Sony HCD-SA30 Service Manual page 80

HCD-SA30
• IC501 μPD703260YGF-S01-JBT-A (SYSTEM CONTROLLER)(UCOM BOARD)
Pin No. Pin Name
1 UNREG MONITOR
2 VDD MONITOR
3 AVREF0
4 AVSS
5 (NO USE)
6 FL STB
7 AVREF1
8 3.3V ON/OFF
9 AC ON/OFF
10 IC
11 VDD
12 REGC
13 VSS
14 X1
15 X2
16 RESET
17 XT1
18 XT2
19 LOD_POSI
20 RM_INT
21 KEY INT
22 (CAN'T USE)
23 AC_CUT
24 LOD_NEG
25 IN SW
26 OUT SW
27 FL DATA
28 SIRCS
29 FL_CLK
30 CONTROL1
31 HP/MIC MODE
32 HP MUTE
33 DAMP INIT
34 DAMP NS MUTE
35 EVSS
36 EVDD
37 I2C DATA
38 I2C CLK
39 DAMP LAT1
40 DAMP LAT2
41 DAMP LAT3
42 DAMP EN
43 DAMP SCDT
44 DAMP SHIFT
45 DAMP DIAG
46 DVD MUTE REQ
47 DVD SYS RESET
48 DSP XRST
49 DSP HCE
50 DSP BST
80
I/O
I Monitoring voltage input for protecting power block
I Monitoring voltage input for protecting power block
— Analog reference voltage for A/D converter
— Ground terminal (analog)
O Not used
O Strobe signal output to the FL driver (IC802)
— Analog reference voltage for D/A converter
O 3.3V power control signal output for DVD
O Power supply and relay control signal output
— Flash programing mode terminal
— Power supply terminal
— Regulator control terminal (connected to the capacitor)
— Ground terminal
I Main oscillator signal input
O Main oscillator signal output
— System reset signal input
I Sub oscillator signal input (for clock)
O Sub oscillator signal output (for clock)
O Loading motor control signal output (open action)
I Wakeup signal input from ECO mode by sircs input
I Wakeup signal input from ECO mode by key input
I Not used
I AC-CUT detection signal input (primary power off)
O Loading motor control signal output (close action)
I Switch (CD tray position) signal input (tray in)
I Switch (CD tray position) signal input (tray out)
O Data output to the FL driver (IC802)
I SIRCS signal input from the remote sensor (IC801)
O Clock output to the FL driver (IC802)
O Not used
O Relay control signal output for select headphone or MIC (not used)
O Muting control signal output for the headphone signal
O Reset signal output to the stream processors
O NSP muting signal output to the stream processors
— Ground terminal (port)
— Power supply terminal (port)
I I2C data input
I I2C clock input
O Chip select signal output to the stream processor (IC300)
O Chip select signal output to the stream processor (IC301)
O Chip select signal output to the stream processor (IC302)
O Enable signal output to the power drivers
O Data output to the stream processors
O Clock output to the stream processors
I DIAG signal input from the power drivers
I Muting request signal input from the DVD system processor (IC207)
O Reset signal output to the DVD system processor (IC207)
O Reset signal output to the DSP (not used)
O Chip enable signal output to the DSP (not used)
O Bootstrap signal output to the DSP (not used)
Description