Pin No.
Mark
I/O
Function
1
IN2
I
Motor Driver 92 Input
2
PC2
I
Turntable Motor Drive Signal
(“L”:ON)
3
IN1
I
Motor Drive (1) Input
4
PC1
-
Traverse Motor Drive Signal
(“L”): ON)
5-8
N.C.
-
No Connection
9
PGND1
-
Ground Connection (1) for Drive
10
PVCC1
-
Power Supply (1) for Drive
11
D1-
O
Motor Drive (1) reverse - action
output
12
D1+
O
Motor Drive (1) forward - action
output
13
D2-
O
Motor Drive (2) reverse - action
output
14
D2+
O
Motor Drive (2) forward - action
output
Pin No.
Mark
I/O
Function
1
LM_1
O
Level Meter
2
D_PORT DET1
I
D-Port DET 1
3
D_PORT DET2
I
D-Port DET 2
4
RDS_DAT
-
No connection
5
RDS_CLK
-
No connection
6
IP_Link
-
No connection
7
F_HOP
O
F_Hop for Digital Amp
8
BYTE
-
External Data Bus Width Select
Input (Connect to Ground)
9
CNVSS
-
Flash Mode Terminal
10
Xcin
-
32.768 kHz Sub Clock
11
Xcout
-
32.768 kHz Sub Clock
12
/RESET
-
/RESET Input (ACTIVE L)
13
Xout
-
10 MHz Main Clock
14
Vss
-
Ground (0V)
15
Xin
-
10 MHz Main Clock
16
Vcc
-
Power Supply (+5V)
17
/NMI
-
Connect to Vcc (+5V)
18
RMT
I
Remote Control Input
19
BLKCK
I
CD Block Clock Input (Inverted)
20
SYNC
I
AC Failure Detect Input
21
D0
O
Serial Output Data
22
DI
I
Serial Input Data
23
S/woofer CS
I
Subwoofer Chip Select
24
SW_LVL1
O
Subwoofer Level Control 1
25
SW_LVL2
O
Subwoofer Level Control 2
26
ASP DAT
O
ASP Data Signal
27
ASP_CLK
O
ASP Clock Signal
28
AK CS
I
Model Chip Select
29
NC
-
No connection
30
PLL_CLK
I/O
Tuner PLL Clock
31
USB_SDA (TxD)
I/O
USB I2C data line (Flash Tx for
On board writer)
32
USB_SCL (RxD)
I/O
USB I2C Clock line (Flash RxD
for On board writer)
33
USB_RST
O
USB Reset Pin.
34
XM_MUTE (BUSY) -
No connection
35
VERR.
O
Verify Error for USB Version up
Using CD
36
XM_RX_IN
-
No connection
37
XM_I2S_RATE
-
No connection
38
TERR
O
Time Out Error for USB Version
Up using CD
39
MUTE_DA
O
Digital Amp Muting Control
40
MUTE_A
O
Audio Muting Control
Pin No.
Mark
I/O
Function
15
D3-
O
Motor Drive (3) reverse - action
output
16
D3+
O
Motor Drive (3) forward - action
output
17
D4-
O
Motor Drive (4) reverse - action
output
18
D4+
O
Motor Drive (4) forward - action
output
19
PVCC2
-
Power Supply (2) for Driver
20
PGND2
-
Ground Connection (2) for Driver
21-24
N.C.
-
No Connection
25
VCC
-
Power Supply terminal
26
VREF
-
Reference Voltage Input
27
IN4
I
Motor Driver (4) Input
28
IN3
I
Motor Driver (3) Input
Pin No.
Mark
I/O
Function
41
EE_CS/EFP/EPM
O
EEPROM Chip Select (Flash
EPM for On board writer)
42
EE_CLK
O
EEPROM CLOCK
43
EE_DAT
I/O
EEPROM DATA
44
XM_DAC_ RESET -
No connection
45
XM_ANT_REV
-
No connection
46
PCONT/EFP/CS
O
Main Transformer Control
Output
47
DCDET
I
DC Detect Input
48
XM_RST
-
No connection
49
XM PCONT
-
No connection
50
STANDBY
O
For Digital AMP 5->0v during
FHOP
51
VOL_LED
O
Volume LED
52
CE
I
Tuner Chip Enable
53
DMT
O
Deck mute at mecha transition.
L=mute OFF, H=mute ON
54
BOTTOM_SW
I
Bottom switch for CRS1
55
UP_SENSOR
I
Up/Down sensor for CRS1
56
PLG
O
Plunger Control
57
Photo
I
Photo (SG mechanism only)
58
MTR
I/O
Deck motor control
(“L” for motor OFF)
59
REC
I/O
H when record circuit is
operating
60
MMOD0
I
Micon Mode Switching for USB
Version Up using CD
61
PAM CS
I
PAM Region Model Chip Select
62
Vcc
-
Power Supply (+5V)
63
H.Bass LED
O
H.Bass LED Drive
64
Vss
-
Ground (0V)
65
D-PORT R-SKIP
-
No connection
66
D-PORT F-SKIP
-
No connection
67
D-PORT_STOP
-
No connection
68
D-PORT_RES2
-
No connection
69
D-PORT_RES1
-
No connection
70
FL_CS
O
FL Driver Chip Select
71
FL_DOUT
O
Serial Data To FL Driver
72
FL_CLK
O
Serial Clock To FL Driver
73
VOL LED CS
I
VOL LED Chip Select
74
USB_REQ
I
USB Request.
75
STATUS
I
CD Servo LSI Status Input
76
MLD
I/O
CD Command Load Output
77
MDATA_OUT
I/O
CD Command Data Output
78
MCLK
I/O
CD Command Clock Output
22.2. IC7002 (BA5948FPE2) IC 4CH Drive
22.3. IC2801 (C2CBYY000423) System Microprocessor
89
SA-AK750PL
Содержание SA-AK750PL
Страница 8: ...8 SA AK750PL ...
Страница 11: ...6 Accessories Remote Control FM Antenna Wire AC Cord AM Loop Antenna 11 SA AK750PL ...
Страница 13: ...13 SA AK750PL ...
Страница 15: ...With reference to page 15 of the operating instruction manual 15 SA AK750PL ...
Страница 16: ...With reference to page 16 of the operating instruction manual 16 SA AK750PL ...
Страница 27: ...10 3 Main Parts Location 27 SA AK750PL ...
Страница 39: ...10 17 1 Replacement of Pinch Roller and Head Block 39 SA AK750PL ...
Страница 40: ...10 17 2 Replacement of Motor Capstan Belt A Capstan Belt B and Winding Belt 40 SA AK750PL ...
Страница 46: ...12 4 Checking and Repairing of Power P C B 46 SA AK750PL ...
Страница 48: ...48 SA AK750PL ...
Страница 52: ...15 3 Power P C B Transformer P C B 15 4 Panel P C B 52 SA AK750PL ...
Страница 53: ...15 5 Main P C B 53 SA AK750PL ...
Страница 54: ...15 6 Deck P C B 15 7 Waveform Chart 54 SA AK750PL ...
Страница 56: ...56 SA AK750PL ...
Страница 64: ...SA AK750PL 64 ...
Страница 66: ...66 SA AK750PL ...
Страница 86: ...SA AK750PL 86 ...
Страница 91: ...23 Exploded Views 23 1 Cabinet Parts Location SA AK750PL 91 ...
Страница 92: ...SA AK750PL 92 ...
Страница 93: ...23 2 Deck Mechanism Parts Location RAA4403 S SA AK750PL 93 ...
Страница 94: ...23 3 Packaging SA AK750PL 94 ...