Sony HBD-E770W Service Manual ▷ View online
HBD-E770W
73
IC3011 SI-3010KM-TLS
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
IC3050 MM3404A18URE
VOUT
3
CE 1
GND 2
VDD
4
+
–
VOLTAGE
REFERENCE
CURRENT
LIMIT
BIAS
IC3100, 3200 CXD9981TN
12
11
10
13
14
15
16
9
8
17
18
22
21
5
6
7
26
25
4
AGND
GVDD_C
GND
GND_B
OUT_D
GND_D
GND_C
GND_A
OUT_A
44
41
40
39
38
37
36
35
34
33
33
32
31
30
29
28
27
PWM
RCV.
OVERLOAD
PROTECTION
TEMP.
SENSE
GATE
DRIVE
ISENSE
POWER
ON
RESET
INTERNAL PULLUP
RESISTORS TO VREG
OUT_C
BST_C
PVDD_C
PVDD_D
PVDD_D
PVDD_D
NC
BST_D
GVDD_D
GVDD_D
BST_B
OUT_B
PVDD_B
GVDD_A
PVDD_A
PVDD_A
PVDD_A
VREG
VDD
PWM_D
/RESET_CD
PWM_C
M1
M2
M3
VREG
OC_ADJ
PWM_B
/RESET_AB
/SD
/OTW
PWM_A
2
NC
3
1
NC
GVDD_B
20
NC
19
NC
PROTECTION
AND
I/O LOGIC
BTL/P BTL-CONFIGURATION
PULLDOWN RESISTORS
BTL/P BTL-CONFIGURATION
PULLDOWN RESISTORS
BTL/P BTL-CONFIGURATION
PULLDOWN RESISTORS
BTL/P BTL-CONFIGURATION
PULLDOWN RESISTORS
UNDER
VOLTAGE
PROTECTION
VREG
43 BST_A
42 NC
24
23
23
VREG
4
4
CTRT.
TIMING
PWM
RCV.
GATE
DRIVE
CTRT.
TIMING
PWM
RCV.
GATE
DRIVE
CTRT.
TIMING
PWM
RCV.
GATE
DRIVE
CTRT.
TIMING
HBD-E770W
74
– REG Board –
IC400 TK11133CSCL-G
– INCLUDE Board –
IC201 TK11133CSCL-G
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC402 TK72270CSCL-GH
OVER HEAT &
OVER CURRENT
PROTECTION
GND
4
VEE 2
CONT 1
NP 3
OUT
5
SW
CIRCUIT
BANDGAP
REFERENCE
+
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC202 SI-3010KM-TLS
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
IC203 – 205 AK4127VF-E2
1
FILT
2
AVSS
3
PDN
4
SMUTE
5
DITHER
6
PLL2
9
SDTI
10
IDIF0
11
IDIF1
12
IDIF2
13
PLL0
14
PLL1
7
ILRCK
8
IBICK
15
UNLOCK
SERIAL
AUDIO
I/F
PLL
SAMPLE
RATE
CONVERTER
SERIAL
AUDIO
I/F
18 IMCLK
17 OBIT1
16 OBIT0
16 OBIT0
20 CMODE1
19 CMODE0
19 CMODE0
24 SDTO
23 ODIF1
26 OLRCK
25 OBICK
25 OBICK
28 DVDD
27 OMCLK
22 ODIF0
21 CMODE2
21 CMODE2
29 DVSS
30 AVDD
HBD-E770W
75
IC206 PCM1808PWR
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
3
VDD
DGND
4
5
5
LRCK 7
REFERENCE
u1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SUPPLY
SCKI 6
VREF 1
IC207 TC7WH157FU (TE12R)
SELECT
11
6
ST
11
7
A 1
2
3
A
B
Y
5
Y
B
GND 4
VCC
8
Y
EN G
Y
– FL Board –
IC801 TK11133CSCL-G
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC802 HT16515
5
OSC
OSC
DATA
SELECTOR
6
DO
7
DI
8
CLK
9
CS
10
KEY0
11
KEY1
SERIAL
INTERFACE
DISPLAY RAM
24 BITS x 12 WORDS
24-BIT OUTPUT
LATCH
12-BIT SHIFT
REGISTER
SEGMENT
DRIVER
TIMING GENERATOR
KEY SCAN
COMMAND
DECODER
DIMMING
CIRCUIT
KEY DATA MEMORY
(2 x 16)
4-BIT LATCH
1
LED0
2
LED1
3
LED2
4
LED3
24
16
16
12
4
8
8
4
8
27 SEG14/KS14
29 SEG16/KS16
30 VEE
28 SEG15/KS15
8
31 SEG17/GRID12
33 SEG19/GRID10
32 SEG18/GRID11
32 SEG18/GRID11
23 SEG10/KS10
24 SEG11/KS11
25 SEG12/KS12
26 SEG13/KS13
22
SEG9/KS9
21
SEG8/KS8
20
SEG7/KS7
19
SEG6/KS6
18
SEG5/KS5
17
SEG4/KS4
16
SEG3/KS3
15
SEG2/KS2
14
SEG1/KS1
MULTIPLEXED
DRIVER
34
SEG20/GRID9
35
SEG21/GRID8
36
SEG22/GRID7
37
SEG23/GRID6
39
GRID4
40
GRID3
41
GRID2
42
GRID1
43
VDD
44
VSS
13
VDD
12
VSS
38
SEG24/GRID5
GRID
DRIVER
HBD-E770W
76
– POWER Board –
IC901 STR-F6138-LF1352
OVER
CURRENT
PROTECT
2
LOGIC
OSC
INTERNAL BIAS
DELAY
DELAY
LATCH
CURRENT
MIRROR
OVER
CURRENT
PROTECT
2
OVER
CURRENT
PROTECT
1
FEED
BACK
BACK
INH
2
INH
1
BOTTOM
SKIP
LOGIC
OCP/INH
1
S/GND
2
DRAIN
3
VCC
4
FB/OCP
5
UNDER VOLTAGE
LOCK OUT
OVER LOAD
PROTECT
THERMAL
SHUT DOWN
OVER VOLTAGE
PROTECT
SWITCHING
REGULATOR
BLOCK
IC921 STR-Y6763
D/ST 1
S/OCP 2
VCC 3
GND 4
BD 6
FB/OLP 5
STARTUP
LOGIC
DRIVER
LATCH
OVERCURRENT
PROTECTION/
BOTTOM-SKIP
BOTTOM-SKIP
UNDER VOLTAGE
LOCK OUT/
REGULATOR/
CONSTANT CURRENT
FEEDBACK/
STANDBY
OVERLOAD
PROTECTION
BOTTOM
DETECTION
NF 7
OSCILLAOTR
IC941 SI-3010KM-TLS
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
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