Panasonic CX-CS9280D Service Manual ▷ View online
5 BLOCK DIAGRAM
5.1. MPEG Block
5
CX-CS9280D
5.2. CD Deck Main / Servo Block
6
CX-CS9280D
6.1. MPEG Block
U03 : YEAMP87C52UBAA
Pin
No.
No.
Port
Descriptions
I/O
Vol.
(V)
1
-
No connection
-
-
2
HFD
CD-DSP LSI (U01) detection
O
5.0
3
IRDAT
Remote In signal
I
5.0
4
MCK
CD-DSP LSI (U01) data clock
O
5.0
5
R_W
CD-DSP LSI (U01) data read/write
cont.
cont.
O
5.0
6
MSD
CD-DSP LSI (U01) data in/out
I/O
5.0
7
MLA
CD-DSP LSI (U01) latch clock
O
0
8
ACLR
CD-DSP LSI (U01) reset
O
2.5
9
C_RST
MPEG Decoder LSI (U04) reset
O
2.4
10
RST
MCU (U03) reset
I
0
11
HDT
MCU (U03) data in/out
I/O
0
12
-
No connection
-
-
13
HCK
MCU (U03) clock
O
5.0
14
HINT
MCU (U03) interrupt
I
5.0
15
SBQS
CD-DSP LSI (U01) interrupt
I
5.0
16
-
No connection
-
-
17
HSEL
MPEG Decoder LSI (U04)
address/data selection
address/data selection
O
5.0
18
HRDY
MPEG Decoder LSI (U04) ready
I
5.0
19
-
No connection
-
-
20
XTAL2
Not used
-
-
21
XTAL1
MCU (U03) clock input
I
1.8
22
GND
Ground
-
0
23
-
No connection
-
-
24
-
No connection
-
-
25
Y-CDI
Not used
-
-
26
Y-SCK
Not used
-
-
27
Y-CS
Not used
-
-
28
EE_DO
EEPROM data output
I
0
29
EE_DI
EEPROM data in
I
0
30
EE_CLK
EEPROM data clock
I
0
31
EE_CS
EEPROM chip selection
I
0
32
-
No connection
-
-
33
-
No connection
-
-
34
-
No connection
-
-
35
EA
MCU (U03) interrupt POM selection
I
5.0
36
SW1
Karaoke off time selection
I
5.0
37
SW0
Logo select input
I
0
38
Y-IC
Not used
-
-
39
Y-CDO
Not used
-
-
40
AMUTE
Sound mute
O
5.0
41
-
No connection
-
-
42
-
No connection
-
-
43
-
No connection
-
-
44
VCC
+5V power supply
-
5.0
6.2. CD Deck Main Block
IC601 : C2BBGE000324
Pin
No.
No.
Port
Descriptions
I/O
Vol.
(V)
1
P15/ANI15
(Connecting to ground)
-
0
2
P16/ANI16
(Connecting to ground)
-
0
3
P17/ANI17
(Connecting to ground)
-
0
4
AVSS
Ground
-
0
5
P130/AN00
(Connecting to ground)
-
0
6
P131/AN01
(Connecting to ground)
-
0
7
AVREF1
+5V power supply
-
5.0
8
P70/SI2/RX
D
D
(Connecting to ground)
-
0
9
P71/SO3/TX
D
D
(Connecting to ground)
-
0
10
R72/SCK2/A
SCK
SCK
(Connecting to ground)
-
0
11
SUBQ
Q-code data
I
0
12
P21/S01
(Connecting to ground)
-
0
13
SQCK
Q-code data
O
5.0
14
P23/STB
(Connecting to ground)
-
0
15
P24/BUSY
(Connecting to ground)
-
0
16
P25/SI0/SB
0
0
(Connecting to ground)
-
0
17
P26/SO0/SB
1
1
(Connecting to ground)
-
0
18
P27/SCK0
(Connecting to ground)
-
0
19
P40/AD0
(Connecting to ground)
-
0
20
P41/AD1
(Connecting to ground)
-
0
21
P42/AD2
(Connecting to ground)
-
0
22
P43/AD3
(Connecting to ground)
-
0
23
P44/AD3
(Connecting to ground)
-
0
24
P45/AD4
(Connecting to ground)
-
0
25
ERR OUT
(Connecting to ground)
-
0
26
P47/AD7
(Connecting to ground)
-
-
27
PHO ON
Photo sensor cont.
O
5.0
28
ELVM FWD
Elevator motor control
O
0
29
ELVM REV
Elevator motor control
O
0
30
/ACC ON
ACC on signal
O
0
31
LAN MUTE
LAN mute
O
0
32
P55/A13
(Connecting to ground)
-
0
33
VSS
Ground
-
0
34
(NC)
No connection
-
-
35
POWER ON
Power on/off
O
5.0
36
P60
(Connecting to ground)
-
0
37
AV ON
Audio output control
O
5.0
38
ELV2.5 SW
(Connecting to ground)
-
0
39
P63
(Connecting to ground)
-
0
40
SPEED 1/2
Elevator motor speed control
O
5.0
41
TEST
CLK
IN
(+5V pull up)
-
5.0
42
TEST
CLK
OUT
(+5V pull up)
-
5.0
43
TEST DATA
(+5V pull up)
-
5.0
44
MCLK
Servo LSI clock
O
4.9
45
MDATA
Servo LSI data
O
0.8
46
MLD
Servo LSI data load
O
5.0
47
TEST IN
(+5V pull up)
-
5.0
48
STAT
Servo LSI status
I
4.7
49
/SRST
Servo LSI reset
O
5.0
50
RESET SW
(+5V pull up)
-
5.0
51
TEST1
(+5V pull up)
-
5.0
52
S/L SW
Save/Load switch
I
0
53
OSC CONT
Servo LSI OSC control
O
0
54
LM REV
Loading motor control
O
0
55
LM FWD
Loading motor control
O
0
56
LAN OUT
LAN data
O
0
57
LAN IN
LAN data
I
0
58
INT SW
INT switch
I
5.0
59
RESET SW
Reset switch
I
5.0
60
/RESET
Resset input
I
5.0
61
BLKCK
Servo LSI block interrupt
I
0.1
6 TERMINALS DESCRIPTION
7
CX-CS9280D
Pin
No.
No.
Port
Descriptions
I/O
Vol.
(V)
62
PHOTO DET
Elevator position detection
I
0.4
63
/SYS ACC
ACC level detection
I
5.0
64
BAT DET
Battery level detection
I
5.0
65
P04/INTP4
(Connecting to ground)
-
0
66
MG DET SW
Magazine detection
I
0
67
MG EJ SW
Magazine eject switch
I
5.0
68
VDD
+5V power supply
-
5.0
69
X2
Crystal oscillator
-
3.0
70
X1
Crystal oscillator
-
2.0
71
IC
(Connecting to ground)
-
0
72
XT2
(Connecting to ground)
-
0
73
VDD
+5V power supply
-
5.0
74
AVDD
+5V power supply
-
5.0
75
AVREF0
(Connecting to ground)
-
0
76
P10/ANI0
(Connecting to ground)
-
0
77
P11/ANI1
(Connecting to ground)
-
0
78
P12/ANI2
(Connecting to ground)
-
0
79
P13/ANI3
(Connecting to ground)
-
0
80
P14/ANI14
(Connecting to ground)
-
0
6.3. CD Deck Servo Block
IC2 : MN662741RPA
Pin
No.
No.
Port
Descriptions
I/O
Vol.
(V)
1
BCLK
Bit clock output
O
2.4
2
LRCK
L/R select output
O
2.4
3
SRDATA
Serial data output
O
2.4
4
DVDD1
+5V digital power supply
-
5.0
5
DVSS1
Digital ground
-
0
6
TX
Not used
-
-
7
MCLK
MPU command clock
I
4.9
8
MDATA
MPU command data
I
0.1
9
MLD
MPU command load
I
5.0
10
SENSE
Not used
-
-
11
/FLOCK
Not used
-
-
12
/TLOCK
Not used
-
-
13
BLKCK
Sub-code block clock
O
0.1
14
SQCK
Q code external clock
I
5.0
15
SUBQ
Q code output
O
0
16
DMUTE
Mute input
I
5.0
17
STAT
Status output
O
0
18
/RST
Reset input
I
5.0
19,20
-
Not used
-
-
21
TRV
Forced traverse output
O
2.5
22
TVD
Traverse drive output
O
2.5
23
PC
Not used
-
-
24
ECM
Spindle motor drive
O
2.5
25
ECS
Spindle motor drive
O
2.5
26
KICK
Kick pulse output
O
2.5
27
TRD
Tracking drive
O
2.5
28
FOD
Focus drive
O
2.5
29
VREF
D/A reference voltage
I
2.5
30
FBAL
Focus balance adjust
O
2.6
31
TBAL
Tracking balance adjust
O
2.4
32
FE
Focus error signal
I
2.4
33
TE
Tracking error signal
I
2.4
34
RFENV
RF envelope signal
I
2.4
35
VDET
Vibration detection
I
0
36
OFT
Off track signal
I
0
37
TRCRS
Track closs signal
I
2.8
38
/RFDET
RF detection signal
I
4.8
39
BDO
Drop out signal
I
0
40
LDON
Laser on/off control
O
2.4
41
TES
Tracking error shunt
O
2.4
42
PLAY
Not used
-
-
43
WVEL
Not used
-
-
44
ARE
RF signal
I
2.4
45
IREF
Reference current input
I
1.2
46
DRF
Connecting to ground
-
0
47
DSLF
DSL loop filter
I/O
2.4
48
PLLF
PLL loop filter
I/O
2.2
Pin
No.
No.
Port
Descriptions
I/O
Vol.
(V)
49
VCOF
Connecting to VDD
-
5.0
50
AVDD2
+5V analog power supply
-
5.0
51
AFSS2
Analog ground
-
0
52-55
-
Not used
-
-
56
SBCK
(Connecting to ground)
-
0
57
VSS
Ground
-
0
58
X1
Crystal oscillator
I
2.0
59
X2
Crystal oscillator
O
2.3
60
VDD
+5V power supply
-
5.0
61-69
-
Not used
-
-
70
/RST2
Connecting to ground
-
0
71
/TEST
Connecting to VDD
-
5.0
72
AVDD1
+5V analog power supply
-
5.0
73
OUTL
Audio Lch output
O
2.4
74
AVSS1
Analog ground
-
0
75
OUTR
Audio Rch output
O
2.4
76
RSEL
connecting to VDD
I
5.0
77
CSEL
Connecting to ground
-
0
78
PSEL
Serial data input
I
2.4
79
MSEL
L/R select input
I
2.4
80
SSEL
Bit clock input
I
2.4
8
CX-CS9280D
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