1
0.1uF
L1 0R
1 2
R202
75
D10 DAN217K(NP)
A C
AC
C21
0.1uF
U3B
74LVC14-SOP14
3 4
7
R15
10K
C15 0.1uF
R12
47K
D11 DAN217K(NP)
A C
AC
R14
47K
U1
24LC21
1
2
3
4 5
6
7
8
NC
NC
NC
VSS SI
SCK
VCLK
VCC
U3E
74LVC14-SOP14
11 10
7
R2 4.7K
R203 27
U3A
74LVC14-SOP14
1 2
7
R29
2.2K
U3F
74LVC14-SOP14
13 12
7
R4
47K
R25
100
C19
22pF
R18 22R
R21
75
D8 DAN217K(NP)
A C
AC
R19 22R
R13 0R(NC)
R158 4.7K
L5 0R
1 2
R204 27
R27
100
C13
22pF
R6 47
R7
0
R8 47
R171
2.2K
R20
0R(NC)
R23 0R(NC)
NC
4/18
change
4/18 change
4/18 Add.
CN14
4/18 Add.
CN14
7/31
Change