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CD-ES900/CD-ES99
CHAPTER 8.
E
Market
CD-ES900/CD-ES99
Service Manual
CD-ES900/CD-ES99
CD-ES900/CD-ES99
OTHER
[1] Function table of IC
IC1 VHiLC78648E-1: CD Digital Signal Processor (LC78648E) (1/2)
Pin No.
Terminal Name
1
AVDD1
2
SLCO
3
EFMIN
4
RF
5
LPF
6
JITTC
7
AIN
8
CIN
9
BIN
10
DIN
11
FEC
12*
PHLPF/RFMON
13
VREF
14
EIN
15
FIN
16
TEC
17
TE
18
TEIN
19
LDD
20
LDS
21
FDO
22
TDO
23
SLDO
24
SPDO
25
AVSS2
26
AVDD2
27
DVDD
28
DVSS
29*
VPB
30
DEFECT
31*
FSEQ
32*
EFLG
33*
FSX
34
CONT1
35
CONT2
36
CONT3
37*
MONI1
38*
MONI2
39*
DOUT
40
TEST
41
LVDD
42
LCHO
43
LRVSS
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Input/Output
Setting in Reset
Output
—
Output
—
Input
—
Output
—
Output
—
Input
—
Input
—
Input
—
Input
—
Input
—
Output
Output
ZHI
Output
AVDD1/2
Input
—
Input
Output
Output
—
Input
—
Output
—
Input
—
Output
ADAVDD/2
Output
ADAVDD/2
Output
ADAVDD/2
Output
ADAVDD/2
—
—
Input
—
Input
—
—
—
Output
H
Output
L
Output
L
Output
L
Output
L
Input/Output
Input
Input/Output
Input
Input/Output
Input
Input/Output
Input
Output
L
Output
L
Input
L
Input
—
Output
LVDD/2
—
—
Analog power supply pin 1.
Slice level Control output pin.
slice level
control.
RF signal input pin.
RF signal Output pin.
RF signal DC level detection LPF capacitor connection pin.
Jitter detection capacitor connection pin.
A signal input pin.
C signal input pin.
B signal input pin.
D signal input pin.
FE signal LPF capacitor connection pin.
Reference supply setting terminal.
VREF voltage output pin.
E signal input pin.
F signal input pin.
TE signal LPF capacitor connection pin.
TE signal output pin.
TES signal generation TE signal input pin
Laser power control signal output pin.
Laser power control signal input pin.
Focus control output pin. D/A output.
Tracking control output pin. D/A output.
Thread control output pin. D/A output.
Spindle control output pin. D/A output.
Analog GND pin 2. Must always be connected to 0 V.
Analog power supply pin 2.
Digital power supply pin.
Digital GND pin 2. Must always be connected to 0 V.
Rough servo/phase control automatic switching monitor output pin."H" for rough
servo and "L" for phase servo.
Defect signal output pin.
Synchronization signal detection output pin.
Outputs a high level when the Synchronization signal detection from the EFM sig-
nal and the internally generated Synchronization signal agree.
C1, C2 error correction monitor pin
7.35 kHz Synchronization signal output pin.
CLV playback mode.
General pur-
Controlled by command from the microprocessor. Any of these
pose I/O pin 1.
that are unused must be either set up as input pin ports and
connected to 0 V, or set up as output pin ports and left open.
General pur-
pose I/O pin 2.
General pur-
pose I/O pin 3.
External de-emphasis setting pin, INternal signal monitor pin 1.
Controlled by microprocessor.
Internal signal monitor pin 2.
Digital OUT output Pin. (EIAJ format)
Test input pin. Must always be connected to 0 V.
L channel Power supply pin.
Left channel
D/A converter
L channel output supply pin.
LR channel GND pin. Must always be connected to 0 V.
8 – 1
Function
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