24
HTP-072
1
2
3
4
A
B
C
D
E
F
1
2
3
4
5.3 IC INFORMATION
• Pin Function
(M3030RFGPFP_256k)(CPU Assy: IC2023)
MAI
N
UCOM
No.
Symbol
I/O
Description
1
A_MUTE
O
Audio output control pins at Mute Tr (active at L)
2
DC/DC_O
N
2
O
Control pin DC/DC IC +5V (on: H)
3
F_RLY
O
Tr driven control pins at the Front speaker output relay. (active at H)
4
S_RLY
O
Tr driven control pins at the Surround speaker output relay. (active at H)
5
C_RLY
O
Tr driven control pins at the Center speaker output relay.(active at H)
6
AC_VOLT_DET
N
ot used
7
RMC
I
Remote control signal input pin
8
G
N
D
Ground
9
C
N
VSS_UP
I
Switches processor mode
10
24C16_SDA
I/O
Data signal input & output for data backup of MAI
N
UCOM
11
24C16_SCL
O
Clock signal output for data backup of MAI
N
UCOM
12
RESET
I
Microcomputer reset signal input pin (active at L)
13
XOUT
O
Output for 16 MHz crystal
14
G
N
D
Ground
15
XI
N
I
Input for 16 MHz crystal
16
3V3
+3.3 V power supply
17
N
MI
Pull up
18
TU
N
ER_I
N
T
I
Tuner Interrupt signal input pin
19
PD
N
O
Output for MAI
N
UCOM power down
20
OSD/FLT_DATA
O
OSD or FLT Data pin
21
_CTL
O
Power control pin mute B+
22
VIDEO_MUTE
O
Output for video IC MUTE condition
23
HP_DET
I
Monitoring the input pin headphone connection
24
OSD_CE
O
OSD IC enable signal output and UPGRADE pin
25
V5+V_DET
I
Detection pin V+5V protection (
N
ot used)
26
V_CTL_A
O
IC control signal A output pin for selecting the video input
27
V_CTL_B
O
IC control signal B output pin for selecting the video input
28
OSD/FLT_CLK
O
OSD & FL drive IC output pin of the Clock
29
N
C
O
N
ot used
30
N
C
O
N
ot used
31
232_RX/U_TX
O
Output for Upgrade (UART)
32
232TX/U_RX
I
Input for Upgrade (UART)
33
SCLK_JTAG
I
Serial clock input and Protection pin
34
BUSY_JTAG
O
Output for JTAG BUSY/TRIGER1_O
N
/OFF SIG
N
AL
35
3959_SDA
I/O
MFI IC DATA signal
36
3959_SCL
I/O
MFI IC CLK signal
37
PULL_DOW
N
PULL_DOW
N
38
HDMI_3V3_O
N
O
Control pin HDMI IC +3.3V (on: H)
39
OSD_RESET
O
OSD IC reset signal output pin
40
TU
N
ER_SCLK
O
Clock signal output for Tuner Pack
41
EPM_UP
I
UPGRADE
42
TU
N
ER_SDIO
I/O
Data signal input & output for Tuner Pack
43
TU
N
ER_SE
N
O
Output for Tuner Pack Serial Enable Input (active at L)
44
TU
N
ER_RST
O
Output to reset Tuner Pack (active at L)
45
D+3.3V_O
N
O
Control pin DSP IC +3.3V (on: H)
46
U_CE
O
OSD IC enable signal output and UPGRADE pin
47
3959_PWR
O
MFI IC Power control pin
48
3959_RESET
O
MFI IC reset signal
49
VOL_DATA
O
Data signal output for R2A15219 (I2C)
50
VOL_CLK
O
CLK signal output for R2A15219 (I2C)
Summary of Contents for HTP-072
Page 9: ...9 HTP 072 5 6 7 8 5 6 7 8 A B C D E F ...
Page 73: ...73 HTP 072 5 6 7 8 5 6 7 8 A B C D E F ...
Page 80: ...80 HTP 072 1 2 3 4 A B C D E F 1 2 3 4 C SIDE B CP2001 CP2000 Q2043 Q2041 IC2018 Q2038 ...
Page 81: ...81 HTP 072 5 6 7 8 5 6 7 8 A B C D E F C C D MAIN ASSY SIDE B CP2003 CP2006 CP2005 CP2200 ...
