Xerox XL-795D Service Manual page 30

PV1
R35
3.3K
C22
3.9nF
Add C26 C23
39nF
GFILT 23
47nF C24 IRED 37
1 RAIN
IGREEN
47nF C25 43
1 GAIN
1nF C26 ISOG 44
47nF C27 IBLUE 50
1 BAIN
64
1 AVSYNC
65
1 AHSYNC
7
1 RX2p
8
1 RX2m
10
1 RX1p
11
1 RX1m
13
1 RX0p
14
1 RX0m
16
1 RXCp
17
1 RXCm
R42
RTERM 5
Modify their Data bus
560
63
3 LED1
62
3 LED2
61
Del.
5 DPMS
60
4 LCDON
Pin58
59
5 BKLON
58
DDC
57
6 MUTE
56
1 232E
55
4/18 Add. U22 P1707A
72
DS3
2 1
U22 MK1707
R608 33
DS3O 1 8
CLKI SD
U19V 2 7
VDD S1
GND 3 6
GND S0
XCLK 4 5
CLKO LEE
U19 for DCLK.
V33 2 1 SDS0 2 1 GND
R601 10K(NC) R602 2.2K(NC)
V33 2 1 SDS1 2 1 GND
R603 10K(NC) R604 2.2K(NC)
V33 2 1 SDSD 2 1 GND
R605 10K(NC) R606 2.2K(NC)
DLEE
2 1 GND
R607 2K(NC)
U19V
V33
C501
0.01uF
1 2 U19V
L199
BE0805
New add on 02/12/03
V18 V18 V18 V18 V18 V18
C31 C32 C33 C34 C35 C36
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
V33
1 RXD
R37 R38
1 TXD
NC NC
FILTER
VCC
3 RESETn
RED J2
GREEN 4
3
SOG 2
1
BLUE
R41
3 SDA
CON4 4.7K
VS 3 SCL
3 BUZZER
H S
4 LVDSON
RX2P
RX2M 6 VOLUME
5 PWMOUT
RX1P
Add Pin206
RX1M
Buzzer
PW13x
RX0P R69
RX0M
U4A
R C P
Graphics and
RCM
Video Port
2.2K
4/18 Add
U5 CIRCUIT
RTERM
R157 22
V656_0
V656_1
V33 U 5 P2781A
V656_2
8 1
V656_3 VDD XIN
7 2
V656_4 RS0 XOUT
6 3
V656_5 MOUT FS1
C87 5 4
V656_6 VSS LF
R31
V656_7
0.1uF 4.7K
R156 1.2K
VPEN
C88 C89
VCLK
3300P 330P
V18
175ma max.
New add on 10/31
SDSD
C30 0.1uF
SDS1
SDS0 C37 0.1uF
Sleep Mode 9ma max.
DLEE
3.3VADC V33 3.3VDVI
40ma max.
350ma max. 90ma max.
PW13x U4D
Power and Ground
GND
3.3VADC 3.3VADC 3.3VADC
C38 C39
0.1uF 0.1uF
R36
0
GND GND GND
V33 V33 V33
TESTEN
193
A1
137 192
TESTEN A2
191
A3
R39 R40 190
A4
189
A5
3.3K 3.3K 188
A6
183
A7
132 182
RESETB A8
181
A9
180
A10
53 179
RXD A11
54 178
TXD A12
177
A13
176
A14
208 175
PORTA0 A15
207 164
PORTA1 A16
206 U4C 163
PORTA2 A17
XCLK 33 R611 205 162
PORTA3 A18
PW131
204 161
PORTA4 A19
Misc
DS3 33 R612 203
PORTA5
202 160
PORTA6 D 0
201 159
PORTA7 D 1
158
D 2
157
D 3
142 156
TRST D 4
141 155
TCK D 5
140 154
T M S D 6
139 153
TDI D 7
138 152
TDO D 8
151
D 9
150
D10
194 149
N M I D11
148
D12
145
D13
169 144
XI D14
R154 0/NC 170 143
XO D15
R155 0/NC 196
RD
195
WR
197
ROMOE
R30 R43 1.5M 198
ROMWE
0 199
Y1
CS0
X607 X608 PW13x 200
CS1
C29
C28 XTAL14.31818
18pF/NC
18pF/NC
V18A
Sleep Mode 35ma 40ma max.
L8 L9 L10 L11
22uH 22uH 22uH PV1
L12
22uH 22uH
LV1
C44 C45 C46
0.1uF 0.1uF 0.1uF
Take off
U5.
GND
GND
GND
3.3VADC 3.3VADC 3.3VADC
C40 C41 C42 C43
0.1uF 0.1uF 0.1uF 0.1uF
106
GND GND GND
DCLK
107
A[19:1] 3
DCLKNEG
A1 101
DVS
A2 102
D H S
A3 103
DEN
A4
A5 98
DR0
A6 97
DR1
A7 94
DR2
A8 93
DR3
A9 92
DR4
A10 91
DR5
A11 90
DR6
A12 89
DR7
A13
A14 88
DG0
A15 87
DG1
A16 86
DG2
A17 85
DG3
A18 82
DG4
A19 81
DG5
U4B 80
D[15:0] 3 DG6
D 0 79
DG7
D 1
D 2 78
DB0
Display Port
D 3 77
DB1
D 4 74
DB2
D 5 73
DB3
D 6 71
DB4
D 7 70
DB5
D 8 67
DB6
D 9 66
DB7
D10
D11 131
DGR0
D12 130
DGR1
D13 129
DGR2
D14 128
DGR3
D15 127
DGR4
126
DGR5
125
RDn 3
DGR6
124
WRN1 DGR7
ROMOEn 3
121
ROMWEn 3
DGG0
120
CS0n 3
DGG1
119
DGG2
118
DGG3
Take off U4C pin200 117
DGG4
116
DGG5
115
DGG6
114
DGG7
113
DGB0
112
DGB1
111
DGB2
110
DGB3
109
DGB4
108
DGB5
100
DGB6
PW13x 99
DGB7
V33 V33 V33
C47 C48
C49 C50
0.1uF 0.1uF
0.1uF 0.1uF
Proview Electronics (Taiwan) Co., LTD.
3.3VDVI 3.3VDVI
6F, NO.1, Pau-Sheng Rd., Yung-Ho City,
Taipei County, Taiwan R.O.C.
C56 C57
Tel: 886-2-2231-6789 Fax: 886-2-2232-4613
0.1uF 0.1uF Title
PW13XA (A/D+Scaler)
Size Document Number
200-100-776D-D (PV7-S2)
Date: Thursday, September 18, 2003
R34
100(NC)
DCLK 4
DVS 4
D H S 4
DEN 4
DRE[7:0] 4
DRE0
DRE1
DRE2
DRE3
DRE4
DRE5
DRE6
DRE7
DGE[7:0] 4
DGE0
DGE1
DGE2
DGE3
DGE4
DGE5
DGE6
DGE7
DBE[7:0] 4
DBE0
DBE1
DBE2
DBE3
DBE4
DBE5
DBE6
DBE7
DRO[7:0] 4
DRO0
DRO1
DRO2
DRO3
DRO4
DRO5
DRO6
DRO7
DGO[7:0] 4
DGO0
DGO1
DGO2
DGO3
DGO4
DGO5
DGO6
DGO7
DBO[7:0] 4
DBO0
DBO1
DBO2
DBO3
DBO4
DBO5
DBO6
DBO7
V33 V33 V33 V33
C51 C52 C53 C54 C55
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
Rev
A
Sheet 2 of 6