DOWNLOAD Sharp XG-PH70X (serv.man8) Service Manual ↓ Size: 10.94 MB | Pages: 80 in PDF or view online for FREE

Model
XG-PH70X (serv.man8)
Pages
80
Size
10.94 MB
Type
PDF
Document
Service Manual
Brand
Device
Projector / Schematic Diagram
File
xg-ph70x-sm8.pdf
Date
PREV: Sharp XG-PH70X (serv.man7) Service Manual

Sharp XG-PH70X (serv.man8) Service Manual ▷ View online

XG-PH70X/XG-PH70X-N
8 – 61
11
13
12
14
15
16
18
19
17
XG-PH70X/XG-PH70X-N
8 – 62
1
2
3
4
5
6
7
9
10
8
J
A
B
C
D
E
F
G
H
I
DIRECT OFF Unit
G Point
<--
Vin(DC)
PCON1
FANPOW
0
0
0
R402
NC
R404
2.05K/0603
R405
560R 1/4W
R416 330R/1206
R417 330R/1206
R430B
NC
R420 330R/1206
Control
circuit
ADJ
VIN
Vo
CL
PQ20WZ1UJ00H
IC401
1
3
5
4
2
JH401
1
2
3
4
5
6
7
8
9
R408
560R 1/4W
C402
10F/2.3V
R429A
1M/1206
R430A
1M/1206
R407
560R 1/4W
R419 330R/1206
R413 330R/1206
R410
560R 1/4W
R429B
NC
D401
1N4148
R406
560R 1/4W
R418 330R/1206
R414 330R/1206
C401
10F/2.3V
R409
560R 1/4W
R412
560R 1/4W
R415 330R/1206
R401
100R/0603
R411
560R 1/4W
R403
7.32K/0603
XG-PH70X/XG-PH70X-N
8 – 63
11
13
12
14
15
16
18
19
17
Serial CAP
5
11.5V
6
13.8V
9.2V
4
G Point
9.0V
11.0V
13.0V
<-- ~ 0.2V-->
When SCR401 turn on
History:
Ver. 12 Add R436
JPS1 From 1.25mm to
2.0mm
Test Hole
ICT TEST POINT
To FanA
To FanB
Vin(DC)
To FanA
To FanB
PCON1
PCON1
FANPOW
0
0
0
0
0
0
0
0
JH7
1
1
SCR401
P0102DN
3
1
2
4
C409
NC
R423
NC/0603
R425 75
R421
10K/1206
R426 75
D402
1N4148
0B
JH402
1
2
3
4
5
6
7
8
9
JPS1
A1251WV0-
1
2
3
4
5
6
7
R431B
NC
C404
10F/2.3V
R434A
1M/1206
R422 1.8K/0603
R432B
NC
JH401
1
2
3
4
5
6
7
8
9
C403
10F/2.3V
R433B
NC
3V
R434B
NC
0A
206
JH403
1
2
3
4
5
6
7
8
9
R424 75R/1206
R431A
1M/1206
C405
10F/2.3V
R432A
1M/1206
R433A
1M/1206
C406
10F/2.3V
JH404
1
2
3
4
5
6
7
8
9
R436
NC/1206
C408
0.1µ/0603
JH1
1
1
JH2
1
1
JH3
1
1
JH4
1
1
JH5
1
1
JH6
1
1
XG-PH70X/XG-PH70X-N
8 – 64
1
2
3
4
5
6
7
9
10
8
J
A
B
C
D
E
F
G
H
I
LVPS CONTROL Unit
14
2
4
8
8
13
1
ENABLE1Z
ENABLEZ
Bu4V_SWZ
Bu4V_SWZ
PP_SIGZ
Bu4V_SWZ
Bu4V_SWZ
ENABLE1Z
PP_SIGZ
Bu4V_SWZ
PCON1Z
+5V75Z
GNDFEEZ
GNDFE
SEN_1Z
GNDFEEZ
VCCZ
+5V75Z
PCON1Z
D2Z
+2V5Z
GNDZ
SEN_1Z
GNDFEEZ
2V5_REFZ
G2Z
G1Z
1U/50V
C281
CN252
CONN BD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
+5V75Z
PCON1Z
VCCZ
SEN_1Z
2V5_REFZ
GNDZ
+2V5Z
BU4V_SWZ
GNDFEEZ
D2Z
G1Z
G2Z
PP_SIGZ
ENABLE1Z
10KF/0805
R281
4.75K
1U/50V
C280
Q201
MMBT3904L
3
1
2
Q202
MMBT3904L
3
1
2
6.2KF/0805
R283
R259
4.75KF/0805
R260
4.75KF/0805
+
-
U280A
LM393DR
3
2
1
8
4
+
-
U280B
LM393DR
5
6
7
8
4
R258
10KF/0805
Q281
MMBT3906L
3
1
2
Q280
MMBT3904L
3
1
2
R257
1KF/0805
0.1U/50V
C259
R263
4.75KF/0805
0F/0805
R287
0F/0805
R288
4.75KF/0805
R284
4.75KF/0805
R285
4.75KF/0805
R282
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