Sharp CD-C410H (serv.man4) Service Manual ▷ View online
CD-C410H,CP-C410
– 37 –
IC1 VHiLA9240M/-1:Servo Amp.,(LA9240M) (1/2)
1
FIN2
Connection pin for photodiode of pickup.
RF signal is generated through addition with FIN pin, and FE signal is generated through subtraction.
RF signal is generated through addition with FIN pin, and FE signal is generated through subtraction.
2
FIN1
Connection pin for photodiode of pickup.
3
E
Connection pin for photodiode of pickup. TE signal is generated through subtraction with F pin.
4
F
Connection pin for photodiode of pickup.
5
TB
Pin for input of DC component of TE signal.
6
TE-
Pin to connect gain setting resistor of TE signal to TE signal.
7
TE
TE signal output pin.
8
TESI
TES (Track error sense) comparator input pin. TE signal is band-passed and input.
9
SCI
Input pin for shock detection.
10
TH
Pin to set time constant of tracking gain.
11
TA
TA amplifier output pin.
12
TD-
Pin to compose tracking phase compensation constant between TD and VR pins.
13
TD
Pin to set tracking phase compensation.
14
JP
Pin to set amplitude of tracking jump signal (kick pulse).
15
TO
Tracking control signal output pin.
16
FD
Focusing control signal output pin.
17
FD-
Pin to compose focusing phase compensation constant between FD and FA pins.
18
FA
Pin to compose focusing phase compensation constant between FD-/FA-pins.
19
FA-
Pin to compose focusing phase compensation constant between FA and FE pins.
20
FE
Output pin of FE signal.
21
FE-
Pin to connect gain setting resistor of FE signal across TE pin.
22
AGND
GND for analog signal.
23
SP
Single end output for CV+ and CV- pin input.
24
SPI
Spindle amplifier input.
25
SPG
Pin to connect gain setting resistor in the 12cm mode of spindle.
26
SP-
Pin to connect spindle phase compensation constant together with SPD pin.
27
SPD
Spindle control signal output pin.
28
SLEQ
Pin to connect thread phase compensation constant.
29
SLD
Thread control signal output pin.
30
SL-
Input pin of thread feed signal from micro computer.
31
SL+
Input pin of thread feed signal from micro computer.
32
JP-
Input pin of tracking jump signal from DSP.
33
JP+
Input pin of tracking jump signal from DSP.
34
TGL
Input pin of tracking gain control signal from DSP. TGL = Gain low at "H"
35
TOFF
Input pin of tracking off control signal from DSP. TOFF = Off at "H"
36
TES
Output pin of TES signal to DSP.
37
HFL
(HIGH FREQUENCY LEVEL) is used to judge whether main beam is positioned on the bit or on the mirror.
38
SLOF
Thread servo off control input pin.
39
CV-
Pin to input CLV error signal from DSP.
40
CV+
Pin to input CLV error signal from DSP.
41
RFSM
RF output pin.
42
RFS-
Pin to set gain of RF and set 3T compensation constant together with RFSM pin.
43
SLC
(SLICE LEVEL CONTROL) is the output pin to control of the level of the data slice with RF waveform DSP.
44
SLI
Input pin to control the level of data slice with DSP.
45
DGND
GND pin in the digital system.
46
FSC
Output pin for focus search smoothening capacitor.
47
TBC
(Tracking Balance Control) Pin to set EF balance variable range.
48
NC
No connect.
49
DEF
Defect detection output pin of disk.
50
CLK
Reference clock input pin. 4.23MHz of DSP is input.
Pin No.
Port Name
Function
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
CD-C410H,CP-C410
– 38 –
IC1 VHiLA9240M/-1:Servo Amp.,(LA9240M) (2/2)
Pin No.
Port Name
Function
51
CL
Micro computer command clock input pin.
52
DAT
Micro computer command data input pin.
53
CE
Micro computer command chip enable input pin.
54
DRF
(DETECT RF) RF level detection output.
55
FSS
(Focus Serch Select) Pin to switch focus search mode. (
±
search/+ search for reference voltage)
56
VCC2
VCC pin for servo system and digital system.
57
REFI
Pin to connect pass control for reference voltage.
58
VR
Reference voltage output pin.
59
LF2
Pin to set defect detection time constant of disk.
60
PH1
Pin to connect capacitor for peak hold of RF signal.
61
BH1
Pin to connect capacitor for bottom hold of RF signal.
62
LDD
APC circuit output pin.
63
LDS
APC circuit output pin.
64
VCC1
RF system VCC pin.
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Figure 38 BLOCK DIAGRAM OF IC
1
FIN2
FIN1
E
F
TB
TE-
TE
TESI
SCI
TH
TA
TD-
TD
JP
TO
FD
FD-
FA
FA-
FE
FE- AGND SP
SPI
SPG
SP-
SPD
SLEQ
SLD
SL- SL+
JP-
JP+
TGL
TOFF
TES
HFL
SLOF
CV-
CV+
RFSM
RFS-
SLC
SLI
DGND
FSC
TBC
NC
DEF
CLK
CL
DAT
CE
DRF
FSS
VCC2
REFI
VR
LP2
PH1
BH1
LDD
LDS
SLC
RF AMP
TE
F.SERVO & F.LOGIC
SPINDLE SERVO
SLED SERVO
VCC1
2
3
4
6
7
5
8
9
10
11
12
13
14
15
16
17
18
19
20
21
23
22
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
46
47
48
49
50
51
52
53
54
55
56
57
58
59
61
60
62
63
64
45
24
APC
RF DET
REF
VCA
VCA
INTER FACE
BAL
µ-COM
I/V
T.SERVO & T.LOGIC
CD-C410H,CP-C410
– 39 –
1-7
FIP6-0
FL DRIVER
Output
Segment Output
8
VDD
—
Connect with BACK UP VDD
9
P27
TAPE BIAS
Output
TAPE BIAS ON: H
10
P26
TAPE REC
Output
TAPE REC. ON:L
11
P25
T1/T2
Output
TAPE2 PLAY:L
12
P24
CD DSP WRQ
Input
CD DSP Write request
13
P23
CD DSP RWC
Output
CD DSP Read write control
14
SCK1
CD DSP CQCK
Output
CD DSP Clock
15
SO1
CD DSP COIN
Output
CD DSP Comand
16
SI1
CD DSP SQOUT
Input
CD DSP Code Q out
17
RESET
RESET
Input
Reset Input: L
18
P74
CD DSP RES
Outout
CD DSP RES interface signal
19
P73
CD T/T OPEN/CLOSE
Input
CD Turntable open close
20
AVSS
—
—
Connect with GND
21
ANI7
CD UP/DOWN
Intput
CD mecha up/down CD disc no
CD DISC NO
22
ANI6
T2 RUN PLSE
Input
TAPE2 Run pulse
23
ANI5
L-CH CHECK
Input/Output
For TEST mode
24
ANI4
R-CH CHECK
Input/Output
For TEST mode
25
ANI3
KEY INPUT 3
Input
Key input 3
26
ANI2
KEY INPUT 2
Input
Key input 2
27
ANI1
KEY INPUT 1
Input
Key input 1
28
ANI0
Initial setting input
Input
Initial setting input
29
AVDD
AVDD
—
Connect with BACK UP VDD
30
AVREF
AVREF
—
Connect with UNBACK UP VDD
31
P04
SRS
Input
SRS provided/not provided
32*
XT2
—
Non connect
33
VSS
—
Connect with GND
34
X1
X1
Input
MAIN CLOCK 4.19MHz
35
X2
X2
Output
MAIN CLOCK 4.19NHz
36
P37
C
2
B CL
Output
C
2
B Bus clock
37
P36
C
2
B CE
Output
C
2
B Bus chip enable
38
P35
C
2
B DI
Output
C
2
B Bus comand
39
P34
C
2
B DO
Input
C
2
B Bus data
40
P33
CD DRF
Input
Data read fiug from DSP
41
P32
CD PUIN
Input
L: Innermost periphery
42
P31
CD SL+
Output
CD pickup slide motor control
43
P30
CD SL-
Output
CD pickup slide motor control
44
P03
POWER
Output
POWER ON: H
45
P02
TUNER SD
Input
Tuner SD Signal
46
INPT1
SYSTEM STOP
Input
System Stop Signal
47
INPT0
REMOCON
Input
Remote Control Code Input
48
IC
INTERNALLY
—
Connect with GND
CONECTED
49*
P72
P.B MUTE
Output
P.B MUTE ON: H
50
P71
TAPE SOL.
Output
TAPE SOL. ON: L
51
P70
TAPE MOTOR
Output
TAPE MOTOR ON: L
52
VDD
VDD
—
Connect with BACK UP VDD
53
P127
MIC MUTE
Input
MIC MUTE: L
CD STOP, TAPE STOP state: Mute cancel
CD STOP, TAPE STOP state: Mute cancel
54*
P126
—
Output
Non connect
55
P125
TAPE F.P.
Input
TAPE FOOL PROOF
REC: L
IC701 RH-iX0191AWZZ:System Microcomputer (IX0191AW) (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
CD-C410H,CP-C410
– 40 –
56
P124
TAPE1 RUN PULSE
Input
TAPE1 Run pluse
57
P123
TAPE MECHA STOP
Input
Tape mecha up state: L
58*-60*
P122-P120
DISC1-DISC3
Output
Non connect
61-70
FIP25-16
FL DRIVER
Output
Segment output
71
VLOAD
VLOAD
Output
Connect with VPP
72-77
FIP15-FIP10
FL DRIVER
Output
Segment output
78*
P97
—
Output
Non connect
79,80
FIP8,FIP7
FL DRIVER
Output
Segment output
Port Name
Terminal Name
Pin No.
Input/Output
IC701 RH-iX0191AWZZ:System Microcomputer (IX0191AW) (2/2)
Figure 40 BLOCK DIAGRAM OF IC
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
FIP6
1
FIP5
2
FIP4
3
FIP3
4
FIP2
5
FIP1
6
FIP0
7
V
DD
8
P27
9
P26
10
P25
11
P24
12
P23
13
SCK1
14
SO1
15
SI1
16
RESET 17
P74
P74
18
P73
19
AVSS
20
AN17
21
AN16
22
AN15
23
AN14
24
CONNECT WITH VDD
TAPE BIAS
TAPE REC
T1/T2
CD DSP WRQ
CD DSP RWC
CD DSP CQCK
CD DSP COIN
CD DSP SQOUT
RESET INPUT
CD DSP RES
CD T.T OPEN/CLOSE
CONNECT WITH GND
CD UP/DOWN DISC NO
T2 RUN PLSE
Lch INPUT
Rch INPUT
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
FIP22
FIP23
FIP24
FIP25
P120
P121
P122
P123
P124
P125
P126
P127
V
DD
P70
P71
P72
IC
INTP0
INTP1
P02
P03
P30
P31
P32
TAPE MECHA STOP
T1 RUN PLSE
TAPE F.P.
VOL.0 MUTE
MIC MUTE
CONNECT WITH VDD
TAPE MOTOR
CONNECT WITH GND
REMOCON INPUT
SYSTEM STOP
TUNER SD
POWER
DISC 1
DISC 2
DISC 3
FIP7
FIP8
P97
FIP10
FIP11
FIP12
FIP13
FIP14
FIP15
V.
LOAD
FIP16
FIP17
FIP18
FIP19
FIP20
FIP21
ANI3
ANI2
ANI1
ANI0
AV
DD
AV
REF
XT1
XT2
Vss
X1
X2
P37
P36
P35
P34
P33
KEY INPUT 3
KEY INPUT 2
KEY INPUT 1
Initial Setting Input
CONNECT WITH VDD
CONNECT WITH UN BACK UP VDD
SRS
GND TERMINAL
MAIN CLOCK
CL
DRF
2
CE
DI
DO
TAPE SOL.
P.B MUTE
CD SL-
CD SL+
CD PUIN
FL DRIVER
DIGIT
DIGIT
FL DRIVER
SEGMENT
SEGMENT
FL DRIVER
SEGMENT
SEGMENT
PB CrO2
µ
PD78045
C B
2
C B
2
C B
2
C B
Function
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