Sony Esprit TAV-L1, Service Manual

Page: 137 / 210

137
TAV-L1
Pin No.
Pin Name
I/O Description
45 PANEL5V_ON/OFF O Power supply on/off control signal output for panel5V power "H": power on
46 /CE I Chip enable signal input terminal Not used
47 DRIVE_RST (EN) O Reset signal output to the power amplifier "L": reset
48
DRIVE_OCP
(DIAG)
I
Shut down detection signal input from the power amplifier "L": shut down
49
OVERFLOW1
I Over flow status detection signal input stream processor
50 OVERFLOW2 I Over flow status detection signal input stream processor
51
DAMP LATCH1
O
Chip select signal output to the stream processor "H" active
52
DAMP LATCH2
O
Chip select signal output terminal Not used
53 DAMP LATCH3 O Chip select signal output to the stream processor "H" active
54
DAMP INIT
O
Reset signal output to the stream processor "L": reset
55
DAMP SOFT
MUTE
O Soft muting on/off control signal output to the stream processor "L": muting on
56 NO USE O Not used
57 SELF1S O SA-CD/others selection signal output terminal "L": others, "H": SA-CD
58
DSP_ACK I Acknowledge signal input from the DSP "L" active
59 DSP_GP9 I Read ready signal input from the DSP
60
DSP_XRST O Reset signal output to the DSP "L": reset
61
DSP_HCE O
Chip enable signal output to the DSP "L" active
62 VCC - Power supply terminal (+3.3V)
63
DSP_BST O Boot strap signal output to the DSP "H" active
64 VSS - Ground terminal
65 DSP_PM O PLL initialize signal output to the DSP "L" active
66
DIR RST O Reset signal output to the digital audio interface receiver "L": reset
67
DIR HCE O Chip enable signal output to the digital audio interface receiver "H" active
68 DIR RERR I PLL lock error signal and data error flag input from the digital audio interface receiver
69
DIR XSTATE I Source clock selection monitor input from the digital audio interface receiver
70
DIR HDOUT I Read data input from the digital audio interface receiver
71 DSP_SKIP O Write signal output to the DSP
72
AD_RST O Reset signal output to the A/D converter "L": reset
73 POWER1 O Power supply on/off control signal output terminal for TV main power "H": power on
74 KEY INT I Key wake up signal input terminal
75 RDS-CLK I RDS serial data transfer clock signal terminal Not used
76 RDS-DATA I
RDS serial data input terminal Not used
77 PLL-CLK O
PLL serial data transfer clock signal output to the tuner unit (FM)
78 PLL-DO I PLL serial data input from the tuner unit (FM)
79 PLL-CE
O PLL serial chip enable signal output to the tuner unit (FM)
80 PLL-DI O
PLL serial data output to the tuner unit (FM)
81 HAND_PUSH I Disc in/out detection switch input terminal
82
TV_PROTECT
O
TV protect on/off request signal output to the TV system controller "L": protect on
83
KEY3
I
Upper panel key input terminal (A/D input)
84 SUB_RESET O Reset signal output to the sub system controller "L": reset
85 TUNED I
Tuning detection signal input from the tuner unit (FM) "L": tuned
86 IO_CLK O
Serial data transfer clock signal output to the I/O expander
87 IO_DO I Serial data input from the I/O expander
88 IO_DI O
Serial data output to the I/O expander
89 IO_CE O
Chip enable signal output to the I/O expander "L" active
90 IO_RST O Reset signal output to the I/O expander "L": reset