Read Sharp XL-HF401PH (serv.man5) Service Manual online
XL-HF401PH
5 – 1
CHAPTER 5. MAJOR PART DRAWING
[1] Function Table Of IC
IC500 RH-IXA336AW00 : Microcomputer IXA336AW00 (1/4)
Pin
No.
No.
NAME
Input/
Output
Type
Description
1
FW_UPD_PRO
Input
CMOS Input /
Output
FIRMWARE UPDATE PROGRESS
P141/PCLBUZ1/INTP7
2
USB_IN
Input
CMOS Input /
Output
USB DETECTION
H : DETACH , L : ATTACH
H : DETACH , L : ATTACH
P140/PCLBUZ0/INTP6
3
CD_RST
Output
CMOS Input /
Output
CD DSP RESET
P120/ANI19
4
CD_SI
Output
CMOS Input /
Output
DATA INPUT TO CD DSP
P45/SO01
5
CD_SO
Input
CMOS Input /
Output
DATA OUTPUT FROM CD DSP
P44/SI01/SDA01
6
CD_SCLK
Output
CMOS Input /
Output
DATA TRANSMISSION/RECEPTION SYNCHRONOUS CLOCK
TO CD DSP
TO CD DSP
P43/SCK01/SCL01
7
NC
Output
CMOS Input /
Output
FIX "L"
P42/TI04/TO04
8
CD_MREQ
Output
CMOS Input /
Output
DATA TRANSMISSION REQUEST TO CD DSP
P41/TI07/TO07
9
TOOL
FLASH . MEMORY . PROGRAM/ I/O DATA FOR DEBUG
P40/TOOL0
10
RESET
RESET INPUT. ACTIVE "L"
CONNECT TO WRITER RESET LINE DURING FLASH
CONNECT TO WRITER RESET LINE DURING FLASH
RESET
11
XCOUT
32.768kHz CRYSTAL (SUB CLOCK)
P124/XT2/EXCLKS
12
XCIN
32.768kHz CRYSTAL (SUB CLOCK)
P123/XT1
13
CD_SREQ
Input
CMOS Input /
Output
DATA TRANSMISSION REQUEST FROM CD DSP
P137/INTP0
14
NC
Input
CMOS Input /
Output
Connect to VSS through resistor
P122/X2/EXCLK
15
NC
Input
CMOS Input /
Output
Connect to VSS through resistor
P121/X1
16
REGC
Connect to VSS through condensor0.471F
REGC
17
VSS
VSS
18
VSS
EVSS0
19
VDD
VDD
20
VDD
EVDD0
21
TUN/DAP_SCL
Output
Nch
TUNER/DAP CLOCK I2C BUS LINE
P60/SCLA0
22
TUN/DAP_SDA
Input /
Output
Nch
TUNER/DAP DATA I2C BUS LINE
P61/SDAA0
23
TUN_RST
Output
Nch
TUNER RESET CONTROL
P62/SCLA1
24
SWF_MUTE
Output
Nch
SUB-WOOFER MUTE CONTROL
H: MUTE ON, L: MUTE OFF
H: MUTE ON, L: MUTE OFF
P63/SDAA1
25
RX_IN
Input
CMOS Input /
Output
REMOCON SENSOR INPUT
P31/TI03/TO03/INTP4
26
DAP_RST
Output
CMOS Input /
Output
DAP RESET CONTROL
H : NORMAL , L : RESET
H : NORMAL , L : RESET
P64/TI10/TO10
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