Mitsubishi Electric HS-U449 Service Manual page 76

P-1
HS-U449
1 2 3
C/B CONT
1.6A AC125V F901
CF5A1
C903
+
FC11 C5M3 R5K0
RV901 21
1
J5A0
+
C5T1
L901
IC5A4 C5T3 +
R5M3
A +
L5M1
9 1 22 42
6
JP5A4
RV903 IC5A6
R901
R5T5
R5T6
C359
RV902 MA 7
3 ML 1
6 2
R902 JP930 T350
+ ~
R930 6
C9Y2 4
C902 1
7
C358
+ B
Q351
E 3 1
C379
R366
+
- ~ C904 R365 C301
D901 C357 R302
L350
R5G6 +
C910 Q5A8 R306
E C +
R5B8 R351 Q356 + 100
+ 1
R5G7 R5B9 JP2B5 5
+ C907 D904
10
C305 R2A0
R904
R999 15
R307
R906 R2B7
R5G8
JP910 20
B + IC2A0 25
C906
30
TP5LM +
4
C913
C2B8 C2C1
1 JP2A4
R967 PC901 +
2 L2A4 C2E5
31
35
D903 3 L2A0
4 1 C2B7 C2C6 40
PC902 R2A2
D905 2 45
R2D0 55
R973 C2C4 C2E6
3 R2D1 Q2A2 50
R2D3 C2E3 + 51
R2A4
C2F5 C2D5
C2F1
1 T901 9 +
+
C2F4
Q2A7 Q2C2
R909
+ C2F2
+ +
+ C2D0 C2D2
+ C2D3
L2A5
R5R4
C2H8
D5R0
10
18
C Q5P1
R974
+
C5T7
+
JP903 C5T9
R9C6 R5S8
+ C5B2
7 1
+ R9C3
JP5A5
+ R5E4 C5B1
C920 + C5B7
8 2 C5B8 R5E6 31
MC C5A3 30
35
+ C5A2 25
R9C2 + R5Y0
+ R5H0 20
C5B9
15
TP-RESET 45 TP5SSV
R5P6 L5A1 10
50
5
1
C5D2 C5D3
D C5D4 R5P5
C914
D914 51
D920 + L5A0
R5B6 + C5E1 55
60 100
95
65
C5E6 IC5A0 +
+ R5P8 C5E2 C5T8
D9C5 70
90
75 C5S7
R912 85
TP5LT
R5P3 81 R5L4
80
+ C926
R5A0 +
Q9C7 C5A9 C5S4
R926 + C5S3
+ TP5TU
E
R5D6 D5A9
Q904 R5Z8
R5G2
B R5D7
R5B2 R5S3
R910 B E Q906 +
C5A0
Q910
B R918 Q5A4
R5B3
E C5V2
R5V2 C5S0
Q905
R916
R915 R5V3
+ R5S0
C5A1
C915 B R5A9 R5A7
E
E Q907
R914
STOP
REW Z5A0
S8A2
S8A0 S8A1 S8A3 S8A4
FF S8A6
S8A5
3 1
TP5X PAUSE PB
C5C3
CH-UP CH-DN
PCB-MAIN
SYMBOL SYMBOL SYMBOL SYMBOL SYMBOL
ADDRESS ADDRESS ADDRESS ADDRESS
NO. NO. NO. NO. NO.
BB A – 1 C2E7 B – 3 C3C3 B – 4 C5E3 D – 3 C924
C2E9 B – 3 C3C4 B – 4 C5E4 D – 3 C925
C01 A – 6 C2F1 B – 2 C3C5 C – 4 C5E5 D – 2 C926
C02 A – 6 C2F2 B – 2 C3C6 B – 4 C5E6 D – 2 C927
C03 A – 6 C2F3 B – 2 C3C7 B – 4 C5E7 D – 2 C929
C04 A – 6 C2F4 B – 2 C3C8 C – 5 C5J4 A – 3 C930
C05 A – 6 C2F5 B – 2 C3C9 C – 5 C5J9 D – 5 C931
C08 A – 6 C2F6 B – 2 C3D0 B – 5 C5L0 D – 3 C935
C09 A – 6 C2F7 B – 3 C3D1 C – 5 C5M1 A – 3 C936
C10 A – 6 C2F8 B – 4 C3D2 B – 5 C5M3 A – 2 C9Y1
C11 B – 6 C2F9 B – 4 C3D3 C – 5 C5P0 C – 6 C9Y2
C12 B – 6 C2G0 A – 5 C3D4 C – 5 C5R1 D – 4
C13 B – 6 C2G1 B – 4 C3D5 C – 5 C5S0 E – 2 CF5A1
C14 A – 6 C2G2 B – 4 C3D6 C – 5 C5S1 E – 2
C15 B – 5 C2G3 B – 2 C3D7 B – 5 C5S2 D – 3 D3A2
C16 C – 5 C2G4 C – 3 C3D8 B – 5 C5S3 D – 3 D5A2
C17 A – 6 C2G5 B – 3 C3D9 C – 5 C5S4 D – 3 D5A9
C18 A – 6 C2G6 C – 4 C3E0 C – 5 C5S5 C – 4 D5B4
C2A0 B – 4 C2G7 B – 4 C3E1 B – 5 C5S6 D – 3 D5B5
C2A2 B – 4 C2G8 B – 4 C3E2 B – 5 C5S7 D – 3 D5C0
C2A3 B – 4 C2G9 B – 4 C3E3 B – 5 C5S8 D – 3 D5D0
C2A4 B – 4 C2H1 A – 5 C3E4 B – 5 C5S9 D – 3 D5E0
C2A6 B – 4 C2H2 A – 5 C3E5 B – 5 C5T0 A – 3 D5R0
C2A7 B – 4 C2H4 A – 4 C3E6 C – 5 C5T1 A – 3 D8A4
C2A8 B – 4 C2H6 B – 4 C3E7 C – 5 C5T2 A – 2 D8A5
C2B0 B – 4 C2H8 C – 3 C3E8 C – 5 C5T3 A – 2 D8A6
C2B1 B – 4 C300 B – 3 C3E9 C – 5 C5T4 A – 4 D8B0
C2B2 B – 4 C301 A – 3 C3F0 C – 5 C5T5 D – 3 D8B1
C2B3 B – 4 C302 A – 3 C3F1 B – 5 C5T6 D – 3 D901
C2B4 B – 2 C303 B – 3 C3F2 B – 5 C5T7 C – 2 D902
C2B7 B – 3 C304 B – 3 C3F3 B – 5 C5T8 D – 3 D903
C2B8 B – 2 C305 B – 2 C3F4 B – 5 C5T9 C – 2 D904
C2B9 B – 4 C306 B – 3 C3F6 C – 5 C5V2 E – 3 D905
C2C0 B – 3 C307 C – 5 C3F7 B – 5 C801 E – 7 D907
C2C1 B – 3 C310 B – 3 C5A0 D – 1 C802 E – 6 D908
C2C2 B – 2 C311 A – 3 C5A1 E – 2 C803 E – 6 D909
C2C3 B – 2 C312 B – 3 C5A2 D – 2 C804 E – 6 D910
C2C4 B – 3 C313 B – 3 C5A3 D – 2 C8A0 E – 4 D911
C2C5 B – 3 C314 B – 3 C5A6 D – 3 C8A1 E – 4 D912
C2C6 B – 3 C315 B – 3 C5A7 D – 3 C901 A – 1 D913
C2C7 B – 3 C316 B – 2 C5A9 D – 1 C902 A – 1 D914
C2C8 B – 3 C317 B – 3 C5B1 C – 3 C903 A – 1 D915
C2C9 B – 3 C350 A – 3 C5B2 C – 3 C904 A – 1 D916
C2D0 B – 3 C357 A – 3 C5B3 C – 3 C905 A – 1 D917
C2D1 B – 3 C358 A – 3 C5B5 C – 3 C906 B – 1 D918
C2D2 B – 3 C359 A – 3 C5B6 C – 3 C907 B – 1 D919
C2D3 C – 3 C379 A – 3 C5B7 C – 3 C908 C – 0 D920
C2D4 B – 3 C3A2 B – 5 C5B8 D – 3 C910 B – 1 D921
C2D5 B – 3 C3A3 B – 5 C5B9 D – 3 C912 C – 1 D923
C2D6 B – 3 C3A4 B – 5 C5C1 D – 4 C913 B – 1 D924
C2D7 B – 4 C3A7 B – 5 C5C3 E – 3 C914 D – 1 D926
C2D8 B – 4 C3B2 B – 5 C5C5 D – 3 C915 E – 0 D927
C2D9 B – 4 C3B5 B – 5 C5D0 D – 2 C916 D – 1 D931
C2E0 B – 4 C3B6 B – 5 C5D1 D – 2 C917 C – 1 D933
C2E1 B – 4 C3B7 A – 5 C5D2 D – 2 C918 C – 1 D935
C2E2 B – 4 C3B8 B – 5 C5D3 D – 2 C919 D – 1 D9C5
C2E3 B – 2 C3B9 B – 5 C5D4 D – 2 C920 C – 1 D9C6
C2E4 B – 4 C3C0 B – 5 C5E0 D – 2 C921 D – 1 D9D1
C2E5 B – 2 C3C1 B – 5 C5E1 D – 2 C922 C – 1 D9M1
C2E6 B – 3 C3C2 B – 4 C5E2 D – 3 C923 B – 1
4 5 6
S5B1
V-OUT
2
C2H1 V-IN
RESET
A-OUT1-R
CHSW
A-IN-L
MB
C2H2
C02
C2H4 J2A1 A-IN-R
R2E2 +
MD + L01
2 R03 C03
B V-IN
R2E1
C2G0 R2E8
+ 6
+ Q2C0 E
1 R2E5 Q2C1
8
AGC
+
N.C JP06
MH AS
R358 SCL
1 9 JP07
R357 SDA C17
JP300 2 8 N.C
C3B7
+B
L300
C3B2 N.C
C2B3 C2A6 C2A7
+ C310 +
+ + TU
+
C2B2 R2C6 C2A4 C3B6 TP
+
R3A7
C300 TPCLK
C2B1 C2A2 C2A3
R3A6 IF-OUT
95 TPDAT
C3B5 18
90 C2B0 R2C5 C2A0
C2A8 C3E4
L3A1 17
16
85 20 15
81 + +
10 +
R3C5 C3C1
25 +
+ 21
30 5 TP3N
C3F3
32 1 C3A3 TP3S A-OUT
80 + C3A4
C2E0 R2B1 TP2H SIF
75 C2D9
C2G1 C3C3
70 + TP2A AFT
C2G7
C2G8 C3C4
C2E7 33 64 IC3A0 R3A2 TP5A V-OUT
+ 35
60 65 60 R3A0 24
R3B2 TP5B
L2A1 C2F9 C2E2 R3A1
40 55 C3F2
R2C3 JP05
+ 45
R2A9 50
C2D6 R2A7 48 49
C3D2 +
R2C4 R2A6 C3E3
Q2A1 + C3C7 RJ1G0
R2B5 +
R2B0 C2G9
+ + +
C3C6 RJ3Z0
R2B3 +
+ +
+ C3F7
+ + C3F0
C2F7 C3C9
+ C3E9 +
+
+ JP2A6 Q2A8 R2B4 C3C5 + C3D5 +
R09
C3C8
C3D1 MF
R3B9
L2A6 C3E8
L3A0
L3A2 R3B6
+ C3D3
JP301
+
C3F6
C3E7
D3A2 R3B4
R3C4 C307
JP3A1
Q3A4
R3C9
R3B3 R315 TP5B
R3C8 TP3Y
TP3Y Q3A1 Q3A0 R3C7
R3D0 TP1AM
RJ5A0
TP3X
Q5Y0
C
E
Q5A6
R5B4
D5B4
TP5A
K A
R5C6 R316
C5A6
C5A7
C5S2
+
C5S9
6
C5L0
4 1
R5A5 TP5LS
IC5A1 7
C5R1 ME
8
5 C5J9
C5S8
R5F8
TP5ES
Q5A0
R5A1
A 215A41201
R5G5
OS A 215A41201
1
R8A5
1
IC8A0
R8A4 SP/EP 2
14 S812
1 R801 2
JP801
+ L801
R W
15 28
C8A0
V8A0
14 1
F-A-IN-R F-A-IN-L
PCB-OPE
SYMBOL SYMBOL SYMBOL SYMBOL
ADDRESS ADDRESS ADDRESS ADDRESS ADDRESS
NO. NO. NO. NO.
C – 1 FC11 A – 1 L2A0 B – 3 Q3A1 C – 5 R2B6 B – 4
C – 1 FC12 A – 2 L2A1 B – 3 Q3A2 C – 5 R2B7 B – 3
D – 1 L2A3 B – 4 Q3A4 C – 5 R2B9 B – 2
D – 1 IC2A0 B – 3 L2A4 B – 2 Q5A0 D – 5 R2C3 B – 4
D – 1 IC3A0 B – 5 L2A5 C – 3 Q5A1 D – 3 R2C4 B – 3
C – 1 IC5A0 D – 3 L2A6 C – 4 Q5A2 D – 5 R2C5 B – 4
D – 1 IC5A1 D – 5 L2A7 C – 3 Q5A3 E – 1 R2C6 B – 4
D – 1 IC5A4 A – 2 L2A8 B – 4 Q5A4 E – 2 R2D0 B – 2
D – 0 IC5A6 A – 3 L2V6 A – 4 Q5A5 E – 1 R2D1 B – 2
A – 1 IC8A0 E – 4 L300 A – 4 Q5A6 C – 6 R2D3 B – 2
A – 2 IC901 D – 1 L301 C – 5 Q5A7 C – 2 R2E1 A – 5
L350 A – 3 Q5A8 B – 2 R2E2 A – 5
A – 3 J2A1 A – 5 L3A0 C – 5 Q5A9 B – 2 R2E3 A – 5
J5A0 A – 3 L3A1 B – 4 Q5B0 B – 2 R2E5 A – 5
C – 5 J801 E – 6 L3A2 C – 5 Q5B1 D – 2 R2E7 A – 5
D – 5 L5A0 D – 2 Q5L0 D – 4 R2E8 A – 5
D – 3 JP02 C – 6 L5A1 D – 3 Q5M6 A – 2 R2F4 A – 5
D – 4 JP03 A – 6 L5M1 A – 3 Q5P0 D – 2 R2H0 C – 3
B – 2 JP04 C – 7 L801 E – 6 Q5P1 C – 3 R2H1 C – 3
D – 5 JP05 B – 5 L8A0 E – 4 Q5Y0 C – 4 R2V6 B – 3
E – 2 JP06 A – 6 L901 A – 1 Q901 B – 1 R2V7 C – 3
A – 2 JP07 A – 6 L902 D – 1 Q903 B – 1 R301 A – 3
C – 3 JP2A3 C – 3 L903 D – 1 Q904 D – 1 R302 A – 3
E – 5 JP2A4 B – 2 L904 D – 1 Q905 E – 1 R303 B – 3
E – 2 JP2A6 C – 4 Q906 D – 1 R304 A – 3
E – 2 JP2A7 B – 3 MA A – 3 Q907 E – 1 R305 B – 3
E – 3 JP2B5 B – 2 MC C – 2 Q908 D – 1 R306 B – 3
E – 3 JP2H0 C – 3 MD A – 3 Q909 D – 0 R307 B – 2
A – 1 JP2H1 C – 3 ME D – 6 Q910 D – 1 R308 D – 5
B – 1 JP300 A – 3 MF C – 6 Q919 D – 0 R309 B – 2
B – 1 JP301 C – 5 MH A – 4 Q920 D – 1 R310 B – 3
B – 1 JP3A1 C – 5 ML A – 2 Q9C1 C – 0 R314 C – 5
B – 1 JP400 E – 3 MS D – 7 Q9C2 C – 1 R315 C – 6
C – 1 JP5A0 D – 3 Q9C3 C – 1 R316 D – 5
C – 1 JP5A1 A – 2 OS E – 6 Q9C4 C – 1 R351 B – 2
C – 1 JP5A2 D – 3 Q9C7 D – 1 R352 B – 3
C – 1 JP5A3 E – 3 PC901 B – 1 R357 A – 3
C – 0 JP5A4 A – 3 PC902 B – 1 R03 A – 6 R358 A – 3
D – 0 JP5A5 C – 2 R04 A – 6 R365 A – 3
D – 1 JP5A6 C – 2 Q01 C – 5 R05 A – 6 R366 A – 3
D – 1 JP5Z0 D – 3 Q2A0 B – 4 R06 B – 5 R367 A – 3
D – 1 JP801 E – 6 Q2A1 B – 4 R07 B – 5 R368 A – 3
D – 1 JP901 C – 0 Q2A2 B – 2 R08 B – 5 R3A0 B – 5
E – 1 JP902 C – 1 Q2A4 B – 4 R09 C – 5 R3A1 B – 5
E – 1 JP903 C – 1 Q2A5 B – 2 R10 B – 6 R3A2 B – 5
E – 5 JP910 B – 1 Q2A6 B – 2 R2A0 B – 3 R3A3 B – 5
D – 1 JP911 B – 1 Q2A7 B – 2 R2A1 B – 3 R3A4 B – 5
E – 1 JP921 D – 1 Q2A8 C – 4 R2A2 B – 2 R3A5 B – 5
C – 1 JP922 D – 1 Q2B0 B – 2 R2A3 B – 3 R3A6 B – 5
B – 1 JP930 A – 0 Q2C0 A – 5 R2A4 B – 3 R3A7 B – 5
D – 1 JP931 D – 1 Q2C1 A – 5 R2A5 B – 3 R3B2 B – 5
C – 1 JPG22 E – 3 Q2C2 B – 2 R2A6 B – 4 R3B3 C – 5
E – 1 JPG22G E – 3 Q2V1 C – 3 R2A7 B – 4 R3B4 C – 5
D – 1 JPMONO E – 3 Q351 A – 3 R2A8 B – 4 R3B6 C – 5
E – 5 JPROM E – 3 Q352 A – 3 R2A9 B – 4 R3B8 C – 5
D – 1 JPU577 E – 3 Q353 A – 3 R2B0 B – 4 R3B9 C – 5
D – 1 Q354 A – 3 R2B1 B – 4 R3C0 B – 5
E – 5 L01 A – 6 Q355 A – 2 R2B3 B – 4 R3C1 C – 5
C – 1 L03 A – 6 Q356 B – 3 R2B4 C – 4 R3C2 C – 5
L04 B – 6 Q3A0 C – 5 R2B5 B – 4 R3C4 C – 5
7
R04
R05
JP04
TP2H
MAIN
2
1
10 2
11 7 MS 1
S811
7 11
6 10
S810
J801 Y
F-V-IN
SYMBOL SYMBOL SYMBOL SYMBOL
ADDRESS ADDRESS ADDRESS ADDRESS
NO. NO. NO. NO.
R3C5 B – 4 R5P0 D – 3 R916 E – 1 TP12 B – 6
R3C6 B – 4 R5P1 D – 2 R917 E – 1 TP1AM C – 5
R3C7 C – 6 R5P2 D – 2 R918 E – 1 TP2A B – 6
R3C8 C – 5 R5P3 D – 2 R919 E – 1 TP2B C – 7
R3C9 C – 5 R5P4 D – 3 R920 D – 0 TP2G A – 3
R3D0 C – 5 R5P5 D – 2 R921 D – 1 TP2H B – 6
R3G0 C – 5 R5P6 D – 2 R922 D – 1 TP2J A – 5
R3G1 B – 4 R5P8 D – 2 R923 C – 1 TP2S C – 5
R5A0 D – 2 R5R2 D – 3 R924 B – 1 TP3N B – 6
R5A1 D – 5 R5R3 D – 3 R925 D – 1 TP3S B – 6
R5A2 E – 3 R5R4 C – 3 R926 D – 1 TP3X C – 5
R5A3 D – 5 R5R5 C – 3 R927 B – 1 TP3Y C – 5
R5A5 D – 5 R5S0 E – 2 R928 E – 1 TP4C D – 3
R5A6 D – 5 R5S1 E – 3 R930 A – 1 TP5A B – 6
R5A7 E – 2 R5S3 D – 3 R943 D – 1 TP5B B – 6
R5A8 E – 1 R5S4 D – 3 R944 D – 1 TP5C C – 6
R5A9 E – 1 R5S6 E – 3 R952 E – 1 TP5C1 C – 4
R5B0 E – 1 R5S7 C – 2 R967 B – 1 TP5ES D – 5
R5B2 D – 1 R5S8 C – 2 R970 B – 1 TP5F D – 6
R5B3 E – 1 R5T3 A – 2 R973 B – 2 TP5LC C – 4
R5B4 C – 4 R5T4 A – 2 R974 C – 2 TP5LM B – 2
R5B5 D – 5 R5T5 A – 3 R999 B – 1 TP5LS D – 5
R5B6 D – 2 R5T6 A – 3 R9C1 D – 1 TP5LT D – 2
R5B7 B – 2 R5V2 E – 1 R9C2 D – 1 TP5P0 C – 3
R5B8 B – 2 R5V3 E – 2 R9C3 C – 1 TP5P1 C – 3
R5B9 B – 2 R5Y0 D – 3 R9C6 C – 1 TP5P2 C – 3
R5C0 B – 2 R5Z0 E – 3 R9C7 D – 1 TP5RI E – 5
R5C1 E – 3 R5Z8 D – 2 R9D1 C – 0 TP5RM E – 3
R5C2 E – 3 R801 E – 6 R9D3 E – 5 TP5SP E – 4
R5C6 D – 4 R8A0 E – 3 R9L1 D – 2 TP5SS D – 4
R5C7 C – 4 R8A1 E – 4 TP5SSV D – 3
R5C8 C – 4 R8A2 E – 4 RJ1G0 B – 6 TP5SU E – 4
R5D4 E – 2 R8A3 E – 4 RJ2A0 C – 6 TP5T E – 1
R5D5 D – 2 R8A4 E – 4 RJ2A9 B – 2 TP5TU D – 3
R5D6 D – 2 R8A5 E – 4 RJ3Z0 B – 5 TP5X E – 1
R5D7 D – 2 R8E0 E – 3 RJ5A0 C – 4 TP5Y D – 6
R5E3 C – 3 R8E1 E – 4 TPCLK B – 6
R5E4 C – 3 R8E2 E – 5 RV901 A – 1 TPCPMV C – 1
R5E5 D – 3 R8E3 E – 5 RV902 A – 2 TPDAT B – 6
R5E6 D – 3 R8E4 E – 5 RV903 A – 1 TPPB C – 3
R5F7 D – 5 R8E5 E – 5
R5F8 D – 5 R8E6 E – 5 S5B1 A – 6 TU01 A – 6
R5G1 E – 4 R8E7 E – 3 S810 E – 7
R5G2 D – 3 R8E8 E – 3 S811 E – 7 V8A0 E – 4
R5G3 E – 5 R8E9 E – 3 S812 E – 6
R5G4 D – 5 R901 A – 2 S814 E – 7 X2A0 B – 4
R5G5 D – 4 R902 A – 1 S8A0 E – 0 X5A0 C – 3
R5G6 B – 2 R903 B – 1 S8A1 E – 1 X5A1 D – 3
R5G7 B – 2 R904 B – 1 S8A2 E – 1
R5G8 B – 2 R905 B – 1 S8A3 E – 1 Z5A0 E – 3
R5G9 E – 3 R906 B – 1 S8A4 E – 1
R5H0 D – 2 R907 B – 1 S8A5 E – 1
R5K0 A – 3 R908 B – 1 S8A6 E – 2
R5L0 D – 4 R909 B – 2 S8A7 E – 2
R5L2 D – 3 R910 D – 1
R5L4 D – 3 R911 D – 1 T350 A – 3
R5M1 A – 2 R912 D – 1 T901 C – 1
R5M2 A – 2 R913 E – 5
R5M3 A – 2 R914 E – 1 TP-RESET D – 2
R5M5 A – 2 R915 E – 1 TP11 B – 6