Sony DAV-HDX900W / HCD-HDX900W Service Manual ▷ View online
93
HCD-HDX900W
•
IC Pin Function Description
MAIN BOARD IC501 M30626MHP-B27FPU0 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
DAMP_SCDT/
DIAT_SDATA/
DIR_DIN
O
Serial data output to the stream processor, RF modulator and digital audio interface receiver
2
DAMP_SHIFT/
DIAT_SCLK/
DIR_CLK
O
Serial data transfer clock signal output to the stream processor, RF modulator and digital audio
interface receiver
interface receiver
3
CEC_RX_IN
I
CEC serial data input from the HDMI OUT connector
4
SIRCS_IN
I
SIRCS signal input from the remote control receiver
5
DSP_MOSI
O
Serial data output to the DSP
6
DSP_MISO
I
Serial data input from the DSP
7
DSP_SPICLK
O
Serial data transfer clock signal output to the DSP
8
BYTE
I
External data bus width selection signal input terminal Fixed at "L" in this set
9
CNVSS
I
Processor mode switch input terminal (for test) Fixed at "L" in this set
10, 11
EN_A, EN_B
I
Jog dial pulse input from the rotary encoder (for VOLUME)
12
RESET
I
System reset signal input from the reset signal generator "L": reset
For several hundreds msec. after the power supply rises, "L" is input, then it change to "H"
For several hundreds msec. after the power supply rises, "L" is input, then it change to "H"
13
XOUT
O
Main system clock output terminal (5 MHz)
14
VSS
-
Ground terminal
15
XIN
I
Main system clock input terminal (5 MHz)
16
VCC
-
Power supply terminal (+3.3V)
17
NMI
I
Non-maskable interrupt input terminal Fixed at "H" in this set
18
DIR_ZERO
I
Audio serial data input from the digital audio interface receiver
19
DIR_CSFLAG
I
CSFLAG data input from the digital audio interface receiver
20
AC_CUT
I
AC cut detection signal input terminal "L": AC cut on
21
FL_CLK/
LED_CLK
O
Serial data transfer clock signal output to the LED driver and fluorescent indicator tube driver
22
CEC_TX_OUT
O
CEC serial data output to the HDMI OUT connector
23
DIAT_CSOD
I
Captor start delay signal input from the RF modulator
24
FL_D_OUT/
LED_DATA
LED_DATA
O
Serial data output to the LED driver and fluorescent indicator tube driver
25
NO USE
O
Not used
26
MIC_GAIN
O
MIC gain control signal output terminal
27
CDM_OPEN_SW
I
Disc insert (8/12cm) detect switch input terminal "L": disc insert
28
DC_CONT
O
Muting on/off control signal output terminal
29
CLINK_RX_IN
I
Serial data input from the DMPORT1 connector and DMPORT2 connector
30
CLINK_TX_OUT
O
Serial data output to the DMPORT1 connector and DMPORT2 connector
31
DVD_SID
O
Serial data output to the servo DSP
32
DVD_SOD
I
Serial data input from the servo DSP
33
DVD_SCO
I
Serial data transfer clock signal input from the servo DSP
34
DVD_XIFBUSY
O
Busy signal output to the servo DSP
35
SAT_TX_OUT
O
Serial data output to the XM receiver
36
SAT_RX_IN
I
Serial data input from the XM receiver
37
DVD XIFCS
I
Chip select signal input from the servo DSP
38
MTK RST
O
Reset signal output to the servo DSP and flash memory "L": reset
39 to 41
P_CONT1 to
P_CONT3
O
Power on/off control signal output terminal "H": power on
94
HCD-HDX900W
Pin No.
Pin Name
I/O
Description
42
DRIVE_RST
(EN)
O
Reset signal output to the digital power amplifier "L": reset
43
DRIVE_OCP
(DIAG)
I
Shut down state input from the digital power amplifier "L": shut down
44, 45
OVERFLOW1,
OVERFLOW2
I
Over flow status input from the stream processor
46
WRITE CE
I
Flash write CE Not used (Fixed to at "H" (E3.3V))
47 to 49
DAMP LATCH1
to
DAMP LATCH3
O
Serial data latch pulse signal output to the stream processor
50
DAMP INIT
O
Reset signal output to the stream processor "L": reset
51
DAMP SOFT
MUTE
O
Soft muting on/off control signal output to the stream processor "L": muting on
52
HP_SW
I
Headphone detection signal input terminal
53
HP_MUTE
O
Muting on/off control signal output terminal
54
DSP_SPIDS
O
Device selection signal output to the DSP
55
DSP_RESET
O
Reset signal output to the DSP "L": reset
56
FL_CS
O
Chip select signal output to the fluorescent indicator tube driver
57
DC_DET
I
DC offset detection signal input terminal
58
DIR_RST
O
Reset signal output to the digital audio interface receiver "L": reset
59
DIR_HCE
O
Chip enable signal output to the digital audio interface receiver
60
DIR_ERR
I
PLL lock error signal and data error flag input from the digital audio interface receiver
61
DIR_XSTATE
I
Source clock selection monitor input from the digital audio interface receiver
62
VCC
-
Power supply terminal (+3.3V)
63
MIC/A.CAL SW
I
Audio code detection signal input from the AUDIO IN/A.CAL MIC jack
64
VSS
-
Ground terminal
65
DIAT_XRST
O
Reset signal output to the RF modulator "L": reset
66
DIAT_XSCEN
O
Chip enable signal output to the RF modulator
67
NO USE
O
Not used
68
TUNED
I
Tuning detection signal input from the tuner (FM/AM) "L": tuned
69
ST_CLK
O
Serial data transfer clock signal output to the tuner (FM/AM)
70
ST_DO
I
Serial data input from the tuner (FM/AM)
71
ST_CE
O
Serial chip enable signal output to the tuner (FM/AM)
72
ST_DI
O
Serial data output to the tuner (FM/AM)
73
DSP_INTR
I
Interrupt signal input from the DSP
74
KEY INT
I
Wake up signal input terminal
75
XM_RESET
O
Reset signal output to the XM receiver "L": reset
76
SAT_PCONT
O
Power on/off control signal output terminal "H": power on
77
DIAT_DET
I
Connect detection signal input from the DIAT section
78
SAT_AUDIO_
SEL
O
Data selection signal output terminal for amplifier section
79
DSP_SF_CE
O
Chip enable signal output to the flash memory
80
CLINK_SEL
O
Data selection signal output terminal for DMPORT section
81
LED_LATCH
O
Serial data latch pulse signal output to the LED driver
82, 83
V_SEL0, V_SEL1
O
Video signal input selection signal output terminal
84
IO_CE
O
Serial data latch pulse signal output to the changer control
85
IO_RESET
O
Reset signal output to the changer control "L": reset
86
IO_DI
O
Serial data output to the changer control
95
HCD-HDX900W
Pin No.
Pin Name
I/O
Description
87
IO_DO
I
Serial data input from the changer control
88
IO_CLK
O
Serial data transfer clock signal output to the changer control
89
CLINK_DET
I
Connect detection signal input from the DMPORT1and DMPORT2 jack
90
MONO/ST_DET
I
MONO or STEREO detection signal input terminal
91
DSP_MASTER
I
Master/slave selection signal input terminal "L": DSP is master
92
DESTINATION
I
Setting terminal for the destination
93
MODEL
I
Setting terminal for the model
94, 95
KEY2, KEY1
I
Front panel key input terminal (A/D input)
96
VSS
-
Ground terminal
97
KEY0
I
Front panel key input terminal (A/D input)
98
VREF
-
Reference voltage (+3.3V) terminal
99
VCC
-
Power supply terminal (+3.3V)
100
DIR_HDOUT
I
Read data input from the digital audio interface receiver
96
HCD-HDX900W
MAIN BOARD IC1101 CXD9889R (RF AMP, SERVO DSP, MPEG DECODER)
Pin No.
Pin Name
I/O
Description
1
AGND
-
Ground terminal
2
DVDA
I
AC coupled input path A
3
DVDB
I
AC coupled input path B
4
DVDC
I
AC coupled input path C
5
DVDD
I
AC coupled input path D
6
DVDRFIP
I
AC coupled DVD RF signal input from the optical pick-up block
7
DVDRFIN
I
AC coupled DVD RF signal input terminal Not used
8
MA
I
DC coupled main-beam RF signal input A
9
MB
I
DC coupled main-beam RF signal input B
10
MC
I
DC coupled main-beam RF signal input C
11
MD
I
DC coupled main-beam RF signal input D
12
SA
I
DC coupled sub-beam RF signal input A Not used
13
SB
I
DC coupled sub-beam RF signal input B Not used
14
SC
I
DC coupled sub-beam RF signal input C Not used
15
SD
I
DC coupled sub-beam RF signal input D Not used
16
CDFON
I
CD focusing error negative input terminal Not used
17
CDFOP
I
CD focusing error positive input terminal Not used
18
TNI
I
3 beam satellite PD signal negative input from the optical pick-up block
19
TPI
I
3 beam satellite PD signal positive input from the optical pick-up block
20, 21
MDI1, MDI2
I
Laser power monitor input from the optical pick-up block
22
LDO2
O
Laser diode drive signal output to the optical pick-up block (for DVD)
23
LDO1
O
Laser diode drive signal output to the optical pick-up block (for CD)
24
SVDD3
-
Power supply terminal (+3.3V)
25
CSO
O
Central servo signal output terminal Not used
26
RFLVL
O
RFRP low pass output terminal Not used
27
SGND
-
Ground terminal
28
V2REFO
O
Reference voltage (+2.8V) output terminal Not used
29
V2O
O
Reference voltage (+2V) output to the optical pick-up block
30
VREFO
O
Reference voltage (+1.4V) output terminal
31
FEO
O
Focus error monitor output terminal Not used
32
TEO
O
Tracking error monitor output terminal Not used
33
TEZISLV
O
Slice level of tracking error signal output terminal Not used
34
OPOUT
O
Output from the internal operational amplifier Not used
35
OP_INN
I
Negative input to the internal operational amplifier Not used
36
OP_INP
I
Positive input to the internal operational amplifier Not used
37
DMO
O
Spindle motor control signal output to the motor driver
38
FMO
O
Sled motor control signal output to the motor driver
39
TROPENPWM
O
Loading motor control signal output terminal Not used
40
IOPMON
I
Power monitor terminal
41
TRO
O
Tracking coil control signal output to the coil driver
42
FOO
O
Focus coil control signal output to the coil driver
43
VPLLVSS
-
Ground terminal
44
VPLLCAP
-
Not used
45
VPLLVDD3
-
Power supply terminal (+3.3V)
46
USB_VSS
-
Ground terminal
47, 48
RESERVED
-
Not used
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