Sony BDV-E280 / BDV-T28 / HBD-E280 / HBD-T28 Service Manual ▷ View online
HBD-E280/T28
HBD-E280/T28
53
53
L
(10/12)
BOARD
CN6203
MB-141
R
BOARD
KEY
CN301
POWER
IC B/D
IC B/D
-28
5
-28
-28
-28
-28
-28
-28
-28
-28
-28
-31.1
-28
5
2.9
5
4.6
5
0
6
6
0
6.2
6.2
0.2
3.1
0
0
3.1
3.2
6.2
5
3.1
5
30
03
.1
00
4.6
0
05
5
CL25
CL24
0.1
C17
QS5W2TR
Q03
0.1
C08
82k
R22
1k
R04
CL15
C05
0.1
CL29
CL30
CL31
CL32
CL33
CL34
CL35
CL36
CL37
CL38
CL39
CL42
CL43
CL44
CL45
CL46
CL47
CL48
CL49
CL50
CL51
CL52
CL54
CL56
CL58
CL60
CL61
CL26
CL62
10
C18
47
R14
R17
47
RT1N441M-TP-1
Q01
1
C06
1
C04
CL20
CL41
CL63
CL27
0.01
C14
CL19
CL40
CL23
C13
0.01
CL28
CL01
C01
0.01
MM3404A50URE
IC01
1
CE
2
GND
3
Vout
4
Vin
MC2837
D03
MC2837
D02
0.022
C10
10k
R13
2.7k
R06
C20
0.01
D05
DZ2J05100L
0.1
C26
100
R23
100
R24
100
R25
35V
47
C15
74AHCT04PW-118
IC03
1
2
3
4
5
6
7
GND
8
9
10
11
12
13
14
Vcc
C25
0.1
ND01
1
5
6
7
8
9
10 11 12 13 14 15 16 17 18
24 25 26 27 28 29 30 31 32 33 34 35 36
40
2
39
T01
9
4
6
7
8
2
5
3
1
CL02
CL12
CL07
CL05
CL03
CL06
CL09
CL10
CL04
CL08
CL11
0.1
C40
CL14
C43
0.1
2.2k
R45
2.2k
R42
CL16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
15P
CN02
KEY2
KEY1
KEY0
UNSW3.3V
SIRCS
FLGND
PCONT_FL
PANEL6V
NO USE
GND
FL_CS
FL_DOUT
FL_CLK
LED1
NO USE
47
R30
C30
4.7
CL13
VS
OUT
GND
HM2140RS T-12M2
IC30
2
3
1
C02
0.1
PT6315
IC02
1
LED1
2
LED2
3
LED3
4
LED4
5
OSC
6
DOUT
7
DIN
8
CLK
9
STB
10
K1
11
K2
12
VSS
13
VDD
14
SG1
15
SG2
16
SG3
17
SG4
18
SG5
19
SG6
20
SG7
21
SG8
22
SG9
23
SG10
24
SG1
1
25
SG12
26
SG13
27
SG14
28
SG15
29
SG16
30
VEE
31
GR12
32
GR1
1
33
GR10
34
GR9
35
GR8
36
GR7
37
GR6
38
GR5
39
GR4
40
GR3
41
GR2
42
GR1
43
VDD
44
VSS
10V
100
C07
CL64
CL65
CL66
CL68
CL67
CL69
CL70
CL71
CL72
CL75
CL73
CL74
100
R40
1k
R41
1k
R44
100
R43
DA2J10100L
D06
100k
R27
1
C27
DSC500100L
Q04
470k
R26
S
RSR025P03TL
Q02
R02
1k
R01
2.2k
0
R28
L02
100uH
L01
100uH
220
R31
220
R32
220
R29
1
2
2P
CN01
PW-SW
GND
CL76
CL77
CL78
CL79
CL80
CL81
CL82
R05
47k
0.01
C31
S10
S13
S12
S1
1
S14
S15
S16
S9
S8
S7
S6
S5
S4
G4
G5
G6
G7
G8
G10
S2
S3
G6
G5
G4
G3
G2
G1
S14
S15
G8
G9
G10
S13
S12
S1
1
S9
S8
S7
S6
S5
S4
S3
S2
S1
G1
G2
G3
G7
S1
S17
S16
S17
S10
G9
FLUORESCENT INDICATOR TUBE
FLUORESCENT INDICATOR
IC02
LEVEL SHIFT
IC03
+5V REGULATOR
IC01
TRANSFORMER
DC/DC CONVERTER
REMOTE CONTROL
IC30
S43
S44
S45
S40
S41
S42
FUNCTION
VOLUME –
VOLUME +
DISPLAY BOARD
RECEIVER
-1
-2
Q01, 02, 04
B+ SWITCH
OSC
TUBE DRIVER
13
A
E
D
C
4
14
8
G
B
1
11
3
10
9
F
H
6
2
5
7
12
5-26. SCHEMATIC DIAGRAM - DISPLAY Board -
(Page 52)
(Page 45)
• See page 55 for IC Block Diagrams.
HBD-E280/T28
HBD-E280/T28
54
54
1C
2C
2B 1B
E
23
33
22
34
12
44
1
11
G
S
C20
C25
C26
C27
C30
C31
C40
C43
Q01
Q02
Q03
Q04
CL01
CL02
CL03
CL04
CL05
CL06
CL07
CL08
CL09
CL10 CL11
CL12
CL13
CL14
CL15
CL16
D02
D03
D05
CL19
D06
CL20
CL23
CL24
CL25
CL26
CL27
CL28
CL29
CL30
CL31
CL32
CL33
CL34CL35
CL36
CL37
CL38
CL39
CL40
CL41
CL42
CL43
CL44
CL45
CL46
CL47
CL48
CL49
CL50
CL51
CL52
CL54
CL56
CL58
CL60
CL61
CL62
CL63
CL64
CL65
CL66
CL67
CL68
CL69
R01
R02
R04
R05
R06
CL70
CL71
CL72
CL73
CL74
CL75
CL76
CL77
CL78
CL79
R13
R14
R17
CL80
CL81
CL82
R22
R23
R24
R25
R26
R27
R28
R29
R30
R31
R32
R40
R41
R42
R43
R44
R45
C01
C02
C04
C05
C06
C08
IC01
IC02
IC03
C10
C13
C14
C17
C18
1 2
5
36
39 40
24
18
1
2
14 15
1
2
IC30
JW05
T01
C07
S40
S41
S43
S44
S45
JW01
JW02
JW03
JW04
JW06
JW07
JW08
JW09
JW10
JW11
JW12
JW13
JW14
JW15
ND01
JW16
JW17
JW18
JW19
CN01
CN02
JW20
JW21
JW22
JW23
JW24
JW25
JW26
JW27
JW28
JW29
JW30
JW31
JW32
JW33
JW34
JW35
JW36
L01
L02
C15
S42
T01
1
10
11
20
CL101
CL102
CL103
CL104
CL105
CL106
CL107
CL108
CL109
CL110
CL111
CL112
CL113
CL
CL117
CL1
18
CL119
CL120
CL121
CL122
CL123
L101
R101
R105
R106
R107
R108
R118
R120
R122
R123
R124
R125
C105
C106
C107
C108
C109
C111
C122
C123
D101
JR101
IC101
IC104
1
2
7
6
FL101
CN101
CN102
C110
X101
JW102
JW103
JW104
JW105
JW106
JW107
JW108
JW109
JW1
12
JW113
ET101
C401
C402
C403
C404
C405
C406
C407
C408
C451
C452
C453
C454
C455
C456
C457
C458
C459
C460
C461
C462
C463
C464
C465
C466
CL451
CL452
CL453
CL454
CL455
CL456
CL457
CL458
CL459
CL460
CL461
CL462
CL463
CL464
CL465
CL466
CL467
CL468
CL469
CL470
CL471
CL472
CL473
CL474
CL475
CL476
CL477
1
13
TB451
CN451
ET451
ET452
JS401
JS402
JS403
JS404
JS451
JS452
JS453
JS454
JS455
JS456
JS457
JS458
TB401
CL301
CL302
R301
C303
1
2
CN301
S301
JL601
JL602
JL603
JL604
CL602
1
4
1
5
CN602
CN601
ET601
FLUORESCENT INDICATOR TUBE
L
MB-141 BOARD
CN6203
E
D
E
DC/DC CONVERTER
TRANSFORMER
S40 – 45, 301
DISPLAY BOARD
1-883-649-
12
(12)
Z
N
x
FUNCTION
+
–
VOLUME
T01
1
9
1
9
1
7
14
8
1
3
1
2
4
3
(CHASSIS)
J
MB-141 BOARD
CN5909
TUNER BOARD
1-883-650-
12, 13
(12, 13)
13
(13)
12, 13
(12, 13)
12, 13
(12, 13)
ANTENNA
FM
COAXIAL
75
:
1
2
4
3
(CHASSIS)
(CHASSIS)
C
AMP BOARD
CN3200
D
AMP BOARD
CN3100
B
AMP BOARD
CN3300
SPEAKER BOARD
1-883-653-
–
+
–
+
–
+
–
+
CENTER
SUBWOOFER
FRONT L
FRONT R
SPEAKERS
–
+
–
+
SPEAKERS
SUR R
SUR L
1-883-651-
POWER KEY
BOARD
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
FRONT USB BOARD
G
MB-141 BOARD
CN602
1-883-652-
(CHASSIS)
(E280: AEP, IT, RU, UK, AUS, MX/T28: MX)
5-27. PRINTED WIRING BOARDS - PANEL, INPUT/OUTPUT Section -
(Page 34)
(Page 34)
(Page 34)
(Page 49)
(Page 49)
(Page 49)
•
: Uses unleaded solder.
• See page 33 for Circuit Boards Location.
Ver. 1.2
HBD-E280/T28
55
• IC Block Diagrams
– MB-141 Board –
IC303 MM3404A50URE
IC305, 5303 MM3404A33URE
IC305, 5303 MM3404A33URE
VOUT
3
CE 1
GND 2
VDD
4
+
–
VOLTAGE
REFERENCE
CURRENT
LIMIT
BIAS
IC304, 702 MM3404Z11NRE
IC307, 5301, 5307 BD9329EFJ-BVE2
VOUT
5
NC
4
CE 3
GND 2
VDD 1
+
VOLTAGE
REFERENCE
CURRENT
LIMIT
BIAS
VREF
OSC
IBIAS
SLOPE
UNDER VOLTAGE
LOCK OUT
ERROR
AMP
DRIVE
LOGIC
LOGIC
S
R
PWM
THERMAL
SHUTDOWN
LVS
LVS
OVER CURRENT
PROTECT
VREG
VCC
SOFT
START
BST 1
VIN 2
SW 3
GND 4
EN
7
FB
5
COMP
6
SS
8
HBD-E280/T28
56
IC308 TPS54225PWPR
VFB 2
VREG5 3
VO 1
14 VCC
13 VIN
UNDERVOLTAGE
LOCKOUT
EN
LOGIC
PROTECTION
LOGIC
12 VBST
11 SW2
10 SW1
10 SW1
9 PGND2
8 PGND1
8 PGND1
+
+
REFERENCE
SOFTSTART
VREG5
+
SS 4
GND 5
PG 6
EN 7
UVLO
TSD
XCON
CONTROL
ROGIC
PWM
OCP
IC309 MM1855AHBE
IC601, 603, 5705, 6205 BD00GC0WEFJ-SE2
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
5
7
8
2
1
3
VOUT
FB
GND
4
N.C.
VCC
N.C.
6
N.C.
EN
+
SOFT
TSD
OCP
IC705, 5908 TK11150CSCL-G
IC5905 TK11190CSCL-G
IC5905 TK11190CSCL-G
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
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