A9
PCB_KG8AC
1AA4B10C6720F
R880
1
8
5
1
4
IC880
1
C8801
R8802
R8803 R8804 R8806
R8807
R8808
R8809
R8911
C8911
R891
2
C8912
R8913
R8914
R891
6
R8917
5
1
R8918
R8919
5
1
9
13
16
14
8
6
IC8911
K88E
L701
C701
R7702
L702
L7702
D770
2
C7702
R7703
L703
L7703
D770
3
C7703
R770
4
L704
L7704
D7704
C7704
R770
5
L7705
D7705
C7705
R7706
L706
L7706
D7706
C7706
L707
R4751
C4751
L4752
L4751
L4753
L4754
L4756
5
1
1
2
49
50
1
2
29
30
1
3
1
4
1
4
1
3
1
3
1
5
1 2
TPFAN1
TPFAN2
TPFAN3
TPFAN4
TPFAN
5
TPFAN6
TPFANGND
SC001
SC002
A30C5
1AA4B10C6720H
PWB,FANNET KG8AC
K77E
K77D
K77F
K00A
K07B
K47A
K47B
K07A
K77B
K77C
1
4
A30C5
1AA4B10C6720G
TEMP SENSOR2
K88H
SELECT
RIGHT/
VOL+
LEFT/
VOL-
UP/
ZOOM+
DOWN/
ZOOM-
MENU
KEYSTONE
AUTO SETUP
ON/STAND-BY
POWER
WARNING
LAMP
3D
A2801
SW6801
SW6802
SW6803
SW6804
SW6806
SW6807
SW6808
SW6809
R680
3
SW6811
R680
6
R6811 R681
3
R681
8
D2811
D281
3
D281
6
D281
8
1
2
29
30
C680
1
A30C
5
1AA4B10C6720C
PWB,KEY KG8AC
K68A
1AA4B10C6720B
PWB,A/V KG8AC
K50C
K20A
K50B
K38A
K97A
K50A
1
2
29
30
C2001
C200
3
L2006
L2007
C2002
D9701
C970
2
C970
3
R9702
D9702
R9703
A30C5
K96A
Printed Wiring Board Diagrams
!
CAutION
This projector is isolated from AC line by using the internal converter transformer.
Please pay attention to the following notes in servicing
1. Do not touch the part on hot side (primary circuit) or both parts on hot and cold
sides (secondary circuit) at the same time.
2. Do not shorten the circuit between hot and cold sides.
3. The grounding lead must be connected to the ground of the same circuit when
measuring of voltages and waveforms.
A/V (SIDe:A)
MAIN
“K8H”
teMP SeNSOr1 (SIDe:A)
FAN Net (SIDe:A)
MAIN
“K8E”
KeY (SIDe:B)
A/V (SIDe:B)
MAIN
“K96B”
KeY (SIDe:A)
FAN NET
“K07B”
FN905
FN906
SP901
FN904
FN903
FN902
LAMP BALLAST
“CN2”
SW901
KEY
“K68A”
MAIN
“K8B”
teMP SeNSOr2 (SIDe:A)
teMP SeNSOr2 (SIDe:B)
1AA4B10C6720B
K50C
K20A
K50B
K38A
K97A
K50A
SC200
4
SC200
3
SC2001
SC200
2
L2003
L2002
L2001
C2004
D2001
R2012
R2003
R200
2
R2001
R200
4
R200
6
R200
8
R200
9
R2011
SC500
1
SC500
2
L5001
L5002
R5001
R500
2
SC5011
SC501
4
L5011
L5012
L5013
L5014
R501
1
R5012
R5013
R5014
C5021
C502
2
R5021
R502
2
SC502
1
SC502
2
R502
3
L5021
L5022
R502
4
R502
6
SC380
1
SC3802
SC3803
SC3804
R3801
R380
2
R380
3
R380
4
C9701
R9701
R2007
SC501
3
SC501
2
L3801
L3802
L3803
L3804
SC9701
A30C5
1AA4B10C6720
C
PWB,KEY KG8A
C
A2801
C2811
Q2811
Q2812
Q2813
Q2814
Q2816
D281
2
D281
4
R2811 R281
2
D281
7
R281
3
R281
4
D281
9
R281
6
R281
7
R281
8
R281
9
D282
1
R282
1
R2822
R2823
R2824
R2826
R2827
R2828
R681
6
R6808
R680
1
R682
1
C2803
R2802
D2802
D2801
C2801
R2801
C2802
A30C5
IC8811
4
1
8
5
C8811
R8811
R8812
R8813
R8814
R8816
R8818
R8819
R8817
A30C5
Summary of Contents for PDG-DWL2500 - 2500 Lumens
Page 47: ... 47 IC Block Diagrams LV49152V Audio Output IC001 LC87F2G08A Sub Micom IC4501 ...
Page 48: ... 48 IC Block Diagrams M62393 DAC IC7881 MR4010 Power Switching IC631 ...
Page 49: ... 49 IC Block Diagrams PIC18F67J60 Network IC8301 NJW1156 Audio Selector IC5101 ...
Page 83: ...Key No Part No Description Key No Part No Description 83 Electrical Parts List KG8 DWL250000 ...
Page 84: ... KG8AC July 2010 DC 50 Printed in Japan SANYO Electric Co Ltd ...