Mitsubishi Electric HD-4001 Service Manual page 51

1 2 3
A
30VS
ANTENNA IN
100MH
+30V L8700
R8710 C8702
B 100U C8705
1K
1/16W 50V 100U
35V
AGND
C8703
10U C8704
K-0.01
50V
25V/50V
R8747 Q8700
100
CTEN1 1/16W
CTEN1
R8726
100
CTDAT 1/16W
CTCLK CTCLK
XSCLP
TA-GND
XSDAP
C
100MH
L8705
CTEN2
CTEN2
I2SDM/HDMI
IFSW
C8701
Z-0.1
XMASD0 25V/16V
XMAWS
XMASCK IC8720
SN74CBTD1G125DBVR
XMAMCLKOUT
1 OE VCC 5
D
A SDA
2
GND B
3 4
AGND
FDC-AGC
SH 14
IC8719
SN74CBTD1G125DBVR
OE VCC
1 5
SCL
A
2
GND B
3 4
AGND
VPAFT FS-OUTN
SH 14
E
FS-OUTP
CTAFT
HMRMCLK
HMRSD0
HMRSCLK
HMRWS
F
1/16W
L8725
BLM21B272S
+5V
MON-L
L8726
+30V
MAIN-L BLM21B272S
MON-R
C8711
MAIN-R K/Z-0.01
50V
VTM
G
VTS
SUBTU-L
R8712
SUBTU-R 10K
1/16W
H
L8706
BLM21B272S
I
IC8705
TC74AC157FT-EL
R8703
22
1/16W
I2SDM/HDMI SELECT VCC
1 N1 N16 16
R8704
XMAMCLKOUT 22
1/16W A1 ST
2 N15 15
N2
R8705 MASTER
22
1/16W
HMRMCLK B1 A4
3 N3 N14 14
R8706 WS
22
1/16W Y1 B4
4 N13 13
N4
R8707
22
1/16W
XMASCK A2 Y4
5 N5 N12 12
CLK
R8708
22
1/16W
HMRSCLK B2 A3
6 N6 N11 11
R8709
22 DATA
1/16W Y2 B3
J 7 N10 10
N7
GND Y3
8 N8 N9 9
AGND
MASCK
MAWS
MASD0
RESETMSP
K
4 5 6
TU8700
ENA46914P4A
MAIN TUNER
D8704
TP11A
ATSC-IF MA2Z077
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ATSC-CTRL
R8754 C8752
1K
CT_EN2 R8749 K-0.01
0 1/16W
IF-Tuner 25V/50V
1/16W
CT_MAIN_IF
C8707
Z-0.1
CT_DATA_1_2
ATSC-OFF
CT_CLK_1_2
R8740
470 D8703
MA2Z077
1/16W
R8755 K-2200
1K
R8714 R8724 R8731 C8756
470 1/16W
470 1/16W 470 50V
1/16W 1/16W C8744
K-0.01
CT_EN1
25V/50V NTSC-CTRL
C8728
C8724
K-0.1 K-0.1 C8732
16V 16V K-0.1 C8740
C8753
Q8701 16V K-0.1
Q8702 K-0.01
16V
25V/50V
R8753
C8719 C8725 C8729 C8733 Q8703 1K
NTSC-IF
R8725 330U 330U 330U 330U 2SC2412K-R,S 1/16W
100 16V 16V 16V 16V
1/16W
R8723
100
1/16W
NTSC-OFF
C8755
L8701 L8702 L8703 L8704 K-2200 D8701
AGND R8756
2.2MH 2.2MH 2.2MH 2.2MH 1K 50V MA2Z077
1/16W
CTEN2
K-0.1 9V
C8723 ATSC-CTRL
AGND
16V
3.3V
C8721
K-0.1
AGND
16V
AGND R8736
F-2.7K ATSCCONTROL
R87A4 1/16W
10K
RF_AGC
1/16W
TU8702
Q8715
2SC2412K-R,S
ENV16H01D6
Out-Of-Band Tuner R87A6
R87A7 F-2.7K
F-2.7K
AGND 1/16W
1/16W
R87A5 R87E4 Q8723
10K
10K 2SC2412K-R,S/2SD601AI-R,S
1 2 3 4 5 6 7 8 9 10 11 1/16W R87E6
1/16W 2.2K
1/10W
R8734
0
Q8722 1/16W
2SC2412K-R,S
C8730
C8731
K-0.1 K-0.1
16V
16V
C8709
K-0.1 R8735 R87E5
10K
16V 0
1/16W
1/16W
C8713
L8717
K-0.1
2.2MH Q8729
16V C8722
K-0.1 2SC2412K-R,S/2SD601AI-R,S
R8722 16V 5V
0
1/16W C8717
330U
16V C8716
K-0.1
16V
R8727
0
AGND
1/16W
5v
5v
TU8701
ENGE6114D
SUB TUNER-Analog NTSC Audio/Video Demodulator
L8727
BLM21B272S
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
R87B3
0
TP14V
TB11B 5v
AGND AGND
2125
+5V R87C9 R87C8
100 100 R8760
R87D5 R87D6 1K
1/16W 1/16W C8750 C8749
C8726 100 100U 1/16W R8763
K/Z-0.01 100 K/Z-0.01 75
1/16W 35V
50V 1/16W 50V 1/16W
C8718 C8727
K/Z-0.01 C8720 330U
C8710 50V 10U
10V AGND
330U 50V TPGND
10V 2125
R8702 R8751
R8728 Q8709
100 1K C87B5 100
1/16W AGND 1/16W 2SA1037K-S
1/16W K/Z-0.01
50V
R8787 R8729
R8713
10K 0 100
1/16W
1/16W 1/16W R8737
100
1/16W
R87A2
Q8706 F-2.2K
1/16W
2SC2412K-S
Q8725
2SC2412K-S SUBAUDIO-L
AGND
R8742
F-300
1/16W
R87D3 VPAFT
100
1/16W
R87D2 C87B6
1K K/Z-0.01
R8741
1/16W 50V F-2K
1/16W
AGND R87A3
Q8718
F-2.7K
R87D4 Q8726 SUBAUDIO-R 2SA1037K-R,S 1/16W
100 2SC2412K-S
1/16W
AGND
R87D1
1K
1/16W
AGND
S3.3V
L8707
BLM21B272S
C8712
Z-0.1
25V/16V
C8708
47U
IC8712
50V
CS4334-KSR
C8736
R8745
R8716 10U 560
22 50V
1/16W L 1/16W
I2S-DAT
1 SDATA AOUTL 8
C8739
R8717
22 Z-0.1
1/16W I2S-CLK 25V/16V R8743 C8746
DEM/SCLK VA+5V 10K
2 7 K-3300
R8718 1/16W 50V
22 C8734
1/16W K-1U
I2S-WS
3 LRCK AGND 6 C8742
10V/6.3V 10U
R8719
22 50V
1/16W XMASD0 MSTRCLK R
4 MCLK AOUTR 5
R8720 R8746
22 R8732 560
1/16W F-27K 1/16W
HMRSD0
1/16W
R8744 C8747
R8721 I2S D/A CONVERTER 10K K-3300
22
1/16W 1/16W 50V
AGND R8733
R87C3
F-240K F-27K
1/16W
1/16W
AGND
AGND
R87C4
AGND
F-240K
1/16W
AGND
I2C_SCL_5V
I2C_SDA_5V
7 8 9 10
IC8722
TA75S01F (TE85L)
1 2 3 4 5
R87B2
F-1.3K
C8758 1/16W
K-0.1
16V
C87B2
Z-0.1
R87B1
2.7K 25V/16V
TP13V 1/16W
2125
IC8711
R8766
1K
1/16W TUMBDFR-A103-NT TC7W66FU
IC8707
AGND
NTSC VIDEO DEMODULATOR-SOUND IF output
1 IN/OUT1
R87B5
2.7K
1/16W OUT/IN1
2
AGND 1 2 3 4 5 6 7 8 9 10 11 12 13
CONT2
3
Q8708
4
2SC2412K-S GND
D8702 R8781
MA2Z077 100
AGND C8776
1/16W
C8757 K/Z-0.01
50V
K-0.1 C8763
16V K-0.1 AGND
IFNTSC
C8761 16V C8714
330U
16V M-3.3U C8715
R8765 L8736 M-3.3U
BLM21B272S 10V AGND
1K 10V
1/16W R8784
F-300
1/16W
AGND
AGND
AGND R87B6
F-2K
2SA1037K-R,S
1/16W
C8738
NTSC 330U
16V
NTSC_RF_AGC_C
AGND
ATSC_RF_AGC_C
R8983
100
1/16W
9VS AGND
9VS
Q8904
R8984
100 2SC2412K-S
R87E8 1/16W
F-2.7K
1/16W
R87E7
R8985
10K 1.2K
1/16W
1/16W
L8723
BLM21B272S
AGND
Q8730
2SC2412K-R,S
IC8708
LD29150DT50R
3 OUT IN 1
GND
C8772 C8775 C8780
2
330U Z-0.1 330U
10V 25V/16V
25V
AGND
VTS
Lout
Rout
MAIN-R
MAIN-L
C8781
C8778
K-0.47
K-0.47 10V
C8773 C8774
10U 10V C8779
K/Z-0.01
25V 50V K-0.47
10V
C8766 C8770
K-1500 K-470
C8765 AGND AGND
47U 50V 50V
48 47 46 45 44 43 42
16V
L8730
BLM21B272S
+5V
49
C8764 C8769 AVSUP
100 56
50V
M_SIF_IN 50V
50 ANA_IN1+
51 ANA_IN-
R8782 C8771
1K 56
1/16W
50V NC17
52
53 TESTEN
AGND
XTAL_IN
54
X8701
18.432MHZ
Lout R87F1
0 55 XTAL_OUT
1/16W
Rout
C8767 56 TP
C8768
C-3
C-3 MSP 4440G QI-C13
50V
50V
57 NC18
L8914
BLM21B272S 58 NC19
C8760 AGND
47U NC20
59
IC8724 16V
TC74LVX14FT
60 D_CTR_I_OUT1
1A
1 C8762 61 D_CTR_I_OUT0
VCC 14 AGND
K/Z-0.01
50V
1Y 6A
2 13 62 ADR_SEL
R8779
100
2A 6Y 1/16W
3 12 63 STANDBYQ
2Y 5A NC21
4 11 64
3A 5Y
5 10
1 2 3 4 5 6 7
3Y 4A
6
9
R8780
4Y 33 MSP_I2S_CL
7 GND 8 1/16W
MSP_I2S_WS
AGND MSP_I2S_DA
R8778
33
1/16W L8729
BLM21B272S
+5V
R8786
R8785
100 100
1/16W
1/16W
R8789
100
1/16W
11 12 13
TO TUNER 2
1
MAIN_IF
R8798
2.2
2W
3.3V
R8791
F-360
1/16W
VCC 8
C8787 C8788
K-0.1
330U
16V 16V
7
CONT1
6
OUT/IN2
L8722
5 2.2MH
IN/OUT2
R8799
F-2.2K
1/16W
Q8717
3.3V
R87A1
F-2.7K
1/16W
5VS
R8773
0
1/16W 6VS
C8782
Z-0.1
R8774
25V/16V 0
1/16W
9v
3.3v
R8795
82
C8791 1/16W
+9V
Z-0.1 C8790
3.3U
50V/25V
C8783 50V
K-0.47
L8739
10V
BLM21B272S
R8771
C8794 C8793
AGND 33
K-470 K-1500 AGND 1/16W
41 40 39 38 37 36 35 34 33 50V 50V
C8792
10U
25V
A-9V
32
C8795
CAPL_M 47U IC8713
R8783
16V
33 MC33202D
AHVSUP 31 1/16W
C8754
100U R
35V
NC11 30 out1 Vcc
R8793 C8748 1 8 L
100 10U AGND
R8761
1/16W 50V
SC1_OUT_L R8758 33K R8767
29 10K 1/16W 2 IN1- Out2 7 33K R8769 C8890
10K
1/16W 1/16W K-0.01
1/16W
25V/50V
SC1_OUT_R 28 3 IN1+ 6
In2-
R8792 C8751
100 10U
50V
27 1/16W R8759 R8762
VREF1 4 Vee In2+ 5
10K 12K
1/16W 1/16W
AGND
R8768
NC10 26 R8770
AGND 12K 10K
1/16W
1/16W
IC8706
NC9 25
AGND
AGND AGND
NC8 24
NC7 23
22
NC6
DACM_L 21
DACM_R 20
VREF2 19
NC5 18
AGND
NC4 17
8 9 10 11 12 13 14 15 16
C8784
K-470 C8789
K-1U
10V/6.3V
C8785 CONTENTS
K-1500
PG 1.....BLOCK
AGND
PG 2.....POWER / E2P / CONTROL / SIGNAL 10 [MV DECODER]
C8786
47U
16V AGND PG 3.....TERMINAL1
PG 4.....SIGNAL1 [VIDEO SWITCH]
PG 5.....SIGNAL2 [ DECODER / SWITCH]
R87D7
10K
AUD_RST=0
1/16W
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]
PG 14....TUNER2 [MAIN ATSC/NTSC DEMOD]
14 15 16
TO POWER PWB
KT
2
3 4 5 6 7
AGND
IC8723
LD29150DT33R
L8738
221 OHM
OUT IN 1
3
C87C1 C87C2 GND C87C3 C87C4
100U 25V/16V 2 25V/16V 470U
Z-0.1 Z-0.1
35V 6.3V
AGND
9VS
IC8721
BAO9FP
1 IN OUT 3
C87A4 C87A6
C87A1 C87A2 GND
330U Z-0.1
330U Z-0.1 2 25V
25V 25V/16V 25V/16V
AGND
IC8710
L8718 LD29150DT25R
2.2MH
2.5VD
1 IN OUT 3
3.3v
C8797 GND
2 C87A3 C87A5
330U
C87A9 330U Z-0.1
25V Z-0.1
25V 25V/16V
25V/16V L8719
221 OHM
2.5VA
C87A7 C87A8
Z-0.1
330U
25V 25V/16V
AGND
IC8709
LD1117DT12-TR
C87B1
C8798
330U Z-0.1 3 C8799
Z-0.1
25V 25V/16V
25V/16V 1.2V
2
C87A0
1 R8796 330U
AGND
120 25V
1/16W
AGND
AGND
ANTRLY
L8915
BLM18BB141SN1
R87C6
2.7K C8892
1/16W
Q8724 K-0.01
2SC3326-A,B 25V/50V
DGND 2
L8737
BLM18PG600SN1
1
C87B3
Z-1U C8891
K-0.01
10V/16V
25V/50V
AGND
HD-4001 V26K
/ TERMINAL 2
PAGE 13