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LV-X4U
Service manual
Canon LV-X4U Service Manual page 114
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:
Owner's manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Advertisement
A
LAMP_PWM
LAMP_PWM
(FROM IC301 178P)
B
L:FAN EROR
H:STBY
(FROM Q3601)
HIGH : STBY
FAN_ERR
LOW : FAN ERROR
FAN_ERR
LAMP_POW
LAMP_POW
(FROM IC301 140P)
L:LAMP OFF
HIGH : LAMP ON
LOW : LAMP OFF
H:LAMP ON
L4841
L2PD3R3MG
5VA
5V_PIC
L4842
X
C
S5V
5V_PIC
IC4801
C4802
6.3EM1003T
MC74VHC14DT
R4841
R4801
1/16GZ
LAMP_ERR
X
0C
1
VCC
14
C4801
1
LAMP_ERR
R4802
25KZ
(TO IC1881 8P)
0.1GQFZ
1/16GZ0C
2
(TO K8S)
SCEL
2
13
R4807
R4803
C4801TM
1/16GZ
X
Z30B0140G
0C
3
12
R4804
1/16GZ0C
TXL
(TO K8H)
4
11
5
10
R4806
D
R4808
X
X
6
9
5V_PIC
7
8
GND
R4809
1/16GZ
R4809TM
R4842
0C
INVERTER
1/16GJ
1/16GJ
100KC
2.2KC
(FROM K8H)
RXL
5V_PIC
E
IC5001
R5004
R5011
VIDEO_R
NJW1141M
1/16GJ
1/16GJ
100C
47KC
VIDEO_R
C5001
16KK0.1GQ
F
VIDEO_L
1
IN1a
IN1b
R5006
C5002
VIDEO_L
1/16GJ
KK0.01GQ
100C
R5012
2
IN2a
IN2b
AV
1/16GJ
47KC
C5003
"K10Y"
3
IN3a
R5007
KK0.01GQ
IN3b
PC_L
R5013
1/16GJ
1/16GJ
100C
47KC
PC_L
4
IN4a
IN4b
C5004
16KK0.1GQ
PC_R
5
MONa
MONb
R5008
PC_R
1/16GJ
100C
R5014
6
N.C.
N.C.
1/16GJ
C5011
47KC
KK2200BA
7
TONE-Ha
TONE-Hb
C5012
G
8
TONE-La
TONE-Lb
16KK0.1GQ
9
LINEa
LINEb
10
OUTa
OUTb
C5013
10KZ1UGQFZ
11
CVa
AGC
C5014
AV
10KZ1UGQFZ
P_SDA2
12
CVb
CTH
"K10Y"
R5002
P_SDA2
P_SCLK2
13
SDA
CTL
1/16GJ150C
P_SCLK2
R5003
9V_AUDIO
14
SCL
Vref
1/16GJ150C
Q5061
AH
R5061
1/16
H
15
GND
V+
GJ1KC
R5063
C5061
OUT-L
1/16
16EM101V
GJ1KC
OUT_L
AUDIO-SW
R5062
Q5062
R5068
1/16GJ
AH
1/16GJ
1.2KC
D5061
VOLUME
1.2KC
1SS355
R5064
1/16
Q5063
GJ1KC
R5067
OUT-R
1/16
AH
GJ1KC
OUT_R
R5066
Q5064
C5069
1/16GJ
AH
16EM101V
1.2KC
R5071
D5062
1/16GJ
1SS355
1.2KC
MUTE
MUTE
R5069
I
(IC1804 12P)
1/16
MUTE : HIGH
GJ1KC
J
K8R
J10EP120G
NTS15.5V
S15.5V
IC5601
1
C5606
C5607
1
NTK8R_1
2
16EM1001V
16EM1001V
BA05FP-E2
D3601
NTK8R_4
1SS355
3
15.5V
P_FAIL
P_FAIL
NTK8R_3
C5609
NT15.5V
;BA50BC0FP
4
16EM1001V
5
NTS6V
1
3
IC5601_3
S5V
NTK8R_5
POWER
6
R5601
2
1GZ0
S6V
"K6R"
7
K
C5602
C5604
8
C5601
C5603
6.3EM2203T
25KZ
6.3EM2203T
25KZ
9
0.1GQFZ
0.1GQFZ
NTK8R_9
NTS-5V
10
5V REG.
S-5V
11
NTK8R_11
12
NTK8R_12
C5608
12
6.3EM2203T
DC_ON
DC_ON
(FROM IC1803 16P)
LAMPDC_ON
(FROM IC1803 15P)
ON_3.3V
LAMPDC_ON
MAIN 4/4
L
1
2
3
MY7R-05
A7a
LAMP
BALLAST
UNIT
LAMP
"CN02"
COVER
(TO BALLAST)
SW
"K690"
K8S
IC4851
K48A
J10EG030G
TC7SET32FU-(TE85L)
C4854
J10EZ050G
K8H
25KZ
0.1GQFZ
J10EZ040G
1
5
5V_PIC
R4852
2
1/16GJ
10KC
3
4
R4851
R4832
R4846
1/16GZ0C
1/16GZ0C
1/16GJ
IC4852
C4851
10KC
C4831
D4832
25KZ
KK1000GQBZ
TC7SET08FU
0.1GQFZ
02DZ6.2YG
D4844
C4852
D4841
02DZ
R4853
-(TE85L)
02DZ
D4833
25KZ
6.2YG
1/16GZ0C
6.2YG
Z30B
0.1GQFZ
0140G
1
5
D4843
D4842
2
02DZ
02DZ
R4854
6.2YG
6.2YG
D4834
3
4
1/16GZ0C
02DZ6.2YG
R4856
1/16GZ
0C
C4853
R4857
Z30B0140G
X
R4811
X
IC4811
R4844
PIC16F88T-I/SS
1/16GZ0C
C4813
25KZ
0.1GQFZ
RA2/AN2/Vref-
1
20
RA1/AN1
R4816
1/16GZ0C
C4811TM
RA3/AN3/Vref+
Z30B0140G
2
19
R4843
RA0/AN0
C4811
X4811
1/16GZ0C
CD10CGQ
C4814
V10B4750G
RA4/AN4
1
3
18
25KZ
RA7/CLKI
0.1GQFZ
RA5/MCLR/VPP
2
4
17
1
RA6/CLKO
R4817
R4818
1/16GJ
1/16GZ
1MC
0C
5
VDD
16
2
1
VSS
C4812TM
C4816
Z30B0140G
25KZ
0.1GQFZ
6
AVSS
AVDD
15
2
C4816TM
Z30B0140G
7
RB0/INT
14
RB7/AN6
R4812
1/16GZ
0C
RB1/SDI/SDA
8
13
RB6/AN6
9
RB2/SDO/RX
12
RB5/SS/TX
R4813
X
RB3/PGM
10
11
RB4/SCK/SCL
R4814
R4814TM
1/16GJ
1/16GZ
0C
100KC
R4826
1/16GJ
100C
R4827
1/16GJ
100C
IC5081
L88MS05TL-TL
R5084
X
(1GJ**)
C5006
16KK0.1GQ
P_FAIL
30
D3606
C5007
5V REG.
1SS355
P_FAIL
KK0.01GQ
29
R5081
1
2
3
4
5
TE5001
1/16GJ
C5008
J30B1640G
10KC
28
KK0.01GQ
S6V
IC5081_5
5V_AUDIO
C5084
C5081
C5082
25KZ
X
16EM473T
0.1GQFZ
27
C5009
ON_5VA
C5083
16KK0.1GQ
6.3EM1003T
26
ON_5VA
R5082
Q5081
(FROM IC301 71P)
1/16GJ
AH
1KC
25
C5016
R5083
C5086
KK2200BA
1/16GJ
6.3EM1003T
4.7KC
24
9V_AUDIO
L5031
IC5031
C5017
23
16KK0.1GQ
L2PD3R3MG
C5036
9V
LM4889MM
Q5031
(16EM470D)
22
AH
R5044
1/16GJ10KC
C5041
R5034
KK0.01GQ
21
1/16GJ
1
8
R5031
1KC
C5033
C5018
1/16GJ
R5038
C5037
470C
10KZ
20
16KK0.33BA
10KZ1UGQFZ
1/16GJ
1UGQFZ
2
7
10KC
C5031
Q5033
C5019
C5042
AH
TAIYOU
19
10KZ1UGQFZ
16KZ2.2FA
X
0.39U
3
6
R5032
Q5032
(3216)
R5051
AH
1/16GJ
C5021
1/16GJ
C5087
470C
R5041
10KC
18
10KZ1UGQFZ
R5037
1/16GJ
R5039
4
5
1/16GJ
1KC
C5032
1KC
1/16GJ
C5022
18KC
16KK
17
10KZ1UGQFZ
R5042
0.47BA
C5034
X
1/16
R5052
GJ1KC
R5053
9V_AUDIO1
1/16GF
1/16GF
16
9V_AUDIO
39KC
39KC
R5001
1/3GJ4.7
C5023
Q5034
AUDIO AMP.
R5046
AH
10KZ
C5024
1/16GJ10KC
1UGQFZ
OUT_DET
OUT_DET
16EM223T
(FROM K3Y AV)
R5047
1/16GJ2.7KC
C5038
KK0.01GQ
Q5036
R5048
AH
MUTE
1/16GJ1KC
MUTE
(IC1804 12P)
MUTE : HIGH
R5049
H:MUTE
X
C5039
KK0.01GQ
IC5641
R5641
SI-3012KS-TL
5VA
1/16GZ
IC491
0C
1
VC
GND
8
C491
SI-3018KS-TL
S15.5V
VIN
GND
KZ0.01
2
7
GQFZ
3
VO
GND
6
3.3V
1
VCC
4
ADJ
GND
5
2
VIN
12V REG.
R5642
NT1.8V
1.8V
3
VOUT
1/16GJ
R5643
200KC
4
SENSE
1/16GJ
24KC
C492
D3611
1SS355
P_FAIL
25KZ
1.8V_REG.
P_FAIL
C493
0.1GQFZ
6.3EM1003T
D3603
D3612
1SS355
1SS355
IC5642
P_FAIL
P_FAIL
12V
BA09FP-E2
IC5642_3
1
3
9V
2
NT12V
C5643
C5642
16EM1001V
C5641
25KZ
16UM39CG
0.1GQFZ
9V REG.
L3581
S5V
L2PD3R3MG
IC5631
Q3582
R3584
2SA1203Y
SI-3033ZD-TL
1/16GJ
1.5KC
R3583
R5631
1/16GJ
100C
D3602
P_FAIL
1/16GJ
3.3V REG.
6
1SS355
ON_5VA
4.7KC
ON_3.3V
(FROM IC1802 12P)
P_FAIL
ON_5VA
1
2
3
4
5
R3581
Q3581
R5632
(FROM IC301 71P)
1GJ2.2
IC5631_4
1/16GJ
AH
C5631
3.3V
1KC
X
C5635
R3582
25KZ
C3581
1/16GJ
S6V
0.1GQFZ
4.7KC
6.3EM1003T
R5633
C5633
1GJ2.2
C5634
4VM470D
6.3EM1003T
C5632
6.3EM473T
4
5
6
R/C
SPEAKER
"K28D"
(TO RC PREAMP)
K8F
K8Q
J10EP030G
J10EP030G
K8D
J10EG040G
R4836
1GJ22
R4837
1/16GJ22C
(IC1861 1P)
S5V
R7803
1/16GJ
10KC
R7801
Q7801
1/16GJ
10KC
AH
FAN_SW1
FAN_SW1
(IC1803)
R7802
1/16GJ
4.7KC
R7809
1/16GZ
0C
TEMP SENSOR 1
FOR OUTSIDE
IC8811
LM76CHMX-5
C8811
CJ
33CGQ
1
1
SDA
C8812
CJ
5V_AUDIO
33CGQ
2
SCL
R5043
X
3
O.S.
1/3GZ0
4
GND
R5058
X
SP- (TO K8F)
1/16GZ0C
R5057
FSP- (TO K8Q)
R5056
X
C5088
(TO K8F)
SP+
R5054
1/16GZ0C
FSP+ (TO K8Q)
6.3EM2203T
6.3EM2203T
FSP+
GND
8
GND
7
1.8V REG.
GND
6
GND
5
D3604
1SS355
P_FAIL
P_FAIL
5VA
C3555
6.3VM
100E
7
8
9
10
FN904
FN905
FN904
FN905
PANEL R
PANEL G
K6L
K6M
J10EG
J10EG
030G
030G
NTK6L_3
NTK6M_3
FAN_A
R3621
R3622
D3621
1/16GJ
1/16GJ
D3622
10KC
10KC
5VA
1SS355
1SS355
1SS355
R3601
1/16GJ1KC
NTD5611
FAN_ERR
FAN_ERR
NTFNER
Q3601
P_FAIL
P_FAIL
AH
D3617
1SS355
R3602
R3603
1/16GJ
1/16GZ
5.6KC
0C
R7864
1/16GJ
D7861
330C
X
R7867
1/3GZ0
Q7862
2SB1204TP
D3614
;2SB1204SP
1SS355
R7863
R7861
1/16
C7862
Q7861
1/16GJ
GJ1MC
X
L7861
10KC
AH
C7866
L2PK
101MG
X
TPFANB
C7863
C7864
D7862
16EM1001X
RB051L-40G
16EM1001X
TPFANB
R7862
J30B1640G
C7861
1/16GJ
4.7KC
16KK
FAN CONTROL
2.2GNB
IC7861
FA7701V-TE1
C7868
R7871
R7868
KK
C7871
4700
1/16GF27KC
X
1/16GJ75KC
GQ
R7872
R7876
1/16GZ0C
X
C7867
25KZ
R7869
0.1GQFZ
1/16GJ
R7873
100KC
1/16GZ0C
R7874
C7869
1/16GF1.8KC
X
S15.5V
R7878
1/16GJ
R7877
10KC
1/16GJ
22KC
Q7864
FAN_CON_B
IMZ1AG
(FROM IC3531 5P)
R7879
1/16GJ
1KC
R7882
R7883
R7881
1/16GJ
1/16GJ
1/16GJ
10KC
4.7KC
1KC
TEMP SENSOR 2
TEMP SENSOR 3
S5V
FOR PANEL
FOR LAMP
IC8821
IC8831
LM76CHMX-5
LM76CHMX-5
C8821
C8831
CJ
CJ
33CGQ
33CGQ
+VS
8
1
+VS
8
1
SDA
8
1
SDA
1
+VS
C8822
C8832
CJ
R8823
CJ
A0
R8813
1/16GJ
33CGQ
A0
33CGQ
1/16GJ
7
10KC
2
SCL
7
10KC
2
SCL
AO
7
R8824
R8833
A1
6
3
O.S.
A1
6
1/16GJ
3
O.S.
A1
6
10KC
4
4
GND
INT OUT
5
GND
INT OUT
5
INT OUT
5
C8813
C8823
C8833
25KZ
25KZ
25KZ
0.1GQFZ
0.1GQFZ
0.1GQFZ
P_SDA1
P_SCLK1
R2858
D2854
1/16GJ1KC
02DZ6.2YG
R2856
1/16GJ
R2857
4.7KC
X
R2859
X
Q2851
AH
R2863
TE2801
D2856
J30B1640G
1/16GJ1KC
02DZ6.2YG
R2861
1/16GJ
R2862
4.7KC
X
Q2852
AH
R2867
R2869
1/16GJ390C
1/16GJ390C
R2864
1/16GJ
R2866
4.7KC
X
R2868
D2857
X
02DZ6.2YG
Q2853
LAMP_LED
AH
R2874
1/16GJ10C
R2851
R2873
LAMP_LED
1/16GJ
TEMP_LED
1/16GJ
1KC
R2852
1/16GJ10C
1KC
TEMP_LED
R2871
R2853
1/16GJ10C
D2858
READY_LED
READY_LED
1/16GJ
R2872
02DZ6.2YG
4.7KC
R2854
1/16GJ10C
X
R2876
PWR_LED
X
PWR_LED
Q2854
AJ
11
12
13
A
FN906
FN902
FN901
FN903
FN906
FN902
FN901
FN903
PANEL B
POWER
EXHAUST
PBS FAN
K6K
K8P
K6J
K8N
J10EG
J10EG
030G
032G
J10EG
J10EG
031G
032G
NTK6K_3
NTK8P_3
NTK6J_3
NTK8N_3
R5621
B
1GJ2.2
FAN_B
R5623
1GJ5.6
FAN_C
R5622
1/16GZ
0C
R3624
R3626
R3627
D3623
1/16GJ
1/16GJ
1/16GJ
D3626
R3623
D3624
10KC
10KC
D3627
10KC
1/16GJ
1SS355
1SS355
1SS355
10KC
C
S15.5V
R7914
1/16GJ
D7911
330C
X
R7917
1/3GZ0
Q7912
D
2SB1204TP
P_FAIL
D3616
P_FAIL
;2SB1204SP
1SS355
R7913
P_FAIL
R7911
1/16
C7912
P_FAIL
Q7911
1/16GJ
GJ1MC
X
L7911
10KC
AH
C7916
L2PK
330MG
X
TPFANC
C7913
C7914
D7912
16EM1001X
RB051L-40G
16EM1001X
TPFANC
R7912
J30B1640G
C7911
1/16GJ
4.7KC
16KK
FAN CONTROL
2.2GNB
FAN_B
FAN_C
IC7911
FA7701V-TE1
C7918
R7921
R7918
KK
C7921
4700
1/16GF27KC
X
1/16GJ75KC
GQ
R7922
R7926
1/16GZ0C
X
C7917
25KZ
R7919
E
0.1GQFZ
1/16GJ
R7923
100KC
1/16GZ0C
R7924
C7919
1/16GF1.8KC
X
S15.5V
R7928
1/16GJ
R7927
10KC
1/16GJ
22KC
Q7914
FAN_CON_C
IMZ1AG
(FROM IC3531 6P)
R7929
1/16GJ
1KC
R7932
R7933
R7931
1/16GJ
1/16GJ
1/16GJ
10KC
4.7KC
F
1KC
S5V
L7961
L2PD3R3MG
IC7961
M62393FP
C7961
25KZ0.1
P_SCLK1
GQFZ
1
R
CS0
20
R7961
1/16GJ100C
P_SCLK1
2
CS1
19
SCL
P_SDA1
R7962
1/16GJ100C
P_SDA1
3
SDA
CS2
18
FAN_C_A
R7963
1/16GZ0C
(CONTROL IC7811)
FAN_CON_A
4
A05
VDD
17
G
FAN_C_B
R7964
1/16GZ0C
(CONTROL IC7861)
1/16GJ
FAN_CON_B
5
A06
VCC
16
FAN_C_C
R7966
1/16GZ0C
10KC
6
A07
A04
15
FAN_CON_C
(CONTROL IC7911)
7
A08
A03
14
8
VL
A02
13
S5V
9
A01
12
VU1
10
GND
VU2
11
C7962
25KZ
0.1GQFZ
DAC
H
S5V
K8A_5V
1
R6851
1/16GZ0C
K8A_LAMP
1/16GZ0C
I
R6852
K8A_TEMP
R6853
1/16GZ0C
K8A_READ
R6854
1/16GZ0C
K8A_PWR
KEY
R6856
1/16GJ10C
K8A_K11
K11
R6857
1/16GJ10C
K8A_K12
SW
K12
R6858
1/16GJ10C
K8A_K13
K13
"K68A"
R6859
1/16GJ10C
K8A_K01
K01
R6861
1/16GJ10C
K8A_K02
K02
R6862
K8A_K03
1/16GJ10C
K03
R6863
1/16GJ10C
K8A_K14
K14
R6864
1/16GJ10C
K8A_K15
K15
15
15
J
K8A_GND
K8A
(J10EZ150G)
K
Schematic Diagrams
Main Board P. 4/4
(for J Model)
14
15
16
SCH_MY7P
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This manual is also suitable for:
Lv-x4e
D78-5532
D78-5533
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