Sony HCD-BC150 / HCD-BC250 Service Manual ▷ View online
66
HCD-BC150/BC250
• MAIN BOARD IC509 uPD703261YGF-S07-JBT-A (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
IP SEL
O
Interless/Progressive
2
MTRST
O
Mediatech DVD uCOM reset
3
AVREF0
—
Analog reference voltage for A/D converter
4
AVSS
—
Analog ground
5
V CONTROL
O
Voltage control for amp
6
AC_ON/OFF
O
Control Relay for power tracnsformer
7
AVREF1
—
Analog reference voltage for D/A converter
8
DVD XIFCS
I
Media tech chip select
9
XIFBUSY
O
Media tech busy
10
FLASH0
I
Flash programing mode (pull down)
11
VDD
—
Power supply
12
REGC
—
Regulator control-connect 4.7uF
13
VSS
—
Ground
14
X1
I
Crystal input for main cock
15
X2
—
Crystal output for main clock
16
RESET
I
System reset signal input
17
XT1
I
Crystal for sub clock
18
XT2
—
Crystal for sub clock
19
DVD POWER
O
DVD power on/off
20
KEY INT
I
Wakeup from ECO mode by key input
21
RM_INT
I
Wakeup from ECO mode by sircs input
22
(Can’t USE)
I
Can’t Use Port
23
AC_CUT
I
Detect AC-CUT (primary power off)
24
DVD SOD
I
Media tech
25
DVD SIO
O
Media tech
26
DVD SCO
I
Media tech clock
∗
input from DVD micon
27
FL_D_OUT/LED_DATA
O
FL driver (PT6315) / LED Driver data out
28
LED LAT
O
LED driver latch
29
FL_CLK/LED_CLK
O
FL driver (PT6315) / LED driver clock
30
FL_CS/STB
O
FL driver (PT6315) chip select
31
LED_RESET
O
LED driver reset
32
BACK LIGHT
O
Back light output
33
STBY_LED
O
Standby LED control
34
SIRCS_IN
I
Sircs input
35
EVSS
—
Ground for port
36
EVDD
—
Power supply for Port
37
USE NO
I/O
IIC data (Not used)
38
USE NO
I/O
IIC clock (Not used)
39
DRIVE_RST(EN)
O
Driver signal reset
40
DRIVE_OCP(DIAG)
I
Digital amp (power driver) diag
41
OVERFLOW1
I
Over flow status1 of amp
42
OVERFLOW2
I
Over flow status2 of amp
43
DAMP SCDT
O
Digital amp (CXD9788) data output
44
DAMP SHIFT
O
Digital amp (CXD9788) data output
45
DAMP LATCH1
O
Digital amp (CXD9788) chip select1 signal output
46
DAMP LATCH2
O
Digital amp (CXD9788) chip select2 signal output
47
DAMP LATCH3
O
Digital amp (CXD9788) chip select3 signal output
67
HCD-BC150/BC250
Pin No.
Pin Name
I/O
Description
48
DAMP INIT
O
Digital amp (CXD9788) reset signal output
49
DAMP SOFT MUTE
O
Digital amp (CXD9788) soft muting output
50
HP SW
I
Switch headphone is insert
51
HP MUTE
O
Control of muting headphone signal
52
IO_DI
I
I/O expander (PT8300) data in / SW2 of CDM
53
IO_DO
O
I/O expander (PT8300) data out / SW3 of CDM
54
IO_CLK
O
I/O expander (PT8300) clock
55
DSP_DOUT
I
DSP (MB86334B) data In
56
DSP_DIN / DIR_DIN
O
DSP (MB86334B)/DIR (LC89052T) data out
57
DSP_CLK / DIR_CLK
O
DSP(MB86334B)/DIR (LC89052T) clock
58
DIR_CSFLAG
I
DIR (LC89056W) csflag in
59
DIR ZERO
I
DIR (LC89056W) zero in
60
(NO USE)
I
RDS clock (Not used)
61
(NO USE)
I
RDS data in (Not used)
62
DSP_ACK
I
DSP (MB86334B) acknowredge
63
DSP_GP9
I
DSP (MB86334B) GP9 in
64
DSP_XRST
O
DSP (MB86334B) reset
65
DSP_HCE
O
DSP (MB86334B) chip enable
66
DSP_BST
O
DSP (MB86334B) bootstrap (for DSP INIT)
67
DSP_PM
O
DSP (MB86334B) pll initial
68
DIR RST
O
DIR (LC89056W) reset out
69
DIR HCE
O
DIR (LC89056W) chip enable signal output
70
DIR RERR
I
DIR (LC89056W) error input
71
BVSS
—
Ground terminal (bus interface)
72
BVDD
—
Power supply terminal (bus interface)
73
DIR XSTATE
I
DIR (LC89056W) change clock status
74
DIR HDOUT
I
DIR (LC89056W) Data input
75
DSP_SKIP
O
DSP GP12
76
AD RST
O
ADC reset (Not used)
77
(NO USE)
O
Not used
78
(NO USE)
O
Not used
79
(NO USE)
O
Not used
80
(NO USE)
O
Not used
81
TUNED
I
Tuner pack tuned in
82
PLL-CLK
O
Tuner clock
83
PLL-DO
O
Tuner data out (uCOM
→
pack)
84
PLL-CE
O
Tuner chip enable
85
PLL-DI
I
Tuner data in (pack
→
uCOM)
86
AVS0
O
Audio/Video select0
87
AVS1
O
Audio/Video select1
88
AVS2
O
Audio/Video select2
89
AVS3
O
Audio/Video select3
90
(NO USE)
O
Video output select (DVD select) (Not used)
91
(NO USE)
O
VIDEO output select (RGB select) (Not used)
92
IO_CE
O
I/O expander (PT8300) chip enable / control of loading cd tray (open action)
93
IO_RESET
O
I/O expander (PT8300) reset / control of loading cd tray (close action)
94
KEY2
I
Key input 2
68
HCD-BC150/BC250
Pin No.
Pin Name
I/O
Description
95
KEY1
I
Key input 1
96
KEY0
I
Key input 0
97
DESTINATION
I
Destination select
98
MODEL
I
Model select
99
DEVICE1
I
Device select1 (DISPLAY)
100
DEVICE2
I
Device select2 (AMP)
69
HCD-BC150/BC250
• AMP BOARD IC101 to IC106 CXD9774M (POWER DRIVER)
Pin No.
Pin Name
I/O
Description
1
GND
—
Power ground
2
PWM_BP
I
PWM input signal, half-bridge B
3
GND
—
Power ground
4
RESET
I
Reset signal
5
DREG_RTN
—
Decoupling return pin
6
GREG
—
Local GVDD decoupling pin
7
M3
I
Output mode selection pin; connect to ground
8
DREG_RTN
—
Digital supply voltage regulator decoupling pin
9
DGND
—
I/O reference ground
10
M1
I
Protection mode selection pin
11
M2
I
Protection mode selection pin
12
DVDD
—
I/O reference supply input
13
SD
O
Shutdown signal for half-bridges A and B
14
RESV
—
I/O reference ground
15
OTW
O
Overtemperature warning output
16
GND
—
Power ground
17
PWM_AP
I
PWM input signal, half-bridge A
18
GND
—
Power ground
19
GREG
—
Gate drive input voltage
20
GVDD
—
Gate drive input voltage
21
PVSS
—
Power ground
22
BST_A
—
High side bootstrap supply (BST), external resistor and capacitor to OUT_A
required
23
PVDD_A
—
Power supply input for half-bridge A
24
PVDD_A
—
Power supply input for half-bridge A
25
OUT_A
O
Output, half-bridge A
26
OUT_A
O
Output, half-bridge A
27
PVSS
—
Power ground
28
PVSS
—
Power ground
29
OUT_B
O
Output, half-bridge B
30
OUT_B
O
Output, half-bridge B
31
PVDD_B
—
Power supply input for half-bridge B
32
PVDD_B
—
Power supply input for half-bridge B
33
BST_B
—
High side bootstrap supply (BST), external resistor and capacitor to OUT_B
required
34
PVSS
—
Power ground
35
GVDD_B
—
Gate drive input voltage
36
GREG
—
Gate drive input voltage
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