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DIA-12
PCB_KZ4AC
PbF
1
1
2
2
1LG4B10W1150A
Reflow_Side
*** ???
5
5
6
6
7
7
KJ4CC.AV.PWB
K30A
K30B
K30C
K50A
SCB01
SCB02
K20A
K20B
R018
R3031
C3061
R022
R023
R031
R032
R033
R034
R035
R3051
C001
C002
C005
C006
C007
C008
C009
R3061
C010
R3064
C011
C020
C021
1
2
29
30
K300
C5001
C5002
D001
D002
C5020
C5021
C5022
C5023
Q5020
C5024
SC2011
Q5021
C5025
L2001
C5026
C5027
C5028
R5001
C5029
R5002
R5003
R5004
R5005
R5006
R5007
C5030
17
24
25
32
1
8
9
16
IC5001
C5031
1
8
9
16
IC5002
C5032
8
5
4
1
IC5003
C5033
Q5030
C5034
SC2021
Q5031
C5035
Q5032
C5036
Q5033
C5037
R5010
C5038
R5011
Q5035
C5039
R5012
Q5036
R5013
Q5037
R5014
1
14
28
15
IC001
1
3
K8F
R5017
R5018
C5040
R5019
C5042
C5043
C5044
D5021
C5045
C5046
C5047
R5020
C5048
R5021
C5049
R5022
R5023
R5024
R5025
R5026
R5027
R5028
C5050
R5029
C5051
C5052
C5053
C5055
R5030
C5058
C5059
R5033
R5034
R5035
R5036
R5037
C5060
R5039
C5061
C5062
C5063
Q5060
Q5061
Q5062
C5066
Q5063
R5040
R5041
R5042
R5043
R5046
R5047
C5070
R5048
R5049
C5072
C5075
R5050
R5051
R5055
D5061
D5062
R5060
R5061
R5062
R5063
R5064
R5065
R5066
R5067
R5068
R5070
R5071
R5073
R5075
R5076
R5078
R5079
R5080
SC3051
X5001
R9929
R2015
R2025
C2051
C2052
L003
C3001
L011
L012
Q031
C3011
C2072
C2073
Q2071
C3021
R3001
C3031
L5602
D2074
R3011
R2071
R2072
R2073
R2074
R2076
R2077
R2078
R2079
R001
R002
R003
R004
L5611
L5612
R006
R2080
R2081
R009
R3021
R3022
R2082
R3023
R2083
R2086
R010
R011
C3051
R012
R014
R015
R016
R017
C5069
R5072
D5002
D5003
R5056
R5057
C5071
PbF
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.
AV (SIDE:A)
LAMP ID
“K87C”
ID CONNECT (SIDE:A)
ID CONNECT (SIDE:A)
??? ***
1LG4B10W1200C
PbF
2
6
1
5
K87B
L8731
L8732
L8733
L8734
L8737
R8738
1
6
K87A
1LG4B10W1200C
PbF
PbF
1LG4B10W1150A
*** ???
Solder_Side
KJ4CC.AV.PWB
K30A
K30B
K30C
K50A
SCB01
SCB02
K20A
K20B
R020
R021
R3063
C018
C019
C040
C041
SC2001
R5606
C5054
SC2051
SC2052
SC3001
SC2061
SC2062
C5076
SC2063
SC3011
R5069
SC3021
SC3031
SC3061
C2006
C2007
R2001
R2008
R2009
R2051
R2052
R005
R013
PbF
AV (SIDE:B)
MAIN
“K200”
SP901
1LG4B10W1200B
***.???
PbF
A2901
IC8811
8
5
1
4
R2902
R2904
SC2091
SC2092
C8836
1LG4B10W1200B
***.???
PbF
A2901
C2901
C2902
C2903
R2901
R2903
K29D
1
8
RC (SIDE:A)
RC (SIDE:B)
MAIN
“K8D”
MAIN
“K8I”