Mitsubishi Electric HD-4001 Service Manual page 42

Receiver/controller for models lt-3280 & lt-3780, set top box v26k chassis
Table of Contents

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1
2
3
SIGNAL 9
TVuC: PON-1
A
SIGNAL 3
TO MONITOR
A/V DRIVERs
PON-1
12VS
IC9M03
BA09SFP-E2
GND
N/C
3
5
B
12VS
9V
OUT
VCC
4
2
CTL
1
C9M11
0.47
C9M12
C9M10
C9M09
16V
47U
100U
0.33
16V
16V
25V
GND
6VS
LD29150PT50R
IC9M04
GND
N/C
R9M00
3
5
1.8
C
2W
6VS
OUT
VCC
4
2
5V
1
C9M16
C9M15
R9M02
C9M14
C9M13
47U
0.47
0
100U
0.33
16V
1/16W
16V
16V
25V
GND
D
C3J01
C3J04
1U
1U
10V/6.3V
10V
C3J47
1U
C3J02
1U
C3J45
1U
C3J46
1U
C3J44
1U
10V/6.3V
C3J05
10V
1U
R3J04
10V/6.3V
18K
1/16W
R3J01
R3J47
18K
R3J02
18K
1/16W
1/16W
R3J36
18K
18K
E
1/16W
1/16W
R2J05
R3J45
R3J44
18K
18K
18K
1/16W
L3J00
1/16W
1/16W
221 OHM
C3J09
C3J08
0.1
16V
47U
16V
C3J10
1U
10V/6.3V
10
9
8
7
6
5
4
3
2
1
R3J10
18K
1/16W
C3J11
11
1U
IN4_R
NC
40
10V/6.3V
12 NC
LOUT1
39
R3J11
13 IN5_L
18K
38
1/16W
BIAS
C3J16
14 IN5_R
IC3J01
1U
ROUT1
10V/6.3V
CXA2188Q-T4
37
R3J16
15 NC
18K
C3J38
C3J17
1/16W
MUTE
36
10U
1U
16V
16 IN6_L
10V/6.3V
F
LOUT2
35
17 IN6_R
ADR
34
R3J17
18K
18 NC
1/16W
ROUT2
33
19 IN7_L
SDA
32
20 IN7_R
SCL
31
21 22 23 24 25 26 27 28 29 30
R3J40
R3J41
C3J26
18K
C3J27
18K
47U
1/16W
1/16W
0.1
16V
16V
C3J40
R3J31
1U
C3J41
R3J32
100
100
10V/6.3V
1U
1/16W
10V
1/16W
G
R3J19
18K
R3J20
1/16W
18K
1/16W
C3J19
1U
10V/6.3V
C3J20
1U
SUBTU-L
R3J50
R3J51
10V/6.3V
18K
18K
1/16W
1/16W
SUBTU-R
C3J50
C3J51
1U
1U
10V/6.3V
10V/6.3V
H
L-IN-PC
R-IN-PC
L-IN-DVI2
R-IN-DVI2
I
V-MOUT
L-MOUT
R-MOUT
J
SYS-5_GLINK
GLINK_TXD
GLINK_RXD
SYSTEM5-OUT
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
K
TA
TO TERMINAL 1 PWB
4
5
6
R2L18
0
1/16W
MONITOR Y-C
TO COMPONENT SWITCH
SIGNAL 2
SIGNAL 3
9V
C2K10
10U
16V
C2K18
R2K16
9V
1U
1K
10V
1/16W
C2K17
1U
10V
C2K19
0.1
16V
20
19
18
17
16
15
14
R2K21
1K
SW-IN2
1/16W
C2K22
21 IN7_S
MAIN-L
1U
10V/6.3V
V-IN2
22 IN7_CV
C2K23
1U
MAIN-R
10V/6.3V
Y-IN2
23 IN7_Y
C2K24
0.1
16V
SUB-L
C-IN2
24 IN7_C
25
C2K26
IN7_S2
SUB-R
1U
10V/6.3V
Y-IN-CMP1
26 IN8_Y
C2K27
1U
Pb-IN-CMP1
10V/6.3V
27 IN8_Cb
C2K28
1U
Pr-IN-CMP1
10V/6.3V
28
IN8_Cr
29
IN8_L1
30 IN8_L2
31 IN8_L3
VIDEO SWITCHING
32 IN8_SW
C2K33
1U
10V/6.3V
33
IN9_Y
C2K34
1U
10V/6.3V
34 IN9_Cb
C2K35
1U
10V/6.3V
35 IN9_Cr
36
IN9_L1
37
IN9_L2
38
IN9_L3
39 IN9_SW
IN10_Y
40
41
42
43
44
45
46
47
C2K40
C2K43
R2K47
1U
10K
1U
10V/6.3V
1/16W
10V/6.3V
C2K41
C2K44
1U
1U
10V/6.3V
10V/6.3V
C2K48
C2K42
0.01
1U
25V/50V
10V
5V
L2K80
221 OHM
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
TA
7
8
9
10
C2L16
C2L15
10U
0.1
16V
25V/16V
L2L12
221 OHM
TO MONITOR
From tuner:
TV uC: SUB & MAIN SYNC detect/CCD
A/V DRIVERs
1 VCC1
VCC2
16
CVBS
SIGNAL 3
SIGNAL 9
SIGNAL 9
2 CIN
COUT
15
IC2L00
R2L10
MM1566AJBE
100
1/16W
3 MUTE1
MODE2
14
C2L01
0.1
16V
MON-V
4 VIN
VOUTb
13
R2L12
0
5 MODE1
VOUTa
12
1/16W
9V
6 YIN
GND2
11
C2L22
22U
16V
7 BIAS
YOUTb
10
8 GND1
YOUTa
9
9V
L2M70
10MH
L2K09
C2M74
10MH
R2M79
C2M75
L2M77
0.01
10MH
120
R2M74
47U
50V
1/16W
R2M78
56K
Q2M73
16V
1K
1/16W
1/16W
R2M71
330
C2M73
R2M80
10U
R2M72
1/16W
C2M70
C2M77
L2M71
0.1
100
16V
27MH
330
100U
Q2M74
1/16W
1/16W
16V
16V
C2K11
25V/16V
R2K07
R2M77
0.1
Q2K09
100
1.2K
Q2M72
R2M75
1/16W
1/16W
R2M70
12K
100
1/16W
1/16W
R2M81
R2M76
C2M72
C2M71
820
R2M73
1/16W
470
390
22
50V
22
Q2M71
R2K09
1/16W
1/16W
50V
2SA1037K-R,S/2SB709AI-R,S
1K
1/16W
L2K01
10MH
9V
L2M40
10MH
9V
C2M59
C2M58
R2M53
120
47U
0.01
R2M52
16V
1/16W
1K
50V
1/16W
R2M45
C2K07
C2K06
56K
R2M41
C-IN-3D
0.1
16V
Q2M43
330
1/16W
C2M41
25V
10U
1/16W
16V
C2M56
0.1
R2M54
10U
L2M41
R2M42
100
16V
27MH
330
1/16W
1/16W
Q2M42
Q2K08
R2K01
100
R2M48
1K
1/16W
C2M55
R2M40
Q2M44
1/16W
22
100
R2M44
R2M43
50V
1/16W
12K
330
R2M55
1/16W
1/16W
C2M42
50V
820
1/16W
R2M47
22
R2K03
470
Q2M41
1K
1/16W
1/16W
CDM
YDM
C2K08
C2K09
1U
C2K05
9V
0.1
10V/6.3V
C2K04
16V
0.1
16V
1U
C2K01
10V/6.3V
1U
10V/6.3V
VTS
13
12
11
10
9
8
7
6
5
4
3
2
1
NC
80
C2K79
5V
1U
10V/6.3V
VTM
IN1_CV
79
MN-CCD
L2K71
10MH
L2K81
Vcc_in
78
221 OHM
R2K77
100
C2K71
C2K82
SB-CCD
C2K72
1/16W
0.01
0.01
47U
50V
SDA
77
50V
16V
R2K76
MN-SD
100
1/16W
C2K83
SCL
76
47U
SB-SD
C2K78
16V
0.1
16V
R2K75
90H
ADR
75
C2K77
47U
560
1/16W
16V
DC_OUT
74
MUTE_MON_OUT
R2K72
560
73
R2K74
R2K71
1/16W
COUT3
100
47K
1/16W
1/16W
Q2K71
YOUT3
72
R2K70
C2K73
47U
IC2K01
100
1/16W
16V
Pr-SUB
R2K73
CVOUT3
71
R2K91
22K
R2K97
CXA2189Q
1/16W
1K
39
1/16W
1/16W
GND_out
70
R2K69
R2K90
100
100
1/16W
Pr-S-VSW
1/16W
CrOUT2
69
Q2K85
R2K68
100
C7Q10
1/16W
C-Pb-S-VSW
R2K88
0.01
C/CbOUT2
68
50V
1K
R2K67
1/16W
100
C-Pb-SUB
1/16W
67
CV/YOUT2
R2K89
R2K96
R2K86
39
100
1K
1/16W
1/16W
1/16W
R2K66
V-Y-SUB
Y_PH2
66
68K
C2K66
1/16W
Q2K84
R2K95
16V
39
0.1
1/16W
SEL_OUT2
65
R2K87
C2K64
100
0.1
1/16W
16V
V-Y-S-VSW
SYNC_IN2
64
R2K63
Q2K83
100
1/16W
V-SUB
SEL_VOUT2
63
R2K62
100
1/16W
H-SUB
SEL_HOUT2
62
Vcc_out
5V
61
50
59
48
49
51
52
53
54
55
56
57
58
60
C2K62
L2K67
C2K61
47U
9V
10MH
R2K59
16V
C2K55
100
16V
16V
0.1
0.1
1/16W
X2K51
R2K58
C2K67
4.000000MHZ
R2K65
C2K51
100
0.01
C2K68
1/16W
50V
47U
1.8K
68
R2K53
R2K60
1/16W
R2K54
R2K57
GND
16V
50V
100
100
100
C2K49
1/16W
1/16W
68K
C2K57
1/16W
1U
1/16W
16V
V-SUB-TVUC
10V/6.3V
0.1
R7Q12
L2K99
240
1/16W
221 OHM
C2K52
C2K50
47U
R2K64
16V
16V
0.1
100
1/16W
V-Y-S-OUT
Q2K67
2SA1037K-R,S
R2K80
R2K94
C2K80
C2K81
0.01
47U
1K
39
R2K85
1/16W
1/16W
50V
16V
100
1/16W
Q2K80
9V
R2K82
1K
R2K93
1/16W
39
R2K92
L2K58
10MH
1/16W
39
1/16W
C2K58
R2K81
0.01
100
R2K83
1/16W
Q2K81
1K
50V
C2K59
1/16W
47U
16V
R2K84
100
1/16W
Q2K82
R2K56
100
V-Y-M-OUT
1/16W
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
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
TB
TO TERMINAL 2 PWB
11
12
13
FROM TV micro: color-kill
FROM TV micro: 5V-I2C / RST
SIGNAL 3
5VSDA
COMPOSITE IN - CSYNC SEPARATOR
IC2M02
C2M21
LM1881M
R2M21
0.1
L2M21
100
25V/16V
1/16W
10MH
5V
1
CSYNCOUT
VCC
8
R2M23
C2M23
C2M25
Q2M21
0.1
0.1
680
2SC2412K-R,S
1/16W
16V
ODDEVEN
25V/16V
C2M26
CVIDIN
7
100U
2
R2M24
16V
680K
C2M22
R2M22
1/16W
1.5K
560
VSYNCOUT
RSET
3
6
1/16W
25V
C2M24
0.1
BURST
16V
4
GND
5
C2M33
-8dB Composite Attenuation
C2M34
47U
0.1
16V
L2M36
25V/16V
10MH
5V
C2M37
C2M36
0.1
C2M39
100U
25V/16V
47U
16V
16V
R2M33
R2M38
R2M39
C2M35
100
1.5K
47
1/16W
22
1/16W
1/16W
50V
R2M35
R2M37
Q2M31
L2M35
470
47
2SC2412K-R,S
1/16W
15MH LOW-R
1/16W
Q2M32
2.5V
C2M30
2SA1037K-R,S
15
R2M34
C2M27
50V
R2M36
1.5K
47
300
50V
1/16W
1/16W
C2M64
C2M65
47U
0.1
16V
16V
L2M81
221 OHM
C2M80
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
47U
16V
C2M81
0.1
16V
81
AVDD
82
C2M82
CBPC
0.1
3D_C_OUT
16V
83
ACO
3D_Y_OUT
84
C2M85
AYO
0.1
L2M42
16V
85
CBPY
10MH
5V
86
C2M88
AGND
1U
C2M76
50V
87
100U
C2M89
AGND
47U
16V
16V
88
C2M86
AYI
IC2M01
0.1
16V
89
VCLY
C2M90
0.1
16V
UPD64083
90
C2M91
VRBY
0.1
3D_Y_OUT
16V
91
C2M92
VRTY
0.1
16V
92
AVDD
C2M94
93
AVDD
0.1
16V
94
C2M95
VRTC
0.1
16V
95
VRBC
96
ACI
97
AGND
98
TEST25
99
TEST26
100
DVDD
C2M98
10U
16V
C2M99
0.1
16V
1
2
6
7
12
13
15
3
4
5
8
9
10
11
14
16
17
SUB SYNC DETECT
L1H52
10MH
5V
C1H53
C1H54
C1H55
L1H51
0.047
100U
0.01
2200MH
MMF
16V
50V
Q1H53
R1H56
33K
Q1H51
R1H55
1/16W
1K
1/16W
R1H57
2.2K
1/16W
R1H51
R1H54
0
R1H52
15K
1/16W
C1H52
820K
1/16W
25V/50V
1/16W
270
C1H51
R1H58
0.1
3.3K
R1H53
Q1H52
16V
1/16W
10K
2SC2412K-R,S
1/16W
Q7Q10
MAIN SYNC DETECT
L1H02
10MH
R7Q14
R7Q15
330
100
C1H05
1/16W
1/16W
C1H03
C1H04
0.047
MMF
100U
0.01
16V
50V
L1H01
2200MH
R1H06
R7Q16
470
33K
1/16W
1/16W
Q1H03
Q1H01
R1H05
1K
1/16W
R1H07
R1H01
R1H04
2.2K
0
1/16W
1/16W
C1H02
R1H02
15K
1/16W
270
820K
1/16W
C7Q11
C1H01
25V/50V
Q1H02
0.01
0.1
50V
16V
R1H03
2SC2412K-R,S
R1H08
10K
3.3K
1/16W
1/16W
Q7Q11
R7Q17
330
R7Q19
1/16W
100
1/16W
R7Q18
470
1/16W
L2K90
10MH
C7Q52
C7Q51
0.1
100U
25V/16V
16V
R7Q57
1.5K
1/16W
R7Q56
100
1/16W
V-SUB-TVUC
SUB CCD AMP
Q7Q53
2SA1037K-R,S/2SB709AI-R,S
L2K91
10MH
C7Q02
C7Q01
0.1
100U
25V/16V
16V
R2K61
1.8K
R7Q07
1/16W
1.5K
1/16W
R7Q13
240
R7Q06
1/16W
100
1/16W
V-MAIN-TVUC
Q7Q03
2SA1037K-R,S/2SB709AI-R,S
Q2K58
MAIN CCD AMP
2SA1037K-R,S/2SB709AI-R,S
14
15
16
SIGNAL 3
3.3V
2.5V
C2M54
L2M53
10U
R2M60
100
10MH
16V
1/16W
R2M59
100
C2M57
C2M53
R2M57
1/16W
10K
0.1
0.1
25V/16V
16V
1/16W
B8H
C2M51
0.047
16V/25V
63
62
61
60
59
58
57
56
55
54
53
52
51
C2M52
R2M51
0.1
220
R2M49
C2M43
16V
360
L2M50
47U
1/16W
1/16W
5.6MH
16V
R2M50
56
1/16W
C2M49
C2M50
820
FSCO
50
560
L2M46
25V
221 OHM
25V
49
AGND
R2M46
C2M46
220
Q2M50
0.1
16V
1/16W
48
2SA1037K-R,S
XO
X2M47
20.000MHZ
47
XI
C2M47
C2M48
AVDD
46
27
27
50V
50V
2.5V-UDP-2
45
DVDD
C2M44
44
TEST24
47U
16V
C2M45
43
TEST23
0.1
16V
TEST22
42
L2M45
41
221 OHM
TEST21
40
DGND
C2M40
39
0.1
IC9M02
TEST20
L2M38
16V
BA25BC0FP
BLM21PG221SN1
3.3V_UDP
3.3V
VCC
2.5V
DVDDIO
38
1
3
OUT
C9M05
C2M38
GND
37
47U
C9M08
TEST19
47U
2
47U
16V
16V
16V
36
TEST18
C9M06
C9M07
0.01
0.01
35
TEST17
50V
50V
TEST16
34
R2M29
R2M28
2.2
2.2
33
1/16W
1/16W
TEST15
32
L2M31
R2M32
R2M31
DVDDRAM
2.2
2.2
BLM21PG221SN1
1/16W
1/16W
DVDDRAM
31
C2M29
C2M28
1000U
1000U
10V
10V
C2M32
C2M31
0.1
18
19
20
21
23
24
26
29
16V
22
25
27
28
30
16V
47U
IC9M01
BA033FP
3.3V
1
IN OUT
3
Page 8
3.3V
C9M01
C9M02
GND
C9M03
C9M04
6VS
47U
0.1
2
0.1
47U
16V
16V
16V
16V
L2M30
BLM21PG221SN1
A3.3V
A3.3V
Page 8
R2817
2.2
2W
6VS
Page 9
CONTENTS
HD-4001 V26K
PG 1.....BLOCK
PG 2.....POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER]
PG 3.....TERMINAL1
/ TERMINAL 2
PG 4.....SIGNAL1 [VIDEO SWITCH]
PG 5.....SIGNAL2 [DECODER / SWITCH]
PG 6.....SIGNAL3 [MICRO]
PG 7.....SIGNAL4 [TVGO]
PG 8.....SIGNAL5 [MPEG ENCODER]
PG 9.....SIGNAL6 [HDMI RX]
PG 10....SIGNAL7 [HDMI TX]
PG 11....SIGNAL8 [VIDEO OUTPUT]
PG 12....SIGNAL9 [IR232]
PG 13....TUNER1 [ATSC/NTSC TUNER]
PAGE 4
PG 14....TUNER2 [MAIN ATSC/NTSC DEMOD]

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