CD-SW200
8 – 1
Audio
CD-SW200
Service Manual
CD-SW200
Market
E
CHAPTER 8.
OTHERS
[1] Function table of IC
IC1 VHiLC78690E-1: CD Servo (LC78690E) (1/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Pin No.
Terminal Name
Input/Output
Setting in Reset
Function
1
EFMIN
Input
INPUT
RF signal input pin.
2
RFOUT
Output
UNSTABLE
RF signal output pin.
3
LPF
Output
UNSTABLE
RF signal DC level detection. LPF capacitor connection pin.
4
PHLPF
Output
UNSTABLE
LPF capacitor pin for detection problem.
5
AIN
Input
INPUT
A signal input pin.
6
CIN
Input
INPUT
C signal input pin.
7
BIN
Input
INPUT
B signal input pin.
8
DIN
Input
INPUT
D signal input pin.
9
FEC
Output
UNSTABLE
FE signal LPF capacitor connection pin.
10*
RFMON
Output
UNSTABLE
Built in analog signal for monitoring LSI pin.
11
VREF
Output
AVDD/2
VREF voltage output pin.
12
JITTC
Output
UNSTABLE
Jitter detection capacitor connection pin.
13
EIN
Input
INPUT
E signal input pin.
14
FIN
Input
INPUT
F signal input pin.
15
TEC
Output
UNSTABLE
TE signal LPF capacitor connection pin.
16
TE
Output
UNSTABLE
TE signal output pin.
17
TEIN
Input
INPUT
TES signal generation TE signal input pin.
18
LDD
Output
UNSTABLE
Laser power control signal output pin.
19
LDS
Input
INPUT
Laser power control signal input pin.
20
AVSS
—
—
Analog GND pin. This pin must always be connected to 0V.
21
AVDD
—
—
Analog power supply pin.
22
FDO
Output
AVDD/2
Focus control output pin. D/A converter output.
23
TDO
Output
AVDD/2
Tracking control output pin. D/A converter output.
24
SLDO
Output
AVDD/2
SLED control output pin. D/A converter output.
25
SPDO
Output
AVDD/2
SPINDLE control output pin. D/A converter output.
26
VVSS1
—
—
For use
by the
EFM
PLL
Circuit
Built-in VCO GND pin. This pin must always be connected to 0V.
27
PDOUT1
Output
UNSTABLE
Phase comparison output pin 1 to control built in VCO.
28
PDOUT0
Output
UNSTABLE
Phase comparison output pin 0 to control built in VCO.
29
PCKIST
Input
INPUT
Resistor connection pin to set current for PDOUT 0 and 1 output.
30
VVDD1
—
—
Built_in VCO power supply pin 1.
31*
DMUTEB
Output
L
DMUTEB output pin.
32
PUIN
Input/Output
INPUT
PUIN input pin. (built-in pull-up resistor)
33*
DEFECT
Output
L
DEFECT signal output pin.
34*
FSEQ
Output
L
Detected sync signal output. This signal is high when the sync signal detected
from the EFM signal and the internally generated sync signal agree.
35*
C2F
Output
L
C2 error flag monitor output pin.
36
DVDD
—
—
Digital power supply pin.
37
DVSS
—
—
Digital GND pin. This pin must always be connected to 0V.
38
DVDD1.8
Output
H
Supply voltage connect to capacitor for digital circuit.
39
VDD3
—
—
Built-in VCO power supply pin 3.
40
VVSS3
—
—
Built-in VCO GND pin 3. This pin must always be connected to 0V.
41
DVDD
—
—
Digital power supply pin.
42
DVSS
—
—
Digital GND pin. This pin must always be connected to 0V.
43
CE
Input
INPUT
Micro-
Com-
puter
Inter-
face
Chip enable signal input pin.
44
CL
Input
INPUT
Data transfer clock input pin.
45
DI
Input
INPUT
Data input pin.
46
DO
Output
H
Data output pin. (TRI-State Output)
47
RESB
Input
—
Reset input pin for LSI. This pin must set to low briefly after power is applied.
48
INTB0
Output
H
Interrupt signal output pin 0. (SERVO Section)
49
INTB1
Output
H
Interrupt signal output pin 1. (DECODER Section)
50
ICONT2
Input/Output
INPUT
General Purpose I/O pin 2
Controlled by command from the microprocessor.
Any of these that are unused must be either set
up as input pin ports and connected to 0V, or set
up as output pin ports and left open.
Summary of Contents for CD-SW200
Page 12: ...CD SW200 2 7 APPLY GREASE PULL THE LEVER UNITIL REACH THE ARROW MARK 143 112 3 ...
Page 13: ...CD SW200 2 8 FIGURE 1 FIGURE 2 APPLY GREASE SLOT CLAMP SW ARM INSIDE BASE SLOT 152 142 118 4 ...
Page 15: ...CD SW200 2 10 APPLY GREASE AT HALF GEAR AREA ROTATE CLOCKWISE UNTIL REACH HERE MAXIMUM 6 129 ...
Page 16: ...CD SW200 2 11 CHANGE COLOR TO BLACK 150 151 148 7 ...
Page 19: ...CD SW200 2 14 10 148 147 146 145 ...
Page 20: ...CD SW200 2 15 APPLY GREASE WHEN FIXING ITEM 2 MUST FOLLOW AS SHOWN 121 144 130 11 ...
Page 21: ...CD SW200 2 16 FIGURE 1 FIGURE 3 FIGURE 2 APPLY GREASE SC141 APPLY GREASE 117 12 ...
Page 29: ...CD SW200 2 24 BIG SLOT FACING OUT 110 20 ...
Page 33: ...CD SW200 2 28 804 24 SCREW TORQUE 3 kgf cm 0 5 0 ...
Page 41: ...CD SW200 2 36 NO GAP HAVE GAP O K N G 32 ...
Page 48: ...CD SW200 3 7 MOME ...
Page 55: ...CD SW200 5 4 M E M O ...
Page 121: ...CD SW200 MEMO ...
Page 122: ...CD SW200 MEMO ...