Pin No.
Pin Name
I/O
Description
1
DVDD
-
DRAM interface power (terminal No. 2 to 19).
2 ~ 3
D0 ~ 1
I/O
DRAM data input/output signal 0 ~ 1.
4
NWE
O
DRAM write enable signal.
5
NRAS
O
DRAM RAS control signal.
6 ~ 7
D2 ~ 3
I/O
DRAM data input/output signal 2 ~ 3.
8
NCAS0
O
DRAM CAS control signal 0.
9
NCAS1
O
DRAM CAS control signal 1 ( when 1M or 4M x2 are used).
DRAM address signal 10 (when 16M DRAM is used).
10 ~ 14
A8 ~ 4
O
DRAM address signal 8 ~ 4.
15
A9
O
DRAM address signal 9.
16 ~ 19
A0 ~ 3
O
DRAM address signal 0 ~ 3.
20
DVSS2
I
Digital circuit GND.
21
DVDD2
I
Digital circuit power.
22
SPOUT
O
Spindle motor driver signal output.
23
TRVM
O
Traverse drive output (+ polar output).
24
TRVP
O
Traverse drive output (- polar output).
25
TRM
O
Tracking drive output (+ polar output).
26
TRP
O
Tracking drive output (- polar output).
27
FOM
O
Focus drive output (+ polar output).
28
FOP
O
Focus drive output (- polar output).
29
FBAL
O
Focus balance adjustment output.
30
TBAL
O
Tracking balance adjustment output.
31
VREF
I
DA output reference voltage (FBAL, TBAL, DSLF2).
32
FE
I
Focus error signal input (analogue input).
33
TE
I
Tracking error signal input (analogue input).
34
RFENV
I
RF envelope signal input (analogue input).
35
OFT
I
Off track signal input. “H” = Off track.
36
NRFDET
I
RF detection signal input. “L” = Detected.
37
BDO
I
Drop out signal input. “H” = Drop out.
38
LDON
O
Laser ON signal output. “H” = ON.
39
ARF
I
RF signal input.
40
IREF
I
Reference current input terminal.
41
ADPVCC
I
AD reference voltage input (analogue input).
42
DSLF
O
DSL loop filter terminal.
43
DSLF2
O
DSL unbalanced current correction.
44
PLLF
O
PLL loop filter terminal.
45
VCOF
O
Jitter free VCO loop filter terminal.
46
AVDD2
I
Analogue circuit power. (for DSL, PLL, VCOF, AD, DA).
47
AVSS2
I
Analogue circuit GND. (for DSL, PLL, VCOF, AD, DA).
48
OUTL
O
Lch audio output.
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IC,MN662728RPT1
Summary of Contents for XP-R210 AHA
Page 9: ...SCHEMATIC DIAGRAM 1 MAIN 9...
Page 12: ...SCHEMATIC DIAGRAM 2 LID 12...
Page 13: ...13 IC BLOCK DIAGRAM...
Page 14: ...14...
Page 15: ...LCD DIAGRAM 15...
