Sony BDV-NF620 / BDV-NF720 / HBD-NF620 / HBD-NF720 Service Manual ▷ View online
HBD-NF620/NF720
HBD-NF620/NF720
57
57
3.3
3.1
SL-194S-WS-SD-T
D330
R331
330
CL330
0
R350
0
R351
JL332
JL331
C330
0.01
1
2
2P
CN330
LED3
PANEL6V
R330
0
C340
0.01
JL952
JL953
JL951
VS
OUT
GND
HM2140RS T-07M2
IC951
1
2
3
1
2
3
3P
CN951
UNSW3.3V
GND
SIRCS_H
JL304
JL301
JL303
C300
0.1
1
2
2P
CN300
POWER_KEY
GND
JL302
S300
CL602
JL604
1
2
3
4
4P
CN602
JL601
JL603
5P
CN601
1
GND
2
DP
3
DM
4
VBUS
5
GND
JL602
10V
220
C602
LED BOARD
REMOTE CONTROL RECEOVER
SIRCS BOARD
IC951
PWR_KEY BOARD
(CHASSIS)
USB BOARD
USB 2
BOARD
CN601
>04S
(5/11)
MB-149
CN6301
>01S
(11/11)
BOARD
MB-149
CN6303
>03S
(11/11)
BOARD
MB-149
(CHASSIS)
(CHASSIS)
POWER
INDICATOR
BOARD
>02S
FL
CN904
/
TOUCH
BOARD
2
A
D
B
C
3
F
E
I
G
H
1
4
FFC9
(CHASSIS)
R330
R331
R350
R351
C330
C340
JL331
JL332
CL330
1 2
CN330
D330
(POWER INDICATOR)
CL951
IC951
CN951
1
3
JL951
JL952
JL953
1
2
2
CN300
C300
JL301
JL302
JL303
JL304
S300
C602
1
5
1
4
CN601
CN602
CL602
JL601
JL602
JL603
JL604
MB-149 BOARD
CN6301
>01P
LED BOARD
(COMPONENT SIDE)
LED BOARD
(CONDUCTOR SIDE)
1-885-213-
11
(11)
1-885-213-
11
(11)
A
K
A
D330
K
(CHASSIS)
1-885-218-
11
(11)
1-885-218-
11
(11)
FL BOARD
CN904
>02P
SIRCS BOARD
(COMPONENT SIDE)
SIRCS BOARD
(CONDUCTOR SIDE)
3
1
1-885-214-
11
(11)
PWR_KEY BOARD
(SIDE A)
PWR_KEY BOARD
(SIDE B)
1-885-214-
11
(11)
USB BOARD
(COMPONENT SIDE)
USB BOARD
(CONDUCTOR SIDE)
1-885-215-
11
(11)
1-885-215-
11
(11)
MB-149
BOARD
BOARD
CN601
>04P
MB-149
BOARD
BOARD
CN6303
>03P
TOUCH
BOARD
BOARD
FFC9
(CHASSIS)
(CHASSIS)
S300
/
(CHASSIS)
USB 2
A
B
C
D
E
F
G
1
2
3
4
5
6
5-22. PRINTED WIRING BOARDS - PANEL Section -
Note: When TOUCH board is defective, exchange
the complete mounted board.
•
: Uses unleaded solder.
• See page 40 for Circuit Boards Location.
5-23. SCHEMATIC DIAGRAM - PANEL Section -
Note: When TOUCH board is defective, exchange
the complete mounted board.
(Page 52)
(Page 52)
(Page 58)
(Page 52)
(Page 59)
(Page 51)
(Page 51)
(Page 45)
HBD-NF620/NF720
HBD-NF620/NF720
58
58
• Waveforms
– MB-149 Board –
20.8
Ps
4 Vp-p
5
IC5904
7 (LRCK)
1 V/DIV, 10
Ps/DIV
7
IC6301
qa (XOUT)
1 V/DIV, 50 ns/DIV
125 ns
3.6 Vp-p
wa
Q902, Q903 (Base)
1 V/DIV, 5
Ps/DIV
6
Ps
4 Vp-p
ws
Q902, Q903 (Corrector)
5 V/DIV, 5
Ps/DIV
6
Ps
17 Vp-p
wd
IC904
5 (OSC)
500 mV/DIV, 2
Ps/DIV
3.24
Ps
1.4 Vp-p
1
IC5301
1 (BOOT)
5 V/DIV, 1
Ps/DIV
2.9
Ps
18.6 Vp-p
2
IC301
1 (BOOT)
5 V/DIV, 1
Ps/DIV
2.9
Ps
9.8 Vp-p
3
IC308
q; (SW1), qa (SW2)
5 V/DIV, 2
Ps/DIV
1.6
Ps
9.2 Vp-p
4
IC5904
6 (SCKI)
1 V/DIV, 20 ns/DIV
40.4 ns
3.7 Vp-p
6
IC5904
8 (BCK)
1 V/DIV, 200 ns/DIV
320 ns
4 Vp-p
5-24. PRINTED WIRING BOARD - FL Board -
– FL Board –
•
: Uses unleaded solder.
• See page 40 for Circuit Boards Location.
34
44
22
12
1
11
33
23
1
15
CL901
CL902
CL903
CL904
Q902
Q903
L901
1
2
4
29
31
32
ND901
FLUORESCENT INDICATOR TUBE
R904
R908
R909
R910
R911
1
7
CN902
CN903
3
1
CN904
C902
C903
C904
C905
C908
C911
C912
C913
C915
C917
S901
(INITIALIZE SKIP)
C926
C929
IC902
IC903
IC904
IC905
T901
DC/DC
CONVERTER
TRANSFORMER
R901
R902
R903
R905
R906
R907
R912
C901
C916
C918
C919
JL901
JL902
JL903
JL904
JL905
JL906
C922
JL907
JL908
JL909
JL910
JL911
JL912
JL913
JL914
JL915
JL916
JL917
JL918
JL919
JL920
D903
D904
D905
FL BOARD
(COMPONENT SIDE)
FL BOARD
(CONDUCTOR SIDE)
1-885-217-
11
(11)
1-885-217-
11
(11)
E
E
MB-149 BOARD
CN6304
>06P
SIRCS BOARD
CN951
>02P
FFC8
1
1
1
3
3
5
4
2
4
3
S901
T901
(NC)
1
9
1
9
(CHASSIS)
(CHASSIS)
A
B
C
D
1
2
3
4
5
6
7
8
(Page 57)
(Page 52)
HBD-NF620/NF720
HBD-NF620/NF720
59
59
5-25. SCHEMATIC DIAGRAM - FL Board -
• See page 58 for Waveforms. • See page 60 for IC Block Diagrams.
3.3
6.2
5
4.8
0
0
4.8
3.3
6.2
3.3
3.3
3.2
-30.9
3.3
-27.9
3.3
-27.9
-27.9
-27.9
-27.9
-27.9
-27.9
-27.9
2.2
3.1
0
3.2
CL904
C915
0.01
CL903
PT6315
IC904
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
C902
0.01
MC2837
D903
0.1
C918
10
C919
1k
R902
CL901
0.1
C911
10k
R905
1
C905
R907
47
MM3404A33URE
IC902
1
CE
2
GND
3
Vout
4
Vin
D905
DZ2J04300L
C926
0.1
0.022
C913
MC2837
D904
47
R906
0.01
C916
C922
0.01
C901
0.1
CL902
1
C912
1
C904
1
C903
1
2
3
3P
CN904
UNSW3.3V
GND
SIRCS_H
47
R903
VCC
OUT
GND
PNA4823M05S0
IC903
1
2
3
JL901
JL902
JL903
JL904
JL905
JL906
JL907
JL908
JL909
JL910
JL911
JL912
JL913
JL914
JL915
100
R910
100
R909
100
R908
50V
47
C917
16V
100
C908
1k
R901
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
15P
CN903
3.3V
RXD
TXD
JIG_MODE1
JIG_MODE0
SIRCS_H
SIRCS_V
UNSW3.3V
FFC8
GND
FL_GND
PANEL6V
PCONT_FL
FL_DOUT
FL_CLK
FL_CS
100k
R912
L901
47uH
1.8k
R904
JL916
JL917
JL918
JL919
JL920
120k
R911
1
3
4
5
6
7
CN902
7P
T901
9
4
6
7
8
2
5
3
1
S-1170B49UC-OUITFG
IC905
1
EN
2
GND
3
NC
4
VIN
5
VOUT
16V
100
C929
ND901
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
31 32
2
4
KTC3552T
Q902
KTC3552T
Q903
S17
S4
S1
S3
S2
S6
S16
S10
S8
S12
S9
S13
S7
S1
1
S15
S14
S5
G1
G2
G3
G4
G5
G6
G7
G8
S15
S14
S17
S16
S13
S12
S1
1
S10
S9
S8
S7
S6
S5
S4
S3
S2
S1
G1
G2
G3
G4
G5
G6
G7
G8
TXD
JIG_MODE0
GND
RXD
3.3V
JIG_MODE1
FLUORESCENT INDICATOR TUBE
S901
REMOTE CONTROL
IC903
IC902
+3.3V REGULATOR
IC905
+5V REGULATOR
FLUORESCENT
INDICATOR TUBE DRIVER
IC904
FL BOARD
(NC)
RECEIVER
DC/DC CONVERTER
TRANSFORMER
Q902, 903
OSC
8
2
12
A
D
5
B
7
C
6
11
3
H
F
G
9
E
10
1
4
INITIALIZE
SKIP
MB-149
BOARD
CN6304
>06S
(11/11)
SIRCS
BOARD
>02S
CN951
21
22
21
23
(CHASSIS)
(Page 57)
(Page 51)
HBD-NF620/NF720
HBD-NF620/NF720
60
60
• IC Block Diagrams
– MB-149 Board –
IC301, 5301 RT8293ALZSP
IC301, 5301 RT8293ALZSP
IC601
–
603 NCP380HSNAJAAT1G
IC700, 6305 TK11133CSCL-G
IC701 TK11150CSCL-G
IC701 TK11150CSCL-G
BOOT
1
VIN
2
SW
3
GND
4
FB
5
COMP
6
EN
7
SS
8
S
R
Q
Q
–
+
FOLDBACK
CONTROL
SLOPE COMP
UV
COMPARATOR
CURRENT
COMPARATOR
CURRENT SENSE
AMPLIFIER
SHUTDOWN
COMPARATOR
LOCKOUT
COMPARATOR
OSCILLATOR
0.8V
+
+
–
VA
VCC
2.7V
1.2V
VA
VCC
EA
–
+
0.4V
INTERNAL
REGULATOR
–
+
–
+
+
–
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
IN 1
EN 3
GND 2
OUT
6
CURRENT
LIMITER
EN
BLOCK
OSC
CONTROL LOGIC
AND TIMER
BLOCKING
CONTROL
FLAG
/FLAG
4
ILIM
5
GATE
DRIVER
UNDER
VOLTAGE
LOCK OUT
VREF
THERMAL
SHUTDOWN
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC1201 TPIC2050RDFDRG4
1
SLED1_P
2
SLED1_N
POWER
FET
D/A
CONVERTER
PWM
SLD_ENA
SLD_ENA
TEMPMON_ENA
CHARGE
PUMP
DIGITAL
CORE
SPI
INTERFACE
SIOV
XSLEEP
19V
PRE-
DRIVER
FEED
BACK
BACK
SLED END
DETECTION
INTERNAL
+10V
REGULATOR
CP1 8
P12V_3 3
PGND_2 6
CP2
ENDDET_ENA
ENDDET_SEL [1:0]
10V
9
CP3 10
SSZ 14
SCLK 15
SIMO 16
SIOV 18
XRSTIN 19
TEST1 20
C10V 7
GPOUT_ENA
4
SLED2_P
5
SLED2_N
11
GPOUT
POWER
FET
P12V
CV3P3 22
A9P5V 24
AGND/DGND 23
LDD_AMODE
ILDD_BD 25
D/A
CONVERTER
PWM
SPM LOGIC
D/A
CONVERTER
PWM
PRE-
DRIVER
END
DETECT
FEED
BACK
BACK
30 LOAD_N
29 LOAD_P
29 LOAD_P
33 TEST3
34 P5V_1
32 TEST2
POWER
FET
D/A
CONVERTER
PWM
TRK_ENA
LOAD_ENA
PRE-
DRIVER
FEED
BACK
BACK
TRAY LOCK
DETECTION
P5V12L
31
D/A
CONVERTER
PWM
TLT_ENA
D/A
CONVERTER
PWM
ON CHIP
THERMOMETER
STP_ENA
DIFF_TLT
53 STP1_N
52 STP1_P
52 STP1_P
POWER
FET
PRE-
DRIVER
55 STP2_N
54 STP2_P
54 STP2_P
D/A
CONVERTER
PWM
STP_ENA
POWER
FET
PRE-
DRIVER
38 TRK_N
37 TRK_P
37 TRK_P
40 FCS_N
41 PGND_1
39 FCS_P
36 TLT_P
35 TLT_N
35 TLT_N
44 ICOM1
43 U
42 P12V_1
43 U
42 P12V_1
47 W
46 P12V_2
45 V
46 P12V_2
45 V
48 ICOM2
49 M COM
POWER
FET
PRE-
DRIVER
FEED
BACK
BACK
POWER
FET
PRE-
DRIVER
FEED
BACK
BACK
D/A
CONVERTER
PWM
POWER
FET
PRE-
DRIVER
POWER
FET
BEMF
DETECTOR
PRE-
DRIVER
FEED
BACK
BACK
SIOV
XSLEEP
12
XFG
50 ISENSE
51 AGND
SPM
CURRENT
LIMIT
13
RDY
SPM_ENA
SIOV
SOMI_HIZ
17
SOMI
LDD_MSEL
SIOV
SIOV P5V
P12V
POWER
MONITOR
INTERNAL
+3.3V
REGULATOR
CA5V 28
P5V
ANALOG
+5V
SIOV
SIOV
VLDDIN 21
LD
SELECT
V/I
ILDD_DVD 26
V/I
ILDD_CD 27
V/I
STEP END
DETECTION
56 P5V_2
D/A
CONVERTER
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