DOWNLOAD Sharp XL-DAB227NH (serv.man4) Service Manual ↓ Size: 13.25 MB | Pages: 112 in PDF or view online for FREE

Model
XL-DAB227NH (serv.man4)
Pages
112
Size
13.25 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System
File
xl-dab227nh-sm4.pdf
Date
PREV: Sharp XL-DAB227NH (serv.man3) Service Manual

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XL-DAB227NH
8 – 8
IC301  RH-IXA221AW00 : DAB Microcomputer ( 2/3 )
Pin
No.
NAME
INPUT / 
OUTPUT
FORM
SOFT
PULLUP
FUNCTION OUTLINE
PORT_TYPE
33
DAB TX
INPUT
CMOS INPUT
/ OUTPUT
Seri(UART) Communication for DAB Module
TX SIGNAL
P14/RXD6
34
DAB RX
OUTPUT 
CMOS INPUT
/ OUTPUT
Seri(UART) Communication for DAB Module
RX SIGNAL
P13/TXD6
35
DAB_SO
OUTPUT 
CMOS INPUT
/ OUTPUT
Seri Communication for SYS MICOM
DATA OUT
P12/SO10
36
DAB_SI
INPUT
CMOS INPUT
/ OUTPUT
Seri Communication for SYS MICOM
COMMAND IN
P11/SI10/RXD0
37
DAB_SCK
OUTPUT 
CMOS INPUT
/ OUTPUT
Seri Communication for SYS MICOM
CLK OUT
P10/SCK10/TXD0
38
AVREF
CMOS INPUT
/ OUTPUT
SW +3.3V
AVREF
39
GND
CMOS INPUT
/ OUTPUT
GND
AVSS
40
NO USE
INPUT / 
OUTPUT
CMOS INPUT
/ OUTPUT
P27/ANI7
41
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P26/ANI6
42
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P25/ANI5
43
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P24/ANI4
44
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P23/ANI3
45
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P22/ANI2
46
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P21/ANI1
47
DEST
ADIN
CMOS INPUT
/ OUTPUT
Classifiction for each model
This model is fix low.
P20/ANI0
48
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P130
49
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P03
50
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P02
51
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P01/TI010/TO00
52
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
P00/TI000
XL-DAB227NH
8 – 9
IC301  RH-IXA221AW00 : DAB Microcomputer ( 3/3 )
Figure 8-3 BLOCK DIAGRAM OF IC
NO USE
NO USE
NO USE
NO USE
NO USE
DEST
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
52
51
50
49
48
47
46
45
44
43
42
41
40
P00/
TI
000
P01/
TI
010/
T
O0
0
P02
P03
P130
P20/
ANI
0
P21/
ANI
1
P22/
ANI
2
P23/
ANI
3
P24/
ANI
4
P25/
ANI
5
P26/
ANI
6
P27/
ANI
7
NO USE
1
P140/PCL/INT P6
AVSS 39
GND
NO USE
2
P120/INT
P0/EXLVI
AVREF 38
AVREF
NO USE
3
P41
P10/SCK10/TXD0
37
DAB_SCK
NO USE
4
P40
P11/SI10/RXD0 36
DAB_SI
DAB_RST
5
RESET
P12/SO10
35
DAB_SO
NO USE
6
P124/XT2/EXCLK
S
P13/TXD6
34
DAB RX
NO USE
7
P123/XT1
P14/RXD6 33
DAB TX
FLMDO
8
FLMDO
P15/TOH0
32
NO USE
X in
9
P122/X2/EXCLK
P16/TOH0/INTP5 31
DAB_EN
X out
10 P121/X1
P17/TI50/TO50 30
NO USE
REGC
11 REGC
P30/INTP1 29
TUN_FUNC
GND
12 VSS
P31/INTP2 28
NO USE
VDD
13 VDD
P32/INTP3 27
NO USE
P60/
SCL0
P61/
SDA0
P62/
EXSCL0
P63
P33/
TI
51/
TO
51
/IN
T
P
4
P77/
KR7
P76/
KR6
P75/
KR5
P74/
KR4
P73/
KR3
P72/
KR2
P71/
KR1
P70/
KR0
14
15
16
17
18
19
20
21
22
23
24
25
26
NO USE
NO USE
NO USE
NO USE
DAB_SI
DAB_SO
DAB_SCK
CP_SCL
CP_SDA
CP_n RESET
FLASH_EPM
DAB_EN
DAB_RST
IXA221AW00
XL-DAB227NH
8 – 10
IC701  RH-IXA203AW00 : System Microcomputer ( 1/5 )
Pin
No.
NAME
INPUT / 
OUTPUT
FORM
SOFT
PULLUP
FUNCTION OUTLINE
PORT_TYPE
1
NO USE
OUTPUT
CMOS INPUT
/ OUTPUT
OFF
Fix "L"
P96/ANEX1
2
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
Fix "L"
P95/ANEX0
3
VOL_DATA
OUTPUT 
CMOS INPUT
/ OUTPUT
COMMUNICATION WITH NJU7391 DATA OUTPUT
P94
4
VOL_CLK
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
COMMUNICATION WITH NJU7391 CLOCK
OUTPUT
P93
5
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
Fix "L"
P92/TB2IN
6
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
Fix "L"
P91/TB1IN
7
VOL_LATCH
OUTPUT 
CMOS INPUT
/ OUTPUT
COMMUNICATION WITH NJU7391 LATCH OUTPUT
P90/TB0IN
8
BYTE
INPUT INPUT  -
EXTERNAL BUS. JOINT TO VSS IF NO USE
BYTE
9
CNVSS
INPUT INPUT  -
USED IN SINGLE MODE. CONNECT TO VSS
THROUGH PULL DOWN RESISTOR. EXCLUSIVE
USE FOR VCC DURING FLASH WRITING.
CNVSS
10
XCIN
INPUT 
CMOS INPUT
/ OUTPUT
OFF
32.768kHz X'talSUB-CLOCK
P87/XCIN
11
XCOUT
OUTPUT 
CMOS INPUT
/ OUTPUT
32.768kHz X'talSUB-CLOCK
P86/XCOUT
12
RESET
INPUT INPUT  -
RESET INPUT. ACTIVE "L"
CONNECT TO WRITER RESET LINE DURING
FLASH.
RESET
13
X_OUT
OUTPUT 
CMOS
OUTPUT
-
MICOM STANDARD OSCILLATION OUTPUT
CONNECT TO 9.8MHz CERAMIC OSCILLATOR
XOUT
14
GND
-
-
-
CONNECT TO GND.
VSS
15
X_IN
INPUT 
CMOS
INPUT
-
MICOM STANDARD OSCILLATION INPUT
CONNECT TO 9.8MHz CERAMIC OSCILLATOR
XIN
16
VCC
-
-
-
SUPPLY INPUT TO MICOM3.3V
BACK-UP POWER SUPPLY
VCC1
17
NMI
INPUT 
CMOS
INPUT
-
CONNECT TO VCC THROUGH PULL UP
RESISTOR. (SET FOR FLASH)
P85/NMI
18
P-IN
INPUT 
CMOS INPUT
/ OUTPUT
OFF
POWER FALURE DETECTION. JUDGE
AS POWER 
FAILURE IF FAIL TO DETECT
EDGE WITHIN 90 msec.
P84/INT2
19
OSC
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
OSCILLATOR FREQUENCY ADJUSTMENT. SET
FOR H = 415kHz, L = 375kHz
P83/INT1
20
RX_IN
INPUT 
CMOS INPUT
/ OUTPUT
REMOCON IN (SHARP FORMAT)
P82/INT0
21
AMP DET
INPUT 
CMOS INPUT
/ OUTPUT
POWER IC ABNORMAL DETECT ABNORMAL = L
P81
22
AMP MUTE
OUTPUT 
CMOS INPUT
/ OUTPUT
AMP MUTE CONTROL L: MUTE OFF, H: MUTE ON
P80
23
AMP ON/OFF
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
AMP ON/OFF CONTROL L: OPERATING MODE,
H: STANDBY MODE
P77
24
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
Fix "L"
P76
25
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
Fix "L"
P75/TA2IN
26
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
Fix "L"
P74/TA2OUT
27
IPOD_DETECT
INPUT 
CMOS INPUT
/ OUTPUT
OFF
L:IPOD INSERT
H:W/O IPOD
P73/CTS2/RTS2/TA1IN
28
FLD RESET
OUTPUT 
CMOS INPUT
/ OUTPUT
FL DRIVER RESET CONTROL
P72/CLK2/TA1OUT
29
IPOD_TXD
INPUT
Nch open
-
IPOD COMMUNICATION DATA IN
P71/RXD2/SCL2/TA0IN/TB5IN
30
IPOD_RXD
OUTPUT Nch 
open
-
IPOD COMMUNICATION DATA OUT
P70/TXD2/SDA2/TA0OUT
XL-DAB227NH
8 – 11
IC701  RH-IXA203AW00 : System Microcomputer ( 2/5 )
Pin
No.
NAME
INPUT / 
OUTPUT
FORM
SOFT
PULLUP
FUNCTION OUTLINE
PORT_TYPE
31
FLD DATA/FLASH_TXD
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
COMMUNICATION WITH FL DRIVER 
( DATA OUT TO FLASH WRITER.)
P67/TXD1/SDA1
32
FLASH_RXD
OUTPUT 
CMOS INPUT
/ OUTPUT
INPUT DATA FROM FLASH WRITER
P66/RXD1/SCL1
33
FLD SCK/FLASH_SCLK
OUTPUT 
CMOS INPUT
/ OUTPUT
COMMUNICATION WITH FL DRIVER. CLOCK
OUTPUT ( INPUT CLOCK  FROM FLASH WRITER. )
P65/CLK1
34
FLD CS/FLASH_BUSY
OUTPUT 
CMOS INPUT
/ OUTPUT
COMMUNICATION WITH FL DRIVER. Chip Select
( BUSY OUTPUT TO FLASH WRITER. BUSYH)
P64/CTS1/RTS1/CTS0/CLKS1
35
DAB_SI
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
DAB SUB-MICOM DATA OUTPUT
P63/TXD0/SDA0
36
DAB_SO
INPUT 
CMOS INPUT
/ OUTPUT
DAB SUB-MICOM DATA INPUT
P62/RXD0/SCL0
37
DAB_SCK
INPUT 
CMOS INPUT
/ OUTPUT
DAB SUB-MICOM CLOCK INPUT
P61/CLK0
38
CP_SCL
OUTPUT 
CMOS INPUT
/ OUTPUT
IPOD CO-PROCESSOR I2C COMMUNICATION
CLOCK
P60/CTS0/RTS0
39
CP_SDA
INPUT / 
OUTPUT
CMOS INPUT
/ OUTPUT
OFF
IPOD CO-PROCESSOR I2C COMMUNICATION DATA
P57/CLKOUT
40
CP_nRESET
OUTPUT 
CMOS INPUT
/ OUTPUT
IPOD CO-PROCESSOR RESET
P56
41
FLASH_EPM
INPUT 
CMOS INPUT
/ OUTPUT
CONNECT TO  VSS THROUGH PULL DOWN
P55
RESISTOR (SET FLASH WRITING) 
42
DAB_EN
OUTPUT 
CMOS INPUT
/ OUTPUT
DAB SUB-MICOM ENABLE OUTPUT
P54
43
DAB_RST
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
DAB SUB-MICOM RESET OUTPUT
P53
44
TUN_MUTE
INPUT 
CMOS INPUT
/ OUTPUT
DAB SUB-MICOM TUNER MUTE INPUT
P52
45
TUN_SCAN
INPUT 
CMOS INPUT
/ OUTPUT
DAB SUB-MICOM TUNER SCAN INPUT
P51
46
FLASH CE
INPUT 
CMOS INPUT
/ OUTPUT
FLASH CHIP ENABLE
P50
47
TUN_FUNC
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
DAB SUB-MICOM FUNCTION START OUTPUT
P47
48
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
Fix "L"
P46
49
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
Fix "L"
P45
50
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
Fix "L"
P44
51
HP_MUTE
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
HEADPHONE MUTE CONTROL
L:ON,   H:OFF
P43
52
HP_SW
INPUT 
CMOS INPUT
/ OUTPUT
HP DETECT SW
L:HP_Out,   H:HP_In
P42
53
OPEN_SW
INPUT 
CMOS INPUT
/ OUTPUT
TRAY OPEN SWITCH DETECTION
P41
54
CLOSE_SW
INPUT 
CMOS INPUT
/ OUTPUT
TRAY CLOSE SWITCH DETECTION
P40
55
AC_RLY
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
AC RELAY CONTROL
P37
56
TRY_M+
OUTPUT 
CMOS INPUT
/ OUTPUT
CHANGER TRAY MOTOR+
P36
57
TRY_M-
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
CHANGER TRAY MOTOR-
P35
58
MOT_SPEED
OUTPUT 
CMOS INPUT
/ OUTPUT
CHANGER TRAY MOTOR SPEED CONTROL
L:HIGH SPEED,   H:LOW SPEED
P34
59
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
OFF
Fix "L"
P33
60
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
Fix "L"
P32
61
NO USE
OUTPUT 
CMOS INPUT
/ OUTPUT
Fix "L"
P31
62
VCC
-
-
-
MICOM SUPPLY INPUT (3.3V)
BACK-UP POWER SUPPLY
VCC2
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