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5
7.2 PARTS
QQ
7.2.1 IC
3 7 63 1515 0
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
• List of IC
PDC113A, PT6302LQ-003
PDC113A (AF ASSY : IC5501)
• System Control Microcomputer
Pin Functions
No.
Mark
1
PA3/WR#
2
PA4/RD#
3
PA5/RS
4
P70 / INT0 / T0LCP / AN8
5
P71 / INT1 / T0HCP / AN9
6
P72 / INT2 / T0IN
7
P73 / INT3 / T0IN
8
RES#
9
XT1 / AN10
10
XT2 / AN11
11
VSS1
12
CF1
13
CF2
14
VDD1
15
P80 / AN0
TE
L 13942296513
16
P81 / AN1
17
P82 / AN2
18
P83 / AN3
19
P84 / AN4
20
P85 / AN5
21
P86 / AN6
22
P87 / AN7
23
P10/SO0
24
P11 / SI0 / SB0
25
P12 / SCK0
26
P13 / SO1
27
P14 / SI1 / SB1
28
P15 / SCK1
29
P16/T1PWML
30
P17/T1PWMH/BUZ
31
PE0
32
PE1
33
PE2
34
PE3
35
PE4
36
PE5
37
PE6
38
PE7
www
39
VSS4
40
VDD4
.
5
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6
Pin Name
DVDON/OFF
HPDET
NC
ACPULSE
NC
NC
REMOCON
XRESET
XT1
XT2
VSS1
CF1
CF2
VDD1
SIMUKE
MODEL
VDET
KEY1
KEY2
VOLJOG
NC
XPROTECT
SDATA
MDATA
SCLK
SR+Tx
SR+Rx
NC
SYSCS2
SYSCS1
XHPMUTE
XRECMUTE
XMUTEC
RYR
RYFSC
(3/5 CONVERT)
TIMERLED
(LEVELSHIFT)
VSS4
x
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u163
y
VDD4
i
6
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7
2 9
8
I/O
O
Control power supply for DVD module
I
Detection of the headphone insertion
O
NC
I
AC PULSE input (Interruption)
O
NC
O
NC
I
REMOCON signal input (Interruption)
µ-com reset input
I
−
(When this port is not used, please connect VDD)
−
(When this port is not used, please set open)
−
−
−
−
I
Destination distinction input
Q Q
3
6 7
1 3
1 5
I
model distinction input
I
DVD 3.3V detection input
I
Key1 input
Key2 input
I
I
Volume JOG Key
I
NC
O
Protection and Fan Error detection input
O
System bus data output (AMP side output)
I
System bus data input (AMP side input)
I
System bus clock input
O
UART Tx of SR+ function
I
UART Rx of SR+ function
O
NC
O
Chip select 2 for system bus
O
Chip select 1 for system bus
O
HP MUTE ON/OFF
O
REC OUTPUT MUTE ON/OFF
O
Cch MUTE ON/OFF
O
REAR RELAY ON/OFF
O
FRONT/SW/CENTER RELAY ON/OFF
O
3/5V convert control for SR+ function
O
Control TIMER LED
O
VOL 0 - 5 : H
co
.
XV-HTD640
7
8
9 4
2 8
Function
0 5
8
2 9
9 4
2 8
m
9 9
A
B
C
9 9
D
E
F
135
8
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Troubleshooting
