LG RHT497H Service Manual page 126

• Pin Table
Pin
Pin Name
Number
1 AVSSDRC
AIDENV
2
WBLDIF
3 REFMDLA
4 AVDD_RX Power supply Power supply Analog power supply (3.3V)
5 AVSS_RX
6 AVSS_TX
7 AVDD_TX Power supply Power supply Analog power supply (3.3V)
MSTPOL
8 TRCDATA 1
P17
MASTER
9
P23
10 NRESET
11 HDD7
12 HDD8
13 HDD6
14 HDD9
15 VSS
16 VDD3 Power supply Power supply I/O pad VDD (3.3V)
17 HDD5
18 HDD10
19 HDD4
20 HDD11
21 HDD3
22 HDD12
23 HDD2
24 HDD13
25 VDD3 Power supply Power supply I/O pad VDD (3.3V)
26 VSS
27 HDD1
28 HDD14
29 HDD0
30 HDD15
31 DMARQ
32 NIOWR
33 NIORD
34 IORDY
35 NDMACK
Connection
I/O
Target
GND GND
I FEP
O Cap
GND GND
GND GND
-
I/O -
-
HOST
I/O
-
I HOST
I/O HOST
I/O HOST
I/O HOST
I/O HOST
GND GND
I/O HOST
I/O HOST
I/O HOST
I/O HOST
I/O HOST
I/O HOST
I/O HOST
I/O HOST
GND GND
I/O HOST
I/O HOST
I/O HOST
I/O HOST
O HOST
I/O HOST
I/O HOST
O HOST
I HOST
Description
DRC analog Vss
TE signal for DVD-RAM
ADIP detector signal input
Analog-to-digital converter reference voltage for ADIP
Analog ground
Analog ground
MASTER pin polarity switch
Trace data 1
General-purpose I/O (GIO/PWM1)
ATAPI master/slave signal
General-purpose I/O (GIO/TxD0/PWM0)
ATAPI reset signal
ATAPI data I/O
ATAPI data I/O
ATAPI data I/O
ATAPI data I/O
Digital Vss
ATAPI data I/O
ATAPI data I/O
ATAPI data I/O
ATAPI data I/O
ATAPI data I/O
ATAPI data I/O
ATAPI data I/O
ATAPI data I/O
Digital Vss
ATAPI data I/O
ATAPI data I/O
ATAPI data I/O
ATAPI data I/O
DMA request to ATAPI host
ATAPI host write signal
ATAPI host read signal
Ready signal to ATAPI host
ATAPI host DMA acknowledge signal
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