CD-DP2400E (serv.man16). Function table of IC - Sharp Audio Service Manual (repair manual)

cd-dp2400e (serv.man16) service manual
Model
CD-DP2400E (serv.man16)
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6
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60.27 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Function table of IC
File
cd-dp2400e-sm16.pdf
Date

Read Sharp CD-DP2400E (serv.man16) Service Manual online

CD-DP2400E
– 44 –
FUNCTION TABLE OF IC
IC1  VHiLA9235M/-1: Servo Amp. (LA9235M)
IC2  VHiLC78641E-1: Servo/Signal Control (LC78641E)
REF
LA9235M
REF
REF
REF
REF
REF
REF
REF
REF
AGCON
ODRV
AGCON
ODRV
REF
REF
LPF
LPF
APC
ODRV
REF
REF
REF
REF
LPF
PH/BH
PH
BH
1
30
FIN1
VCC
2
29
FIN2
RFSW
3
TIN1
4
27
TIN2
RF
26 NC
25 PH
24 BH
23 NC
5
REF1
15
16
TESI
14
TESTO
13
EFBL
12
AGON
11
ODRV
10
LDOF
9
GND
8
LDD
7
LDS
6
VREF
TEST
17 HFL
18 TE
19 TE-
20 FE
21 FE-
22 RFEV
28 RF-
1
PDO1
2
PDO2
3
VVSS
4
PCKIST
5
VVDD
6
FR
7
HFL
8
SLCIST
9
SLCO
10
EFMIN
11
JITTV
12
JITTC
13
BH
14
PH(RFENV)
15
FE
16
TE
25
SPDO
26
SLDO
27
FG
28
LASER
29
CONT1
30
CONT2
CONT3
CONT4
CONT5
31
32
33
34
PCK
35
C2F
36
VDD
37
DOUT
38
FSX
39
EFLG
40
TEST
EFMO
DEFECT
FSEQ
V/P
CONT7
CONT6
VSS
VDD 5V
DEF
RES
WRQ
INT
DO
DI
CL
CE
17
VREF
18
ADAVDD
19
ADAVSS
20
PHREF
21
BHREF
22
TBLO
23
TDO
24
FDO
SBCK
PW
SBSY
SFSY
16M
DATA
DATACK
LRSY
ASDACK
ASLRCK
ASDFIN
XVSS
XOUT
XIN
XVDD
RVDD
RCHO
RVSS
LVSS
LCHO
LVDD
MUTER
MUTEL
EMPH
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
61
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
LC78641E
Figure 44 BLOCK DIAGRAM OF IC
– 45 –
CD-DP2400E
IC2  VHiLC78641E-1: Servo/Signal Control (LC78641E) (1/2)
1
PDO1
Output
For PULL
Phase-comparison output terminal for built-in VOC control.
2
PDO2
Output
Phase-comparison output terminal for built-in VOC control.
Rough servo : OFF, phase servo : ON.
3
VVSS
Ground terminal for built-in VCO.
4
PCKIST
AI
Resistor terminal for setting  the PDO output current.
5
VVDD
Power terminal for built-in VCO.
6
FR
AI
Resistor terminal for setting  the VCO frequency range.
7
HFL
Input
Mirror detection signal input terminal.
8
SLCIST
AI
For slice level control
Resistance connection terminal for current adjustment of
SLCO output.
9
SLCO
Output
Control output.
10
EFMIN
Input
EFM signal input terminal.
11*
JITTV
Output
Unfixed
Jitter detection/monitor terminal.
12
JITTC
Output
Jitter detection/adjustment terminal.
13
BH
Input
BH signal input terminal. A/D input.
14
PH(RFENV)
Input
PH signal or RFENV signal input terminal. A/D input.
15
FE
Input
FE signal input terminal. A/D input.
16
TE
Input
TE signal input terminal. A/D input.
17
VREF
Input
VREF signal input terminal. A/D input.
18
ADAVDD
AD for servo, D/A power terminal.
19
ADAVSS
AD for servo, D/A ground terminal.
20*
PHREF
Output
(1/2VDD)
PH reference output terminal. D/A output.
21*
BHREF
Output
(1/2VDD)
BH reference output terminal. D/A output.
22
TBLO
Output
(1/2VDD)
Output terminal for tracking balance. D/A output.
23
TDO
Output
(1/2VDD)
Output terminal for tracking control. D/A output.
24
FDO
Output
(1/2VDD)
Output terminal for focus control. D/A output.
25
SPDO
Output
(1/2VDD)
Output terminal for spindle control. D/A output.
26
SLDO
Output
(1/2VDD)
Output terminal for sled control. D/A output.
27*
FG
Input
FG signal input terminal. (When not used,connect to 0V)
28
LASER
Output
L
LASER ON/OFF control terminal.
29
CONT1
In/Output
Input mode
General purpose input/output terminal 1.
Controlled with serial data command
30
CONT2
In/Output
Input mode
General purpose input/output terminal 2.
from microcomputer. When not used,
31
CONT3
In/Output
Input mode
General purpose input/output terminal 3.
set it as the input terminal and
32
CONT4
In/Output
Input mode
General purpose input/output terminal 4.
open it by connecting to 0V, or set it
33
CONT5
In/Output
Input mode
General purpose input/output terminal 5.
as the output terminal and open it.
34*
PCK
Output
H
Clock monitor terminal for EFM data replay. 4.3218MHz as phase clock.
35*
C2F
Output
H
C2 flag output terminal.
36
VDD
Power terminal of digital system.
37
DOUT
Output
L
Output terminal of digital OUT. (EIAJ format)
38*
FSX
Output
L
Output terminal of synchronous signal of 7.35kHz divided from quartz oscillation.
39*
EFLG
Output
L
C1,C2 correct monitor terminal.
40
TEST
Input
Input terminal for test. Surely connected to 0V.
41*
EMPH
In/Output
Input mode
Emphasis terminal. After resetting, it is configured as an input terminal. It can be controlled
from the outside. It is also becomes a emphasis monitor terminal under command control.
42*
MUTEL
Output
H
Mute output terminal for L channel.
43*
MUTER
Output
H
Mute output terminal for R channel.
Pin No.
Function
Terminal Name Input/Output Setting in Reset
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
CD-DP2400E
– 46 –
IC2  VHiLC78641E-1: Servo/Signal Control (LC78641E) (2/2)
44
LVDD
L channel
Power terminal for L channel.
45
LCHO
Output
1/2VDD
D/A converter
L channel output terminal.
46
LVSS
Ground terminal for L channel. Surely connected to 0V.
47
RVSS
R channel
Ground terminal for R channel. Surely connected to 0V.
48
RCHO
Output
1/2VDD
D/A converter
R channel output terminal.
49
RVDD
Power terminal for R channel.
50
XVDD
For quartz
Power terminal for quartz oscillation.
51
XIN
Input
Oscillation
oscillation
Ground terminal of 16.9344MHz quartz oscillation.
52
XOUT
Output
Oscillation
53
XVSS
Ground terminal for quartz oscillation. Surely connected to 0V.
54
ASLRCK
Input
For anti
L/R clock input terminal. (When not used,connect to 0V)
55
ASDACK
Input
shock mode
Bit clock input terminal. (When not used,connect to 0V)
56
ASDFIN
Input
L/R channel data input terminal. (When not used,connect to 0V)
57*
LRSY
Output
L
For digital
L/R clock output terminal.
58*
DATACK
Output
L
data output
Bit clock output terminal.
59*
DATA
Output
L
L/R channel data output terminal.
60*
16M
Output
Clock output
16.9344MHz output terminal.
61*
SFSY
Output
L
Output terminal of synchronous signal of subcode frame.
It drops when subcode stand by.
62*
SBSY
Output
L
Output terminal of synchronous signal of subcode block.
63*
PW
Output
L
Output terminal of subcodes P,A,R,S,T,U and W.
64
SBCK
Input
Clock input terminal to read subcode. (When not used,connect to 0V)
65
CE
Input
For
Chip enable signal input terminal.
66
CL
Input
microcomputer
Data transmission clock input terminal.
67
DI
Input
interface
Data input terminal.
68
DO
Output
L
Data output terminal.
69
INT
Output
H
Interruption signal output terminal.
70
WRQ
Output
H
Interruption signal output terminal.
71
RES
Input
Reset input terminal of LC78640. When turning on power, set it at "L".
72
DRF
Output
L
Focus ON detection terminal.
73
VDD5V
Power terminal for microcomputer interface.
74
VSS
Ground terminal of digital system. Surely connected to 0V.
75
CONT6
In/Output
Input mode
General purpose input/output terminal 6.
Controlled with serial data command
from microcomputer. When not used,
76
CONT7
In/Output
Input mode
General purpose input/output terminal 7.
set it as the input terminal and
open it by connecting to 0V, or set it
as the output terminal and open it.
77*
V/ *P
Output
H
Monitor output terminal for automatic switch of rough servo/phase control.
"H" for rough servo, and "L" for phase servo.
78*
FSEQ
Output
L
Output terminal synchronous signal detection. "H" is output when synchronous signal
detected by EFM signal matches synchronous signal internally generated.
79*
DEFECT
In/Output
Input mode
Defect terminal. After resetting, it is configured as an input terminal. It can be controlled
 from the outside. It also becomes a defect monitor terminal under command control
80*
EFMO
Output
Unfixed
EFM signal output terminal.
Pin No.
Function
Terminal Name Input/Output Setting in Reset
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Be sure to supply the same potential to each power terminal. (VVDD,ADAVDD,VDD,LVDD,RVDD,XVDD)
Terminal witch is controlled by the power terminal (VDD5V) for a microcomputer interface :
CE (65pin), CL (66pin), DI (67pin), DO (68pin), INT (69pin), WRQ (70pin), RES (71pin), DRF (72pin),
CONT6 (75pin), CONT7 (76pin)
– 47 –
CD-DP2400E
IC701  RH-iX0509AWZZ: System Microcomputer (IX0509AW) (1/2)
Port Name
Terminal Name
Pin No.
Input/Output
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Function
1
VDD
VDD
(+) POWER SUPPLY
2
P37
-20dBATT
Output
-20dB ATTENUATOR
3*
P36
S-BUSY
Output
Not used
4
P35
LCK1
Output
LED DRIVER LCK (BU2092-2)
5
P34
LCK0
Output
LED DRIVER LCK (BU2092-1)
6
P33
DP REQ
Output
DOLBY PROLOGIC REQ TERMINAL
7
P32
RES OUT
Output
CD DSP RESET&MPEG 
µ
COM RESET
8
P31
DRF
Input
CD RF LEVEL DETECTION
9
P30
WRQ
Input
CD DSP WRITE REQUEST
10
RESET
RESET
Input
µ
COM RESET
11
X2
X2
Output
MAIN CLOCK
12
X1
X1
Input
MAIN CLOCK
13
Vpp/IC
Vpp/IC
GND
14*
XT2
XT2
OPEN
15
P04
CD INT
Input
CD DSP INTERRUPT
16
VDD
VDD
(+) POWER SUPPLY
17
P27
CD CLK/MCLK
Output
CD DSP CLOCK/MPEG 
µ
COM CLOCK
18
P26
CD DI/MDI
Outout
CD DSP COMMAND/MPEG 
µ
COM COMMAND
19
P25
CD DO/MDO
Input
CD DSP CODE Q OUT/MPEG 
µ
COM DATA INPUT
20
P24
CD CE
Output
CD DSP CE OUTPUT
21
P23
CE
Output
CE OUTPUT
22
P22
CLK
Output
CLOCK OUTPUT
23
P21
DI
Output
DATA OUTPUT
24
P20
DO
Input
DATA INPUT
25
AVss
AVSS
ANALOG GROUND
26*
ANI7
TUN SM/M-BUSY
Input
TUNER SIGNAL METER INPUT
27
ANI6
SPEANA3
Input
SPEANA DATA INPUT L, R 16 KHz
28
ANI5
SPEANA2
Input
SPEANA DATA INPUT L, R 63Hz
29
ANI4
SPEANA1
Input
SPEANA DATA INPUT R-CH 1KHz
30
ANI3
SPEANA0
Input
SPEANA DATA INPUT L-CH 1KHz
31-33
ANI2-ANI0
KEY2-KEY0
Input
KEY INPUT
34
AVDD
AVDD
ANALOG VDD
35
AVREF
AVREF
ANALOG REF VOLTAGE
36
INTP3
SYS STOP
Input
SYSTEM STOP INPUT
37
INTP2
JOG1
Input
KEY JOG INPUT 1
38
INTP1
JOG0
Input
KEY JOG INPUT 2
39
INTP0
REMOCON
Input
REMOCON INPUT
40
Vss
Vss
GROUND VOLTAGE
41
P74
SMUTE
Output
SYSTEM MUTE CONTROL
42
P73
T_SOL B
Output
TAPE2 SOLENOID CONTROL
43
P72
T_SOL A
Output
TAPE1 SOLENOID CONTROL
44
P71
T_MOTOR
Output
TAPE MOTOR CONTROL
45
P70
TIMER LED
Output
TIMER OED CONTROL
46
VDD
VDD
(+) POWER SUPPLY
47
P127
AC PLY_CONT
Output
AC RELAY CONTROL
48
P126
SPRLY
Output
SPEAKER OUTPUT RELAY CONTROL
49
P125
SP DET
Input
SPEAKER OUTPUT DETECTION
50
P124
T1 RUN
Input
TAPE1 RUN PULSE TNPUT
51
P123
T2 RUN
Input
TAPE2 RUN PULSE TNPUT
52
P122
CD CLAMP SW
Input
CD CHANGER CLAMP SWITCH
53
P121
PLAY SW_A
Input
PLAY SWITCH FOR T1
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