HBD-E370/E470/E570/E870/T57
HBD-E370/E470/E570/E870/T57
6565
• See page 67 for IC Block Diagrams.
5-38. SCHEMATIC DIAGRAM - POWER Board -
Note: When D913, D931, IC901 and IC921 on the POWER board are replaced, spread the compound
referring to “NOTE OF REPLACING THE D913, D931, IC901 AND IC921 ON THE POWER
BOARD AND THE COMPLETE POWER BOARD” on servicing notes (page 9).
MAIN
CN3001
(3/5)
BOARD
P
AUDIO
CN17
BOARD
K
REG
CN400
BOARD
Q
IC B/D
IC B/D
IC B/D
0
3.1
31.5
03.1
0
32.6
31.5
4.2
3.1
1.6
10.1
3.5
2.5
1.5
2.5
2.5
3.3
13.4
12
1
2.4
1.5
15.3
165
21.6
21 28.2
20 20
19.3
29.8
2.5
3.3
20
165
0.5
2.5
6.4
C902
TH901
D5SBA60F01
D901
250V
0.01
C920
250V
0.01
C918
PC901
PS2561AL1-1-V-W
1
23
4
35V
2200
C934
0.1
C939
470k
R936
0.047
C937
1k
R935
RT1N441M-TP-1
Q943
TP901
TP902
TP903
TP904
TP911
TP908
TP914
TP918
TP912
1k
R967
TP915
TP916
310V
C901
F901
1
3
3P
CN901
LIVE
NUTRAL
2
NC
C903
C972
0.1
C973
0.1
14
32
1
3
10
11
2
9
12
13
14
5
8
4
6
T901
NC
NC
NC
C964 C963
FMX-22SL
D931
E
EB901
E
EB904
VDR901
2SC3243-TP-E
Q922
D1NL20U-TR2
D902
PC902
PS2561AL1-1-V-W
1
23
4
10
R925
4.7k
R917
22k
R923
3.9k
R954
2.2k
R998
470
R956
3W
R916
100k
2SC4154TP-1EF
Q949
RT1N441M-TP-1
Q950
22k
R945
3.3k
R946
4.7
R992
C994
470p
250V
1
2
4
5
5P
CN904
P-GND
NC
3
P-GND
PVDD
PVDD
10k
R999
MA2J1110GLS0
D910
EK19LF-F7
D954
EK19LF-F7
D955
DZ951
UDZSTE-1730B
TP910
2.2k
R939
TP905
TP906
TP921
TP922
TP923
TP924
TP925
TP926
TP927
TP928
PC903
PS2561AL1-1-V-W
1
23
4
0.01
C984
22k
R932
10k
R937
10k
R940
1k
R938
10k
R959
T903
2
9
12
10
11
14
16
13
15
3
4
7
8
1
5
EG01C LF-F7
D946
10uH
L956
10uH
L954
1/2W
FR929
1
MAZ8180GMLS0
DZ901
MAZ8220GLLSO
DZ902
250V
C938
470
R963
C916
1
E
EB907
1k
R934
2kV
150p
C921
43
12
MM1431CURE
IC932
1k
R933
10k
R942
0.01
C971
0.1
C951
1k
R966
10k
R972
25V
470
C942
TP919
100k
R941
TP907
TP913
0.1
C950
0.047
C983
43
12
MM1431CURE
IC923
12345
SI-3010KM-TLS
IC941
Vcont
Vin
GND
Vout
Sense
3.3k
R949
C987
0.1
CL003
CL006
CL007
TP909
CL010
CL011
CL013
CL014
C943
TP920
35V
2200
C932
35V
2200
C933
CL015
C997
100V
22
C926
CL017
CL018
CL001
1.5k
R931
4.7k
R965
1k
R955
1
2
3
4
5
6
7
STR-Y6763
IC921
D
S/GND
Vcc/OVP
GND
FB/OLP
BD
NC
RK36LF-B3
D943
MAZ8220GMLS0
DZ903
1k
R926
330p
C923
10
R905
4.7k
R978
MA2J1110GLS0
D909
4.7k
R908
50V
47
C908
MA2J1110GLS0
D908
MAZ8100GMLS0
DZ915
10k
R909
10k
R907
2SA1015TP-YGR
Q901
MA2J1110GLS0
D914
MA2J1110GLS0
D907
MA2J1110GLS0
D906
22k
R919
50V
C910
3.3k
R906
2.2k
R910
SARS03
D913
C981
4700p
220
R911
DZ905
R904
220p
C909
1.5kV
C906
1000p
R903
C905
1
2
3
4
5
OCP/
SYNC
GND
D
VCC
FB/OLP
2W
R912
0.33
1.5kV
C980
3300p
CL019
CL020
14
32
LF901
LINE FILTER
LF902
LINE FILTER
400V
3300p
C924
15k
R951
1
13
2
4
5
6
7
8
9
10
11
12
13P
CN906
P_CONT1
A-GND
NC
3
EN
E+4V
6V
6V
D-GND
FAN-GND
V-GND
-9V
14V
12V
E
EB909
4.7uH
L963
4.7uH
L964
50PQSA065-FA9
D942
CL025
TP933
TP934
CL021
CL022
CL023
CL024
CL036
CL039
CL037
CL040
CL038
CL041
CL042
CL043
CL044
CL045
CL046
CL049
CL047
CL048
CL032
CL033
CL026
CL027
CL028
CL029
CL030
CL031
4.7
C922
4700p
C998
CL034
CL035
L931
2.2uH
10uH
L967
0.01
C936
C935
0.01
C925
0.1
47k
R979
1
2
2P
CN908
S-AIR GND
E4V
DZ954
UDZSTE-1730B
2W
R922
0.39
0.1
C993
10V
3300
C927
16V
2700
C928
0.01
C992
16V
1000
C940
0.1
C991
25V
1000
C929
0.1
C990
0.1
C975
IC941
+12V REGULATOR
(CHASSIS)
IC923
SHUNT REGULATOR
ISOLATOR
SUB POWER
TRANSFORMER
IC921
SHUNT REGULATOR
IC932
(CHASSIS)
ISOLATOR
ISOLATOR
MAIN POWER
TRANSFORMER
IC901
POWER CONTROL
(CHASSIS)
(AC IN)
POWER BOARD
(CHASSIS)
NC
470p
STR-F6168-LF1352
STR-F6138-LF1352
E870: AEP, UK
E370: AEP, UK/
E870: AEP, UK
EXCEPT E370: AEP, UK/
IC901
22
E870: AEP, UK
E370: AEP, UK/
Q943, 949, 950
MAIN POWER ON/OFF SWITCH
NC
POWER CONTROL
1000p 250V (EXCEPT E370: AEP, UK/E870: AEP, UK)
470p 250V (E370: AEP, UK/E870: AEP, UK)
E870: AEP, UK
E370: AEP, UK/
E870: AEP, UK
EXCEPT E370: AEP, UK/
0.1
1
C997
E370: AEP, UK/
EXCEPT E370: AEP, UK/
C943
E870: AEP, UK
470 16V
220 16V
E870: AEP, UK
E870: AEP, UK
E370: AEP, UK/
RIPPLE FILTER
B+ SWITCH
C963, 964
0.034 5W (EXCEPT E370: AEP, UK/E870: AEP, UK)
R914
0.1 5W (E370: AEP, UK/E870: AEP, UK)
E870: AEP, UK
EXCEPT E370: AEP, UK/
E370: AEP, UK/
EXCEPT E370: AEP, UK/
DZ905
E870: AEP, UK
UDZSUSTE-1730B
MAZ8300GMLS0
E870: AEP, UK
1M 1/2W (EXCEPT E370: AEP, UK/E870: AEP, UK)
R901
1.5M 1/2W (E370: AEP, UK/E870: AEP, UK)
0.22
0.33 310V (EXCEPT E370: AEP, UK/E870: AEP, UK)
C902
0.22 310V (E370: AEP, UK/E870: AEP, UK)
33k 3W (EXCEPT E370: AEP, UK/E870: AEP, UK)
100k 3W (E370: AEP, UK/E870: AEP, UK)
R903, 904
C903
EXCEPT E370: AEP, UK/
E870: AEP, UK
330 400V
1000 200V
E870: AEP, UK
E370: AEP, UK/
C905
0.01 400V (EXCEPT E370: AEP, UK/E870: AEP, UK)
3300p 400V (E370: AEP, UK/E870: AEP, UK)
1500p
E370: AEP, UK/
E870: AEP, UK
1000p
C907
E870: AEP, UK
EXCEPT E370: AEP, UK/
E
11
J
3
K
D
F
14 158
G
7
I
13
A
109
C
4
H
16 1726
B
51 12
8A 125V (EXCEPT E370: AEP, UK/E870: AEP, UK)
F901
T5AH 250V (E370: AEP, UK/E870: AEP, UK)
10k
R976
ISA1602
VOLTAGE DETECT
Q969
(Page 56)
(Page 51)
(Page 61)