Sony HBD-E280 Service Manual

HBD-E280/T28
HBD-E280/T28
3131
5-5. BLOCK DIAGRAM - AMP Section -
LAT2
SYSTEM CONTROLLER
IC6201 (2/2)
: AUDIO
R-ch is omitted due to same as L-ch.
31 9
11
DATA
INIT
SOFTMUTE
4
6
48XFSOIN
37FSOCKO
38FSOI
XFSOOUT
OVER LOAD
DETECT
Q3102
OVER LOAD
DETECT
Q3101
OVER LOAD
DETECT
Q3302
OVER LOAD
DETECT
Q3301
OVF1
DC DETECT
Q3553
STREAM PROCESSOR
IC3010
36 XFSIIN
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVF FLAGR
25 OVF FLAGL
56
X3051
49.152MHz
CLOCK BUFFER
IC3051
LAT1
55
DAMP_LATCH1
53
DAMP_SOFT_MUTE
54
DAMP_INIT
DAMP_LATCH2
51
OVERFLOW1
52
OVERFLOW2
36
DC_DET
FAN_CONT
FAN_ON
45 44
PROTECT DETECT
Q3552
SCDT
SCSHIFT
OVF2
OVF1
+32.5V
OUTR1 (+)
OUTR2 (-)
OUTL1 (+)
OUTL2 (-)
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
D3551
F
EN_POWER
+

CENTER
SUBWOOFER
SPEAKERS

FRONT R
TB451
TB401
+
+

+

FRONT L
8 PWM_B OUT_B
6
36
39
31
28
7
PWM_A
/RESET_AB
5
/SD
17
/RESET_CD
OUT_A
D6208
POWER AMP
IC3100
14
PWM_C
OUT_C
PWM_D
OUT_D
16
18
8 PWM_B OUT_B
6
36
39
31
28
7
PWM_A
/RESET_AB
5
/SD
17
/RESET_CD
OUT_A
POWER AMP
INIT
57
DAMP_LATCH3
LAT3
SOFTMUTE
OVF1 OVF2
37
DAMP_SHIFT
35
DAMP_SCDT
SCSHIFT
SCDT
LAT1
IC3300
PWM_C
OUT_C
PWM_D
OUT_D
16
18
50 67
DRIVER_SD
DRIVER_RST (EN)
AMP_D1
AMP_MCKO
AMP_BCKO
D
AMP_LRCKO
D3552
SIGNAL PATH
31 9
11
DATA
INIT
SOFTMUTE
4
6
48XFSOIN
38FSOI
OVF1
STREAM PROCESSOR
IC3030
36 XFSIIN
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVF FLAGR
25 OVF FLAGL
LAT2
SCDT
SCSHIFT
OUTR1 (+)
OUTR2 (-)
OUTL1 (+)
OUTL2 (-)
AMP_D2
31 9
11
DATA
INIT
SOFTMUTE
4
6
48XFSOIN
38FSOI
XFSOOUT
OVER LOAD
DETECT
Q3202
OVER LOAD
DETECT
Q3201
STREAM PROCESSOR
IC3020
36 XFSIIN
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVF FLAGR
25 OVF FLAGL
LAT3
SCDT
SCSHIFT
OUTR1 (+)
OUTR2 (-)
OUTL1 (+)
OUTL2 (-)
L.P.F.
L.P.F.
L.P.F.
L.P.F.

SUR R
+
+

SUR L
8 PWM_B (-) OUT_B
6
36
39
31
28
7
PWM_A (+)
/RESET_AB
5
/SD
17
/RESET_CD
OUT_A
POWER AMP
IC3200
14
PWM_C (+)
OUT_C
PWM_D (-)
OUT_D
16
18
AMP_D3
OUTPUT LEVEL
DETECT
Q3551
M1
(FAN)
FE_UNSW +14V
MM
FAN
CONTROL
Q6501
FAN MOTOR
DRIVE
IC6501
(Page 30)
(Page 32)

Sony HBD-E280 Specifications

General

Channels	5.1
HDMI Inputs	1
USB Playback	Yes
Bluetooth	No
Weight	2.7 kg
Blu-ray Disc Player	Yes
DVD Player	Yes
CD Player	Yes
USB Port	Yes
HDMI Output	1
Digital Coaxial Audio Output	No
Ethernet Port	Yes
Wi-Fi	No
Dimensions (W x H x D)	430 x 320 mm
Type	Blu-ray Disc Player