Read Sharp CD-MD3000 (serv.man25) Service Manual online
– 103 –
CD-MD3000H/CD-MD3000W
1*
EFMMON
Output
EFM monitor output
2
AVCC1
–
Analog power supply (for EFM system 8AD, 8DA)
3
EFMI
Input
EFM signal input from RF amplifier
4
AGND1
–
Analog GND
5
AVCC2
–
Analog power supply (for servo system, ADIP system 1bit AD)
6
VREF
Input
Reference voltage input for RF amplifier
7
WBI
Input
ADIP wobble signal
8
TCG
Input
Track cross signal
9
AIN
Input
Focus error signal A
10
BIN
Input
Focus error signal B
11
EIN
Input
Tracking error signal E
12
FIN
Input
Tracking error signal F
13
VBAT
Input
Power voltage detection signal for constant voltage servo
14
VDD1
–
Internal digital power supply
15
DGND
–
Digital GND
16
TEST2
Input
Input for test. Connected to GND if used normally
17*
X176KO
Output
Clock output. f=176.4KHz (4fs)
18
FODRF
Output
Focus servo forward output. PWM.
19
FODRR
Output
Focus servo reverse output. PWM.
20
TRDRF
Output
Tracking servo forward output. PWM.
21
TRDRR
Output
Tracking servo reverse output. PWM.
22
SLDRF
Output
Slide servo forward output. PWM.
23
SLDRR
Output
Slide servo reverse output. PWM.
24
SPDRF
Output
Spindle servo forward output. PWM.
25
SPDRR
Output
Spindle servo reverse output.
26
RAA3
Output
Address output to external D-RAM. ADR3
27
RAA2
Output
Address output to external D-RAM. ADR2
28
RAA1
Output
Address output to external D-RAM. ADR1
29
RAA0
Output
Address output to external D-RAM. ADR0 (LSB)
30*
RAA10
Output
Address output to external D-RAM. ADR10 (MSB)
31
VDD2
–
Power supply for interface
32
RAA4
Output
Address output to external D-RAM. ADR4
33
RAA5
Output
Address output to external D-RAM. ADR5
34
RAA6
Output
Address output to external D-RAM. ADR6
35
RAA7
Output
Address output to external D-RAM. ADR7
36
RAA8
Output
Address output to external D-RAM. ADR8
37
RAOEX
Output
Data output enable signal output to external D-RAM
38
DGND
–
Digital GND
39
RACASX
Output
Column address strobe signal output to external D-RAM
40
RAD2
Input/Output
Data input and output with external D-RAM. D2
41
RAD3
Input/Output
Data input and output with external D-RAM. D3 (MSB)
42
RAA9
Output
Address output to external D-RAM. ADR9
43
RARASX
Output
Low address strobe signal output to external D-RAM
44
RAWEX
Output
Data write enable signal output to external D-RAM
45
RAD1
Input/Output
Data input and output with external D-RAM. D1
46
RAD0
Input/Output
Data input and output with external D-RAM. D0 (LSB)
47*
RAA11
Output
Address output to external D-RAM. ADR11 (MSB 64 Mbit)
48*
ACRCER
Output
CRC error flag monitor output of ADIP
49*
PLCK
Output
Playback mode: EFM PLL clock output
50
EFM0
Output
Recording mode: EFM signal output. Playback mode: C1F (C1 error flag) monitor output.
51*
X700KO
Output
Clock output. f=705.6KHz
IC1201 VHiLR37814/-1: Endec/Atrac (LR37814) (1/2)
Pin No.
Function
Terminal Name Input/Output
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
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