ViewSonic PJ750 Service Manual - Page 38

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A ViewSonic Corporation PJ750 (VPROJ22826- 1W) PWB ASS'Y MAIN (5/10) 1 1, 0141651 3 1404 6503, 3015 C) (.? (t.) (2) 8411 I402 PN5V026CA-TR - 4 e7L1'7.••72 5-.' 000 GNO 4 !DOS r7.2 °T 4532 0463 FM4" 777 0 33/16 3216 • 3225 OCL TOSS 05S 04 AS CL C52 tT / / / 402 10 46 31 8475 100 T 040 0 01 54,05 R473 100 8474 00 800 2 M5KOU 3 CLP1 4 CLP2 5 HPLL 6 VSS 7 8001 O TEST 90 :50700 55205 SOATA 'lissa 1401 6720 0A C7151110 G0e0nFerator) 4 906 PESETs VSS FS 56666 666Y26 47 265Y iG 54.407270 020816 44 6140046 0718X3G 4 056620 41 0149X 10 4 EITSOOG SOEG IPSO SHOLKO 055 CLYOUT R405 loo 210P EN '1 0452 108i 0403 1005 r 15409 777 100 42 !Tt \ STSOOG ST9050 / XFR SNCLKG 0102 I 0100 BUSS I OHS DVS 0S3 ROO RD / 602 / RD / 606 / 607 508 / 509 DRE1 \ ORE 0003 \ \ N114

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PJ750
(VPROJ22826-
1W)
PWB
ASS
'Y
MAIN
(5/
10)
3,3voLI
A
1404
65033015
,
C)
(.?
(t.)
(2)
1
1
,
0141651
3
OCL
TOSS
05S
04
AS
CL
C52
r7.
°
2
T
0463
FM4"
777
I402
8411
PN5V026CA-TR
-
4
/
°,°
•--e7L17.
'
••72
-
5
.
'
000
GNO
!DOS
4
4532
0
33/16
3216
3225
/ /
•
R473
100
8474
00
0102
I
0100
tT
/
46
402
1
0
31
BUS
1
SUS
2
8475
100
0
04
01
0
T
54,05
800
2
M5KOU
3
CLP1
4
CLP2
5
HPLL
6
VSS
7
8001
O
TEST
9
0
:
5070
0
55205
SOATA
4
906
PESETs
VSS
'lissa
1401
67
00F
r
20
0A
C7151110
Geneator)
FS
56666
666Y26
47
265Y
iG
54.407270
020816
44
6140046
0718X3G
4
056620
41
0149X
10
4
EITSOOG
SOEG
IPSO
SHOLKO
055
CLYOUT
0403
1005
r
R405
loo
21
0
P
EN
‘1
STSOOG
ST9050
/
XFR
SNCLKG
0452
108i
42
!Tt
\
15409
100
777
5464
R466
5
I405
0674A0T0426
•/
----
r"707
1
.--C
GND
10
0413
5414
100
T4
0z
5
7
1403
GND
468
mo
64
7
0
67
469
100
•
CC
5471
10
0401
1
7—
8418
PSC64T0
I
21
1TB_I
PSCNTA
ICEGERIN
R4
5422
10K
8
TI
4
.42
BUSS
I
OHS
DVS
0S3
1461
N1<9004
6
,
16
,
2
\
\
51
0461
10/10
3225
1
-7-
•
ROO
RD
10K
S,
N
0
-
V.71
A',
F
1
,11
3
4
5
6
5
9
0
13
4
5
17
SB
04
69
19
naFN
20
/
602
/
RD
5458
EN
C459
D.
01
/
606
/
607
508
/
509
R457
33
R478
39
4650.0
7_
2,001_
.
DRE1
\
ORE
0003
2
22
24
5
26
7
25
9
0
2
33
4
35
35
3
C451
-.
0.01
1005
F3
"8
S
2;BOUTS
V00
0
GND
BOUT4
BOUTS
BOUT2
BOUT1
BOUT!
TESTOUT5
TESTOUT4
TESTOUT5
TESTOUT2
TESTOVT1
TESTIN14
TESTIN13
TESTIN12
VOD
GND
I401
GND
017040S00
10.29110
ONO
VSCAN
HSCAN
TESTIN11
TESTOUTD
TESTEN10
TESTIN9
1161050
TESTIN7
TEBTIN6
TESTIN5
TEEITIN4
GINS
GINS
3057
VDD
VDD
ONO
GINS
5.5
n
2
V
501
RESET
5,()
VOD
SCS
DATA
SOLK
TEST1N1
TOI
TMS
'MK
TRST
TOO
TEST1N2
TESTIN3
NC
000
GNO
GND
GND
0 0
:0
02
U
T
T:
POUT1
ROUT3
ROUT4
GND
<OD
ROUTS
ROUTS
:F
T;
VOD
NG
F
,
100
1i
3
PIN2
BINS
w
i3
i3
2
ii*
5 6 5
6
8 r
rot
t
to
m
V
t
ip
0
2 u
a
m
01400S
"
.
to
101
100
99
95
97
96
95
94
95
92
Si
90
59
90
87
•
65
B5
54
1453
0.01
1005
aa
19452
805
R477
33
ED4
I
B03
602
01
\
500
82
BS
80
79
76
77
76
75
74
7
72
7
70
69
65
67
6463
C454
0,01
1005
/DIRX5
•
RDX
▪
7485
▪
33
•
GHST
BO
1
6
40
3
T884
4
\
55ST
1407
59745570425
7
V
C469
0.01
1005
6426
100
5427
65/
503/
02
NFG
1470
0.06
1400
SN74LV74APW
-07777
1
/
4
,1
77&-.
O
10
2CLR
6
0519
0526\
056
T100
IS
S
TA
45
#,
33
8
464E
A
a a
7777
S
BUS
B1
BUS
81
BUS
Pi
T
CM<
4
1264
aci<
R40
3
f.4.--®
ID
226
ig--
®1P
20
C"
690
20
6400
100
XDIR
A
B
C
D
E
2
ViewSonic
Corporation
35
3
4
Confidential
-
Do
Not
Copy
5
6
PJ750