Sony HBD-E770W Service Manual ▷ View online
HBD-E770W
HBD-E770W
65
65
5-38. SCHEMATIC DIAGRAM - FL Board -
• See page 68 for IC Block Diagrams.
BOARD
CN508
MAIN
(2/5)
M
BOARD
KEY
CN700
D
IC B/D
IC B/D
3.5
3.3
3.3
-23.6
3.3
-23.6
-23.6
-23.6
-23.6
-23.6
-23.6
-23.6
-23.6
-23.6
-23.2
-23.6
2.2
3.2
3.1
-23.2
3.3
-23.6
4.2
3.3
4
1.3
4.2
4
3.3
2.3
0.4
0.6
3.3
3.8
3.8
-0.2
-0.2
CL843
CL817
CL852
47uH
L801
4700p
C816
0.022
C817
CL816
C825
0.1
0.1
C823
100
R821
47
R825
CPH5504-TL-E
Q803
CL841
33k
R813
MA2J1110GLS0
D807
100
R822
100
R820
CL851
47uH
L802
0.1
C812
47uH
L803
D805
MAZ8051GLLS0
82k
R823
0.1
C819
1k
R812
CL823
100k
R817
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
HT16515
IC802
LED1
LED2
LED3
LED4
OSC
DOUT
DIN
CLK
STB
K1
K2
VSS
VDD
SG1
SG2
SG3
SG4
SG5
SG6
SG7
SG8
SG9
GR9
GR8
GR7
GR6
GR5
GR4
GR3
GR2
GR1
VDD
VSS
MC2840-T112-1
D803
MC2840-T112-1
D804
R806
470
C810
0.1
R803
470
R805
470
2SB1690KT146
Q802
CL818
CL819
CL820
CL821
CL822
CL824
CL825
CL826
CL827
CL828
CL829
CL830
CL831
CL832
CL833
CL834
CL835
CL836
CL837
CL838
CL839
CL840
CL842
CL845
CL847
CL848
CL849
CL815
CL850
E
ET801
1.2k
R809
10
C824
47
R814
1k
R819
100
R804
2
3
5
6
8
7
1
4
9
T800
50V
47
C822
10V
100
C811
RT1N441M-TP-1
Q800
CL844
CL846
5
4
3
2
1
TK11133CSCL-G
IC801
Cont
GND
Np
V
out
Vi
n
1
C820
1
C818
C834
0.01
2SC4154TP-1EF
Q804
1
2
4
5
5P
CN800
KEY2
NC
3
KEY1
KEY0
DGND
0.1
C808
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
15P
CN801
LED+5V
LED_PWM
FL_CS
FL_CLK
FL_DATA
E+4V
FL-GND
FL-GND
SIRCS
PCONT_FL
DGND
DGND
KEY0
KEY2
KEY1
CL809
CL812
CL810
CL803
CL811
CL804
CL814
CL808
CL805
CL801
CL807
CL802
CL813
VCC
OUT
GND
PNA4823M02S0
IC803
1
3
2
1k
R828
ND800
1
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
44 45
2
RT1N141M-TP-1
Q801
CL853
CL854
CL855
CL856
CL857
CL858
CL859
CL860
SLD430WBD2PT31XN
D800
C837
4.7
0.01
C821
C826
0.01
C807
0.1
C803
0.1
16V
47
C804
0.01
C833
R807
47k
S10
S13
S12
S
11
S14
S15
S16
S9
S8
S7
S6
S5
S4
G4
G5
G6
G7
G8
G9
G10
S1
S2
S3
S10
S9
S8
S7
S6
S5
S4
S3
S2
S1
G1
G2
G3
G
11
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G
11
S16
S15
S14
S13
S12
S
11
(ILLUMINATION)
IC803
REMOTE CONTROL
(CHASSIS)
FLUORESCENT INDICATOR TUBE
IC802
FLUORESCENT INDICATOR
IC801
+3.3V REGULATOR
TRANSFORMER
FL BOARD
DC/DC CONVERTER
-1
-2
OSC
LED DRIVE
TUBE DRIVER
GRID DRIVE
Q800, 802
B+ SWITCH
RECEIVER
E
11
3
D
F
8
G
7
I
A
10
9
C
4
H
2
6
B
5
1
12
SG10
SG1
1
SG12
SG13
SG14
SG15
SG16
VEE
GR12
GR1
1
GR10
(Page 59)
(Page 55)
HBD-E770W
HBD-E770W
66
66
5-39. PRINTED WIRING BOARD - POWER Board -
6
1
5
DZ905
IC923
DZ915
IC932
IC941
D976
DZ951
TP901
TP902
TP903
TP904
TP905
TP906
TP907
TP908
TP909
TP910
TP911
TP912
TP913
TP914
TP915
TP916
TP918
TP919
TP920
TP921
TP922
TP923
TP924
TP925
TP926 TP927
TP928
TP933
TP934
Q943
Q949
Q950
R905
R906
R907
R908
R909
R910
R911
L963
R917
L964
R919
L967
CL001
CL003
R923
CL004
CL005
R925
CL006
R926
CL007
CL009
CL010
CL011
R931
R932
CL013
R933
CL014
R934
CL015
R935
CL016
R936
CL017
R937
CL018
R938
CL019
R939
CL020
R940
CL021
R941
CL022
R942
CL023
C907
CL024
CL025
R945
C909
CL026
R946
CL027
CL028
CL029
R949
CL030
R950
CL031
R951
CL032
C916
CL033
CL034
R954
CL035
R955
CL036
R956
CL037
CL038
CL039
R959
C922
C923
CL040
C925
CL041
CL042
CL043
R963
CL044
CL045
R965
CL046
R966
CL047
R967
CL048
CL049
C935
R972
C936
C937
R976
R978
R979
C950
C951
R992
R998
R999
D906
D907
D908
D909
D910
C971
C972
C973
D914
C975
C981
C983
C984
C987
C990
C991
C992
C993
C997
C998
DZ901
DZ902
DZ903
6
2
1
7
E
B
E
B
C
E
1
3
5
C
E
C
E
3
1
1
5
2
4
1
13
3
1
2
HS921
IC921
D942
D943
D946
HS931
D954
D955
F901
Q901
Q922
PC901
PC902
PC903
EB901
EB904
EB907
EB909
L931
VDR901
R901
R903
R904
L954
L956
R914
R916
CN901
CN904
CN906
R922
CN908
FR929
FH901
C901
FH902
C902
C903
TH901
C905
C908
C910
C918
LF901
LF902
C920
C921
C924
C926
C927
C928
C929
C932
C933
C934
C938
C939
C940
C942
C943
JW901
JW902
JW903
JW904
JW905
JW906
JW907
JW908
JW909
D901
D902
C963
JW910
C964
JW911
JW912
JW913
JW914
JW915
JW916
JW917
JW918
JW919
D913
JW920
JW921
JW922
JW923
JW924
JW925
JW927
JW928
C980
IC901
HS901
JW931
T901
JW932
JW933
T903
JW934
JW935
JW936
JW938
JW939
D931
JW940
JW941
JW942
JW943
JW944
JW945
JW946
Q969
E
MAIN POWER
TRANSFORMER
SUB POWER
TRANSFORMER
6
1
7
13
7
1
8
15
A
K
A
K
A
K
(CHASSIS)
(CHASSIS)
(CHASSIS)
1 2
4 3
1 2
4
E
E
E
3
P
MAIN BOARD
CN3001
K
AUDIO BOARD
CN17
Q
REG BOARD
CN400
POWER BOARD
1-880-749-
12
(12)
(AC IN)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
CAM502
PATTERN
SPARK-GAP
CAM501
PATTERN
SPARK-GAP
CAM503
PATTERN
SPARK-GAP
LINE FILTER
LINE FILTER
•
: Uses unleaded solder.
• See page 34 for Circuit Boards Location.
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).
REPLACING THE D913, D931, IC901 AND IC921 ON THE
POWER BOARD AND THE COMPLETE POWER BOARD”
on servicing notes (page 9).
(Page 60)
(Page 50)
(Page 53)
HBD-E770W
HBD-E770W
67
67
5-40. SCHEMATIC DIAGRAM - POWER Board -
• See page 68 for IC Block Diagrams.
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
0
2.5
6.4
3.1
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
C902
TH901
D5SBA60F01
D901
250V
0.01
C920
250V
0.01
C918
PC901
PS2561AL1-1-V-W
1
2
3
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
250V
C901
F901
1
3
3P
CN901
LIVE
NUTRAL
2
NC
C903
C972
0.1
C973
0.1
1
4
3
2
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
2
3
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
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
2
3
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
4
3
1
2
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
4
3
1
2
MM1431CURE
IC923
1
2
3
4
5
SI-3010KM-TLS
IC941
Vcont
Vi
n
GND
V
out
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
R903
C905
1
2
3
4
5
OCP/
SYNC
GND
D
VCC
FB/OLP
1.5kV
C980
3300p
CL019
CL020
1
4
3
2
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
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
10k
R976
ISA1602
VOLTAGE DETECT
Q969
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-F6138-LF1352
IC901
22
Q943, 949, 950
MAIN POWER ON/OFF SWITCH
NC
POWER CONTROL
1000p 250V
1
470 16V
RIPPLE FILTER
B+ SWITCH
0.034 5W
R914
UDZSUSTE-1730B
1M 1/2W
R901
0.22
0.33 250V
33k 3W
1000 200V
0.01 400V
C907
1500p
E
11
J
3
K
D
F
14
15
8
G
7
I
13
A
10
9
C
4
H
16
17
2
6
B
5
1
12
8A 125V
33k 3W
1000p 250V
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).
(Page 56)
(Page 51)
(Page
61)
HBD-E770W
HBD-E770W
68
68
• IC Block Diagrams
– MB-134 Board –
IC303 MM3141CNRE
5
4
1
REGULATOR
CURRENT
LIMIT
VDD
3
BIAS
CE
2
GND
VOUT
NC
IC307 MM3293DNRE
IC308 MP2301ENE-LF-Z
IC309, 310 TPS54325PWPR
VDD 1
GND 2
CE 3
NC
4
REGULATOR
VOUT
5
SS
8
EN
7
COMP
6
FB
5
CURRENT
SENSE
AMPLIFIER
BS 1
IN 2
SW 3
GND 4
6
Q
Q
Q
S
R
R
CURRENT
COMPARATOR
OSCILLATOR
340kHz
LOCKOUT
COMPARATOR
ERROR
AMPLIFIER
SHUTDOWN
COMPARATOR
INTERNAL
REGULATORS
+
–
+
–
2.5V
6
PA
1.5V
0.3V
0.95V
0.8V
1.2V
5V
VO 1
VCC
14
VFB 2
VREG5 3
SS 4
GND 5
PG 6
EN 7
PGND1
8
PGND2
9
SW1
10
SW2
11
VBST
12
VIN
13
VREG5
OCP
UV
OV
PWM
VREG5
-30%
+20%
XCON
CONTROL
LOGIC
EN
LOGIC
REF
REF
-10%
+
+
+
SOFT START
TSD
PROTECTION
LOGIC
UVLO
REF
REF
VREG5
VREG5
IC311 BD3539NUX-TR
6
7
5
8
2
1
3
4
VTT_IN
VTT
GND
EN
VCC
VDDQ
VREF
VTTS
SOFT
+
+
TSD
EN
UVLO
EN
UVLO
VCC
TSD
EN
UVLO
EN
UVLO
UVLO
TSD
VCC
UVLO
VCC
EN
TSD
EN
UVLO
EN
UVLO
VCC
+
REFERENCE
BLOCK
BLOCK
THERMAL
PROTECTION
PROTECTION
IC312 MM1855AHBE
4
1 2
3
CN
VO
N.C.
GND
REFERENCE
BIAS
CURRENT
LIMITTER
DRIVER
THERMAL
SHUTDOWN
8
VIN
7
N.C.
6
N.C.
5
CONT
IC601, 602 SI-3010KM-TLS
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
IC704 TK11133CSCL-G
IC705 TK11150CSCL-G
IC705 TK11150CSCL-G
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC1001 NJM2878F3-33 (TE2)
5
VIN
4
VOUT
2
GND
3
N.C.
1
CONTROL
BANDGAP
REFERENCE
THERMAL
PROTECTION
IC1002 NJM2828F3-05
5
CS
4
CONTROL
2
VIN
3
VOUT
1
GND
BANDGAP
REFERENCE
OUTPUT
CONTROL
CURRENT
LIMIT
THERMAL
PROTECTION
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