Sony DVP-CX777ES Service Manual page 104

DVP-CX777ES
• MB BOARD IC201 SP3726A (CD/DVD/SACD RF AMP, FOCUS/TRACKING ERROR AMP)
Pin No. Pin Name
1, 2 RFIP, RFIN
3 CP
4 WIN
5 WPP
6 CN
7 to 10 A2 to D2
11 to 14 D to A
15, 16 E, F
17 SIGDET B
18 INTR
19 VC
20 VPB
21 PGSELO
22 PD
23 VNB
24 LDSELO
25 DVDLD
26 CDLD
LDONB
27
MEVO
28
MIN
29
30 MP
MB
31
MLPF
32
MIRR
33
34 BYP2
PII
35
PI
36
TZC
37
38 DFT
VCI
39
TZIN
40
TE
41
42 FE
TPH
43
MON
44
SRD
45
46 SWD
SCLK
47
SDEN
48
V33
49
50 RX
TPA
51
MEV
52
104
I/O
I
RF signal input from the optical pick-up block
— Tracking low-pass filter terminal
I
Wobble detection signal input terminal Not used
O
Wobble push-pull signal output terminal Not used
—
Tracking low-pass filter terminal
Photo detector interface input from the optical pick-up block
I
(AC coupled input for the DPD and wobble)
I
Photo detector interface input from the optical pick-up block (main)
I
Photo detector interface input from the optical pick-up block (sub)
O
Signal detection signal output to the DSP
I
Interruption control signal input from the DSP
O
Reference voltage (+2.5V) output to the optical pick-up block
—
Power supply terminal (+5V) ( for servo block)
O
PDIC gain selection signal output to the optical pick-up block
I Automatic power control signal input from the optical pick-up block
—
Ground terminal (for servo block)
O
Automatic power control laser diode selection signal output to the optical pick-up block
O
DVD automatic power control signal output terminal
O CD automatic power control signal output terminal
I
Laser diode output control signal input from the system controller
O
Envelope signal output terminal for mirror
I
RF signal input terminal for mirror
— Mirror top hold terminal
—
Mirror bottom hold terminal
—
Mirror low-pass filter terminal
O
Mirror signal output to the DSP
— Servo AGC gain control terminal
I
Pull-in signal input terminal
O
Pull-in signal output to the DSP
O
Tracking zero crossing signal output to the DSP
O Defect signal output to the DSP
I
Reference voltage input from the motor/coil driver
I
Tracking zero crossing signal input terminal
O
Tracking error signal output to the DSP
O Focusing error signal output to the DSP
—
Pull-in top hold terminal
O
Monitor signal output to the DSP
O
Serial data output to the DSP
I Serial data input from the DSP
I
Serial clock signal input from the DSP
I
Serial data enable signal input from the DSP
—
Power supply terminal (+3.3V) (for CMOS output buffers)
I Reference resistor input terminal
—
RF top hold terminal
—
RF bottom envelope terminal
Description