![background image](http://html.mh-extra.com/html/canon/d78-5232/d78-5232_service-manual_62451126.webp)
GND
VCC
(TO IC1801 28P)
5V
TURBO ON/OF
GND
3
1
(FROM IC808 5P)
(TO IC233)
(FROM IC1801 49P)
(FROM IC212 15P)
(TO K8K 5P)
GND
STBY 5V
GND
GND
A_MUTE
P_FAIL
GND
GND
13
1
STBY 5V
GND
IC_RESET
P-FAIL
FAN DRIVE
SCLK
SDATA
FAN_CS1
FAN_CS2
(FROM IC801 2P)
(FROM IC801 139P)
(FROM IC801 140P)
(FROM IC801 110P)
(FROM IC801 111P)
(TO IC9811 2P)
(FROM IC1801 7P)
(FROM IC801 140P)
(FROM IC801 139P)
(FROM IC801 33P)
(TO IC1851 45P)
(TO IC1851 44P)
(TO IC1851 29P)
(FROM IC1801 2P)
(TO IC4501 1P,IC9401 1P)
(TO IC811 2P)
(TO IC201 22P,IC3231 10P)
(TO IC816 16P)
(TO IC801 36P)
(TO IC3204 13P)
(TO IC816 15P)
(FROM IC801 34P)
(FROM IC301 323P)
(TO IC8003 11P)
(FROM IC301 60P)
(FROM IC301 59P)
(FROM IC301 58P)
(TO IC301 188P)
(TO IC3241 SW)
(TO IC3211 SW)
(TO IC3201 SW)
(FROM IC801 66P)
(FROM IC801 65P)
(FROM IC801 64P)
(TO IC815 7P)
(TO IC815 8P)
(TO IC815 9P)
(TO IC814 6P)
(TO IC814 7P)
(TO IC814 8P)
(TO IC811 2P)
(TO IC9801)
(TO IC9801 12P)
(FROM IC801 136P)
(FROM IC801 115P)
(FROM IC1801 46P)
(FROM IC1801 7P)
(TO IC9811)
(TO IC4232)
(TO K8B)
(TO K8B)
(TO IC814 9P)
(TO K8A 39P)
(FROM IC301 57P)
(FROM IC814 16P)
(TO IC8001 80P)
(TO IC8001 81P)
(TO IC8001 85P)
(TO IC8001 86P)
(TO IC8001 90P)
(TO IC8001 91P)
(TO IC8001 93P)
(TO IC8001 94P)
(TO IC4101 73P)
(FROM IC1801 4P)
(TO IC201 1P)
(FROM IC801 134P)
(TO IC801 133P)
11
7
1
(FROM IC801 69P)
(FROM IC801 70P)
(FROM IC301 107P)
(FROM IC301 7P)
VCC
GND
(FROM IC8051 2P)
(FROM IC8051 8P)
(FROM IC8001 2P)
(FROM IC8001 8P)
D+
D-
VCC3
TEST1
TEST2
XIN
XOUT
CS
RD
WR
RESET
INTR
D15
D14
D13
D12
GND
VCC5
D11
D10
D9
D8
DACK
A0
A1
A2
A3
A4
A5
A6
A7
ADSEL
ALE
AD0
AD1
AD2
AD3
VCC5
GND
AD4
AD5
AD6
AD7
DREQ
A0
A1
A2
CS2
CS3
CS1
Y7
GND
VCC
Y0
Y1
Y2
Y3
Y4
Y5
Y6
(FROM IC808 6P)
GND
GND
SDA2
SCL2
GND
S5V
6
1
13
A_USB-
(K8A,K8M)
(TO IC801 98P)
(FROM IC1801 53P)
(FROM IC1801 18P)
(TO IC4101 74P)
(TO IC4101 75P)
(FROM IC813 4P)
(TO IC801-133P)
(FROM IC1801 5P)
K8R,K8U)
(801-143
(FROM IC1801 1P)
(TO IC201 3P)
(TO IC201 5P)
(FROM IC1801 19P)
(FROM IC801 137P)
(304-2 P5)
(304-12 P5)
(NC)
(FROM IC1801 50P)
(FROM IC1801 51P)
(TO IC1801 15P)
(TO IC1801 13P)
(801-138)
(801-123)
(1801-61)
(801-5)
(1801-60)
(1801-59)
(IC801-120P)
(IC801-119P)
(IC801-118P)
KEY1
GND
GND
R_C
S5V
D16
PW_IN0
AVREF
KEY3
D21
D20
D19
PW_IN1
PLLGND
PLLVCC
FLASH_MODE
PW_SEL
NC
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
DQ1
DQ2
DQ3
GND
DQ4
DQ5
DQ6
DQ7
DQ8
S1
A10
OE
A11
A9
A8
A13
W
S2
A15
VCC
RTS
PW_OUT0
ADDRESS21
SCL1
SDA1
RAS
CASL
LAMP_DET
AFT_V
RDWR
SYS_SW
WDT
WRL
SELECT(ET7050)
SCL2
SDA2
PLLCAP
M-CLK
PW_RESET
ADDRESS20
FAN_ON/OFF
I/NI_ID
GND
USB_INTR
VCC
PW365_TX
PW365_RX
GND
VCC
GND
GND
VCC
GND
VCC
GND
GND
VCC
GND
PW_OUT1
GND
GND
VCC
GND
VCC
GND
SDATA_IN
POWER_FAIL
OPT1
EXP_RESET
R/C
SCLK
SDATA_OUT
LAMP_SW
FAN_SW
PA2
RS232C_TX
RS232C_RX
OPT2
KEY2
KEY1
SH_SEL
USB_BRST
PE4
PE3
FAN_CS2
FAN_CS1
ET7050CS
RESET
MD0
MD1
NONMASK
MD2
EXTAL
MD3
XTAL
D0
D1
D2
FWP
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
VCC
DAC_CS
GND
PW_INTR
GND
CS2
CS3
CS0
WRH
CTS
READ
GND
VCC
ADDRESS19
ADDRESS18
ADDRESS17
ADDRESS16
ADDRESS15
ADDRESS14
ADDRESS13
ADDRESS12
ADDRESS11
ADDRESS10
ADDRESS9
ADDRESS8
ADDRESS7
ADDRESS6
ADDRESS5
ADDRESS4
ADDRESS3
ADDRESS2
ADDRESS1
ADDRESS0
WRHL
RS232C_SW
POWER_SW
IC_RESET
USB_RESET
D23
D22
A16
BYTE
VSS
D15
D7
D14
D6
D13
D5
D12
D4
VCC
D11
D3
D10
D2
D9
D1
D8
D0
OE
VSS
CE
A0
A1
A2
A3
A4
A5
A6
A7
A17
A18
RY/BY
NC
RESET
NC
WE
NC
A19
A8
A9
A10
A11
A12
A13
A14
A15
A0
A1
A2
VSS
SDA
SCL
TEST
VDD
S5V
8
4
GND
IICSDA
IICSCL
GND
VOLUME
GND
BOTTOM_DET.
5V
TOP_DET.
1
1
DDC_CONT
HD_SW
PG0
PG1
PG2
SCDT_DIF
READY
LAMP_REP
WARNING
GND
PD_DIF
BGA_RST
PB7
PA7
CEL_CTIN
PA2
PA3
PA4
PA5
PA1
PA0
VCC
RD
CS
WR
AV/CG
CG1/CG2
AUDIO_MUTE
D6
D7
MOUSE_SEL2
MOUSE_SEL1
D5
D4
D3
D2
PORT_SEL1
PORT_SEL0
D0
D1
PORT_SEL2
GND
RESET
V_DET
S_DET
COMP_DET
LENS_TOP
LENS_CENTER
LENS_BOTTOM
HD_DET
GND
S_SW_OUT
PE6
PROGRAM
A_SW2
480P.575P/OTERS
IPSEL_CSA
IP_RESET
A_SW1
VCC
SEL_TURBO
CG_FILTER
_DVI
DDC_CONT
RSTP
1
5
1
1
2
2
53
53
54
54
DCC_CLK
RX2+
S-5V
GND
RX1-
GND
S-5V
5V
5V
S5V
S5V
5V_DVI
9V
9V
RX0+
RXC+
GND
GND
GND
RXC-
RX0-
GND
GND
RX1+
RX2-
GND
DCC_DATA
9V
KEY3
GND
9V
15VP
GND
GND
KEY2
NC
IICSCL
P-FAIL
GND
GND
GND
AV_Y
AV_PB
CPU_RESET
CG-BIN
CG-GIN
R_C
LAMP SENS.
LAMP SW
GND
GND
MOUSE2
MOUSE1
GND
AUDIO_SW1
GND
AV_PR
GND
SVIDEO_C
GND
GND
NC
IN2/IN3_SW
SVIDEO_Y
GND
CG_VSYNC
GND
CG_HSYNC
GND
RS232C_RXD
RS232C_TXD
CG_FILTER
GND
GND
GND
GND
COMP_DET
CG1/CG2_SW
CG/AV_SW
GND
VSYNC_DET
GND
S_SWIN
GND
CG-RIN
AUDIO_SW2
A_USB+
DDC_CONT
IICSDA
NC
3
1
12
1
GND
5VA
GND
GND
5VD
GND
5VA
GND
GND
5VD
GND
15.5V
S-5V
GND
GND
3.3V
15.5V
3.3V
3.3V
53
53
54
54
54
54
53
53
2
2
1
1
2
1
LAMP REPLACE
WARNING
READY
POWER
S5V
9
1
GND
1
2
R4863
NT_GND
NT_S5V
R4862
R4861
C4811
C4812
D4812
D4813
Q-8
NTC-52
NTA-52
NTB-52
NTD-12
NTD-11
NTS-5
NTS-4
NTR-4
NTR-3
NTR-2
NTR-1
NTX-5
NTL-5
NTL-4
NTU-4
NTU-3
J-11
J-10
NTG-11
NTG-12
NTG-13
NTG-14
NTE-6
NTE-7
NTE-8
NTD-10
R4843
R4840
Q4832
Q4831
R4833
K8R
NTT-8
NTT-1
NTA-29
NTA-31
R865
R864
R1888
R1876
R1877
C1872
R9825
R9824
K8D
R877
R878
K8T
K8L
R889
R893
R892
R894
R890
R896
R895
R898
R1881
R1883
R1887
R1886
R1884
R1882
R1807
R1806
NTD-4
NTD-5
NTD-6
NTD-1
NTD-3
NTD-7
NTD-8
NTD-9
C1861
R1894
R1892
R1893
R1891
C1871
R1872
R1871
K8S
C1842
C1841
RB1841
R1847
R1848
R1849
R1842
R1846
R1844
R1843
R1841
R871
R1812
R1811
R850
R1833
R1834
R1836
R882
R881
R879
R1823
R1822
R1821
R810
R820
R1817
R1816
R1814
R1813
R9823
R9822
R9821
R9819
Q-7
Q-6
Q-5
Q-3
Q-2
K8Q
R883
C819
R869
R868
C824
C822
C823
R891
R897
C9811
R9814
R9813
L9801
C9803
C9802
C9801
C821
R884
R885
R886
R887
R872
R873
R874
R875
R876
C820
R837
R9808
C9809
C9806
R9807
X9801
R9803
C9804
C9808
C9807
R9804
R9805
R9806
R9801
RB9802
RB9801
Q9801
R9812
C9805
C815
C816
R863
R862
R861
R859
R858
K8X
NTX-1
R4838
NTX-2
NTX-4
NTX-3
R4844
R4845
R4859
R1804
1801-21
R834
R836
K8G
R4855
R4856
R824
R851
1801-22
R1805
R802
R801
R804
R803
R857
R856
R828
C808
C809
R826
R825
R854
R855
R835
C806
C807
R808
R809
R822
R823
R821
TE802
X801
C801
C812
C813
R838
R841
C818
C817
C804
C803
R831
R829
R844
R843
R806
R812
R811
R842
R839
C814
C802
TP801
RB802
RB801
RB804
RB803
R832
TE801
R813
R819
NT801-44
R814
R833
R846
R848
R849
R816
R818
R815
R817
C811
R866
R867
D801
NTT-6
NTT-4
NTT-3
NTT-2
NTS-3
NTS-1
NTL-1
NTL-3
1801-24
1801-23
R4802
R4804
R4806
R4805
C4803
D4803
C4802
C4801
D4802
D4801
R4803
R4801
Q4807
NTA-39
NTA-37
NTA-35
NTA-3
NTA-7
NTB-49
NTB-45
NTB-41
NTB-39
C1801
C1804
C1802
C1803
R4834
NTC-45
NTC-15
NTC-9
NTC5
NTC-3
K8P
K8C
NTC-51
NTC-39
NTC-37
NTC-33
NTC-29
NTC-21
NTC-17
NTC-11
NTC-23
NTC-1
NTC-27
D4814
NTE-4
R4835
NTG-3
C4804
K8U
K8J
NTG-5
NTG-1
NTB-31
NTB-33
NTB-11
NTB-1
NTU-1
NTU-2
R4836
C4808
R4831
R4829
D4809
D4811
R4808
R4825
R4824
R4852
NTG-7
NTA-25
NTE-9
RB4801
R4858
R4857
R4853
R4847
NTE-5
NTE-1
NTG-10
NTG-8
K8E
NTA-1
NTA-23
J-7
J-8
J-9
NTA-11
NTA-15 NTA-17
NTA-21
NTA-27
NTA-33
NTA-43
NTA-47
NTA-51
NTB-51
NTB-43
NTB-27
NTB-23
NTB-19
NTB-15
NTB-13
NTB-7
NTB-5
NTB-3
J-6
J-5
J-4
J-3
J-2
R4851
K8A
K8M
K8N
K8B
R4817
R4814
R4818
Q4805
R4812
R4811
Q4802
R4809
R4828
R4815
R4807
R4816
R4826
R4823
R4827
R4822
TP815
TP814
R4849
Q4801
Q4804
Q4803
D4808
D4804
D4806
D4805
D4807
C4813
C4814
0.0
1/10GZ
NT2
NT2
0.0
1/10GZ
0.0
1/10GZ
;10KZ1UMAFY
10KZ1UGQFZ
X
6.2YG
02DZ
6.2YG
02DZ
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
0C
1/16GZ
22KC
1/16GJ
KR
2SC2412
KR
2SC2412
0C
1/16GZ
J10EG030G
NT2
NT2
NT2
NT2
10KC
1/16GJ
3.3KC
1/16GJ
1/16GJ10KC
1/16GZ0C
1/16GZ0C
GQFZ
25KZ0.1
0C
1/16GZ
0C
1/16GZ
J10EG130G
1/16GZ0C
1/16GZ0C
J10EP080G
J10EZ050G
1/16GZ0C
1/16GZ0C
1/16GZ0C
0C
1/16GZ
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
10KC
1/16GJ
1/16GJ10KC
1/16GJ10KC
1/16GJ10KC
1/16GJ10KC
1/16GJ10KC
100C
1/16GJ
100C
1/16GJ
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
GQFZ
0.1
25KZ
100C
1/16GJ
100C
1/16GJ
1/16GJ4.7KC
1/16GJ4.7KC
GQFZ
25KZ0.1
1/16GZ0C
1/16GZ0C
J10EP040G
GQFZ
25KZ0.1
GQFZ
25KZ0.1
R1HA2234G
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
10KC
1/16GJ
10KC
1/16GJ
10KC
1/16GJ
1/16GJ10KC
1/16GJ10KC
10KC
1/16GJ
10KC
1/16GJ
10KC
1/16GJ
0C
1/16GZ
0C
1/16GZ
0C
1/16GZ
0C
1/16GZ
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
NT2
NT2
NT2
NT2
NT2
J10EG070G
1/16GZ0C
GQFZ
25KZ0.1
1/16GZ0C
1/16GZ0C
GQFZ
25KZ0.1
GQFZ
25KZ0.1
GQFZ
25KZ0.1
1/16GZ0C
1/16GZ0C
GQFZ
25KZ0.1
1/16GZ0C
1/16GZ0C
2R2JG
L2A5
CGQY
CC5
GQFZ
25KZ0.1
100WM
6.3EM
GQFZ
25KZ0.1
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
1/16GZ0C
GQFZ
25KZ0.1
1/16GJ10KC
1/16GZ0C
GQFZ
25KZ0.1
0.1GQFZ
25KZ
GJ100C
1/16
3960G
V10B
1MC
1/16GJ
GQBZ
KK1000
GQFZ
25KZ0.1
100WM
6.3EM
1/16GJ100C
1/16GJ100C
1/16GJ100C
1.5KC
1/16GJ
;R1EA1044G
R1A41044G
;R1EA1044G
R1A41044G
AKR
2SA1037
47KC
1/16GJ
0.1GQBY
16KK
GQFZ
25KZ0.1
GQFZ
25KZ0.1
1/16GJ10KC
X
1/16GJ10KC
X
1/16GZ0C
J10EG060G
NT2
GJ220
1/8
NT2
NT2
NT2
10C
1/16GJ
10C
1/16GJ
1/16GJ10KC
10KC
GJ
1/16
NT1
1/16GJ10KC
1/16GJ10KC
J10EP130G
1/16GJ22KC
22KC
1/16GJ
GJ3.9KC
1/16
1/16GJ22KC
NT1
10KC
1/16GJ
4.7KC
1/16GJ
4.7KC
1/16GJ
1/16GJ100C
100C
1/16GJ
3.3KC
1/16GJ
1.8KC
1/16GJ
22KC
1/16GJ
CGQY
CJ470
1UGQFZ
10KZ
4.7KC
1/16GJ
390C
1/16GJ
10KC
GJ
1/16
100C
GJ
1/16
1/16GJ10KC
47WM
6.3EM
GQFZ
0.1
25KZ
100C
1/16GJ
100C
1/16GJ
10KC
1/16GJ
GZ0C
1/16
GZ0C
1/16
00102
J30A
3920G
V10B
0.1GQFZ
25KZ
GQFZ
0.1
25KZ
GQFZ
0.1
25KZ
1/16GJ10KC
6.8KC
1/16GJ
100WM
6.3EM
GQFZ
0.1
25KZ
CJ33CGQY
CJ33CGQY
120C
1/16GJ
22KC
1/16GJ
1/16GJ100C
1/16GJ1KC
0C
1/16GZ
10KC
1/16GJ
10KC
1/16GJ
X
1/16GZ0C
100WM
6.3EM
GQFZ
0.1
25KZ
00102
J30A
;R1EA3324G
R1A43324G
;R1EA3324G
R1A43324G
;R1EA3324G
R1A43324G
;R1EA3324G
R1A43324G
4.7KC
1/16GJ
00102
J30A
1/16GZ0C
0C
1/16GZ
NT1
X
10KC
GJ
1/16
1/16GJ10KC
1/16GJ22KC
1/16GJ22KC
4.7KC
1/16GJ
4.7KC
1/16GJ
100C
1/16GJ
100C
1/16GJ
GQFZ
25KZ0.1
100C
1/16GJ
100C
1/16GJ
1SS355
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT1
NT1
100C
1/16GJ
100C
1/16GJ
100C
1/16GJ
10KC
1/16GJ
GQFZ
25KZ0.1
12YG
02DZ
GQFZ
25KZ0.1
GQFZ
25KZ0.1
12YG
02DZ
12YG
02DZ
10KC
1/16GJ
10KC
1/16GJ
KR
2SC2412
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
GQFZ
25KZ0.1
100WM
6.3EM
GQFZ
25KZ0.1
GQFZ
25KZ0.1
10KC
1/16GJ
NT2
NT2
NT2
NT2
NT2
540G
J10ML
540G
J10ML
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
1SS355
NT2
0C
1/16GZ
NT2
GQFZ
25KZ0.1
J10EG030G
J10EG090G
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
10KC
1/16GJ
100WM
6.3EM
0C
1/16GZ
0C
1/16GZ
6.2YG
02DZ
6.2YG
02DZ
GJ1KC
1/16
390C
1/16GJ
390C
1/16GJ
1/16GJ100C
NT2
NT2
NT2
:R1EA1014G
R1A41014G
1/16GJ100C
1/16GJ100C
1/16GJ100C
0C
1/16GZ
NT2
NT2
NT2
NT2
J10EP120G
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
NT2
100C
1/16GJ
540G
J10ML
540G
J10ML
540G
J10ML
540G
J10ML
100C
1/16GJ
100C
1/16GJ
5.6KC
1/16GJ
KR
2SC2412
4.7KC
1/16GJ
1.8KC
1/16GJ
AKR
2SA1037
470C
1/16GJ
100C
1/16GJ
22KC
1/16GJ
1KC
1/16GJ
470C
1/16GJ
22KC
1/16GJ
390C
1/16GJ
22KC
1/16GJ
10KC
1/16GJ
00102
J30A
00102
J30A
100C
1/16GJ
AKR
2SA1037
AKR
2SA1037
AKR
2SA1037
02DZ12YG
02DZ12YG
12YG
02DZ
02DZ12YG
02DZ12YG
100WM
6.3EM
0.1GQFZ
25KZ
1
2
3
4
5
6
7
8
8
7
6
5
4
3
2
1
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
5
4
3
2
1
5
4
3
2
1
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12 13 14 15 16 17 18 19 20 21 22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109
108
107
106
105
104
103
102
101
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
1
2
3
4
5
6
7
8
64
63
62
61
60
59
58
57
56
55
54
53
52
51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
TURBO ON/OF
TURBO ON/OF
S5V
5V
5V
S5V
480P/OTHERS
PW_SW
S5V
SDA2
SCL2
A_MUTE
P-FAIL
5V
PW_TX
PW_TXD
VOLUME
P-FAIL
FAN_DRIVE
SCLK
SDATA_OUT
IC_RESET
FAN_CS1
FAN_CS2
IICSDA
IICSCL
SDA3
SCL3
SCL2
SDA2
S5V
PC_SWINV
5V
SDATA_IP1
IPSEL_CSA_IP1
SCLK_IP1
IPSEL_CSA
IPSEL_CSA
SCLK
SDATA_OUT
SYSSW_CPU
SYSSW_CPU
S5V
DT_STB1
DT_STB
USB+
USB-
DE_DIFCPU1
DE_DIFCPU
VRST
DVS
VRST
DDC_CONT_DVI
XPW_SEL
S5V
DVI_PC1
DVI_OUT1
CG/HD1
DVI_PC
DVI_OUT
CG/HD
CG/HD
DVI_OUT
DVI_PC
MOUSE2
IN2/IN3_SW
SH_TXD
RXD
PC_USB-
A_USB+
A_USB-
P_S_1
P_S_0
PW_IN1
PW_IN0
S5V
DDC_DATA
DDC_CLK
RX2+
RX2-
RX1+
RX1-
RX0+
RX0-
RXC+
RXC-
PD_DIF2
SCDT_DIF2
SCDT_DIF
C3.3V
TXD
SH_TXD
C3.3V
PW_RX
PW_TXD
PW_RXD
XPW_SEL
PW3_SEL
RXD
S5V
A_USB+
A_USB-
SCLK
SDATA_OUT
SELECT
CS_ET7
SH_SEL
SCLK3
SDATA3
SELECT3
CS3_ET7
SH3_SEL
C3.3V
C3.3V
PW3_INTR
S_P_1
S_P_0
PW3_RESET
PW3_SEL
PW_INTR
PW_OUT1
PW_OUT0
PW_RESET
PW_SEL
DDC_CONT
S_SWIN
COMP_DET
USBINT
SH_SEL
PW_IN0
PW_IN1
CS_FLASH
USB_RST
D0CPU
D1CPU
D2CPU
D3CPU
D4CPU
D5CPU
D6CPU
D7CPU
A1CPU
A2CPU
A3CPU
A4CPU
A7CPU
A6CPU
A5CPU
C3.3V
USB_RST
WRLCPU
READ_CPU
USB_CS
S5V
USBINT
USB+
USB-
A0CPU
USB_BRST
SRAM_CS
IO_CS
USB_CS
S5V
CS3
A21CPU
A20CPU
A19CPU
D3CPU
D4CPU
D5CPU
D6CPU
D7CPU
SRAM_CS
A10CPU
READ_CPU
A11CPU
A9CPU
A8CPU
A13CPU
WRLCPU
A15CPU
S5V
D2CPU
D1CPU
D0CPU
A0CPU
A1CPU
A2CPU
A3CPU
A4CPU
A5CPU
A6CPU
A7CPU
A12CPU
A14CPU
A16CPU
A1CPU
CS_FLASH
READ_CPU
D0CPU
D8CPU
D1CPU
D9CPU
D2CPU
D10CPU
D3CPU
D11CPU
D4CPU
D12CPU
D5CPU
D13CPU
D6CPU
D14CPU
D7CPU
D15CPU
A17CPU
S5V
WRLCPU
A2CPU
A3CPU
A4CPU
A5CPU
A6CPU
A7CPU
A8CPU
A18CPU
A19CPU
A20CPU
A9CPU
A10CPU
A11CPU
A12CPU
A13CPU
A14CPU
A15CPU
A16CPU
S5V
SDA2
SCL2
TEMP_RST
S5V
S5V
FAN_CS1
USB_BRST
MOUSE2
DDC_CONT
DT_STB
S5V
9V
5V_DVI
CPU_RESET
CPU_RESET
IPSW
IN2/IN3_SW
SDA2
SCL2
FAN_CS2
PW_SEL
PW_INTR
PW_OUT1
PW_OUT0
A12CPU
CS_ET7
R_C
D15CPU
D14CPU
D13CPU
D12CPU
D11CPU
D10CPU
D9CPU
D8CPU
D7CPU
D6CPU
D5CPU
D4CPU
D3CPU
D2CPU
D1CPU
D0CPU
S5V
IICSDA
IICSCL
DE_DIFCPU1
A10CPU
A9CPU
A7CPU
A3CPU
A2CPU
A4CPU
A5CPU
A6CPU
A8CPU
P-FAIL
A20CPU
LAMP_DET
RXD
SH_TXD
KEY3
KEY2
KEY1
A1CPU
A0CPU
A11CPU
A13CPU
A14CPU
A15CPU
A16CPU
A17CPU
SELECT
CS2
CS3
WRLCPU
A19CPU
A18CPU
A21CPU
LAMP_SW
FAN_SW
S5V
SDA2
SCL2
READ_CPU
POWER
PW_RESET
EXP_RST
SDATA_OUT
SCLK
PW_TX
PW_RX
IC_RESET
IICSDA
IICSCL
S5V
LENS_BOT
LENS_TOP
KEY3
KEY2
KEY1
FAN_SW
CG_FILTER
A_SW2
A_SW1
SVIDEO_C
SVIDEO_Y
P-FAIL
S_SWIN
AV_PR
AV_PB
AV_Y
COMP_DET
PC_SW
VSYNC_DET
EXP_RST
CG/HD_SW
WARNING
LAMP_REP
READY
READ_CPU
WRLCPU
IO_CS
D0CPU
D7CPU
D6CPU
D5CPU
D4CPU
D3CPU
D2CPU
D1CPU
A0CPU
A1CPU
A2CPU
PD_DIF
LENS_BOT
LENS_TOP
S5V
A_MUTE
CG1/CG2
AV/CG
LAMP_SW
S5V
S-5V
5V
9V
5V
P-FAIL
VSYNC_DET
15VP
9V
LAMP_DET
3.3V
R_C
CG_FILTER
CG-RIN
CG-GIN
CG-BIN
5VD
15.5V
5V
S-5V
A_SW2
A_SW1
TXD
RXD
R_C
CG1/CG2
READY
LAMP_REP
WARNING
POWER
S5V
C3.3V
S5V
CGH
CGV
AV/CG
IC1801
M66500FP
I/O
EXPANDER
IC1871
LM76CHMX-5
IC804
M5M51008BFPP-70L
M5M51008BFP-70LL
M5M51008CFP-70HI
IC1872
LM76CHMX-5
IC4801
BA033FP-E2
UPC2933T-E1
IC802
MN1382-Q-TX
USB
CONTROLLER
IC9801
ML60851CTB
IC1841
MC74HCT244ADT
HD74HCT244TV
IC811
IC812
HD74LVC244AT
TC7S04F-TE85L
IC801
HD64F7045F28
MAIN CPU
IC803
M5M29JB160AVP
IC816
TC74ACT541FT
IC813
IC814
TC74LCX541FT
TC7S08F-TE85L
IC815
TC74ACT541FT
IC1802
TC74ACT138FT-EL
IC808
24LC16BT/SN-T
SERVICE
MEMORY
Power On: L
FLASH
ROM
SRAM
TEMP.
SENSOR
TEMP.
SENSOR
Power On: H
Power On: H
Fail: L
Error: H
Ready: L
Power On: L
On: L
On: L
CONTROL
BOARD
"K68A"
RC
BOARD
"K28A"
LAMP
BALLAST
"K7B"
TEMP.
BAORD
"K16I"
LENS SHIFT
CONNECT
BOARD
"K9C"
DRIVE
BOARD
"K16R"
SUB
POWER
BOARD
"K66F"
SUB
POWER
BOARD
"K66E"
SUB
POWER
BOARD
"K66D"
AV
BOARD
"K10Q"
AV
BOARD
"K10R"
AV
BOARD
"K10P"
IC3101
IC4101
IC3101
IC201
IC3231
TP815
TP814
MA8P-08
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A
B
C
D
E
F
G
H
I
J
K
A
B
C
D
E
F
G
H
I
J
K
L
MAIN BOARD-6/6
0V
5.0V
3.7V
0V
0.8V
0.1V
0V
5.0V
0.4V
0.6V
0V
5.0V
5.0V
0.1V
0.5V
0.1V
0.1V
5.0V
4.9V
0V
5.V
0V
0V
0V
0V
0V
0V
0V
5.0V
0V
4.8V
5.0V
3.4V
3.5V
3.6V
3.5V
3.5V
3.5V
3.6V
3.5V
0.7V
2.0V
2.3V
0V
0.1V
0.1V
3.0V
0.1V
9.1V
0V
0V
0.2V
0.2V
0.1V
5.0V
0V
3.9V
0V
0.6V
5.2V
5.0V
2.9V
5.0V
4.0V
0.1V
5.0V
5.0V
0V
5.0V
0V
0V
5.0V
5.0V
0V
5.0V
5.0V
5.0V
0V
0V
BRIGHT
BOARD
"K69A"
A12
SCH_MA8P
Содержание D78-5232
Страница 2: ...CANON Power Projector LV 7545E D78 5231 SERVICE SMANUAL ...
Страница 9: ......
Страница 10: ...Part 1 General Information ...
Страница 23: ...7 SUPPORTED COMPUTER SYSTEM MODE See the attached sheet Owner s Manual page 26 Part 1 General Information 1 13 ...
Страница 24: ......
Страница 25: ...Part 2 Repair Information ...
Страница 46: ...Part 3 Adjustment ...
Страница 69: ...Part 4 Troubleshooting ...
Страница 86: ...Part 4 Troubleshooting 4 17 BH3540 Volume Control IC1652 CXA2101AQ RGB Matrix IC4101 ...
Страница 87: ...Part 4 Troubleshooting 4 18 FA5332M P F Controller IC601 FA7612CA PWC Controller IC6602 IC6603 IC6616 ...
Страница 90: ...Part 4 Troubleshooting 4 21 LB1645 Motor Drive IC1601 LC863316 SUB CPU IC1851 ...
Страница 91: ...Part 4 Troubleshooting 4 22 ML60851 USB I F IC9801 M62393 D A IC212 IC2381 ...
Страница 92: ...Part 4 Troubleshooting 4 23 M62399 D A IC3501 IC3551 PW365 System Control Scan Converter IC301 ...
Страница 93: ...Part 4 Troubleshooting 4 24 SII161ACT DVI I F IC8001 STR Z2156 Power Switching IC651 ...
Страница 94: ...Part 4 Troubleshooting 4 25 TA1287 RGB YUV Converter IC4551 TB1274AF Video Decoder IC1101 ...
Страница 95: ...Part 4 Troubleshooting 4 26 TDA7056 Audio Output IC1631 IC1632 ...
Страница 96: ...Part 5 Parts Catalog ...
Страница 97: ......
Страница 101: ...62 54 63 53 62 58 61 64 56 59 70 71 52 55 65 Page 2 CANON LV 7545J REF No D78 5231 LV 7545U D78 5232 LV 7545E D78 5233 ...
Страница 105: ...Page 4 CANON LV 7545J REF No D78 5231 LV 7545U D78 5232 LV 7545E D78 5233 23 a 23 b 23 51 b 51 a 51 43 43 2 ...
Страница 113: ...Part 6 Electrical Diagrams ...
Страница 130: ......