– 31 –
1
DEFI
I
Defect detection signal (DEF) input.
2
TAI
I
Test input. A pull-down resistor is built in. Must be connected to 0V.
3
PDO
O
External VCO control phase comparator output.
4
VVSS
–
Internal VCO ground. Must be connected to 0V.
5
ISET
I
PDO output current adjustment resistor connection.
6
VVDD
–
Internal VCO power supply.
7
FR
I
VCO frequency range adjustment.
8
VSS
–
Digital system ground. Must be connected to 0V.
9
EFMO
O
Slice level control; EFM signal output.
10
EFMIN
I
Slice level control; EFM signal input.
11
T2
I
Test input. A pull-down resistor is built in. Must be connected to 0V.
12
CLV+
O
Disc motor control output.
13
CLV–
Three-value ouput is also possible when specified by microprocessor command.
14
V/P
O
Rough servo/phase control automatic switching monitor output. Outputs a high level
during rough servo and a low level during phase control.
15
HFL
I
Track detection signal input. This is a Schmitt input.
16
TES
I
Tracking error signal input. This is a Schmitt input.
17
TOFF
O
Tracking off output.
18
TGL
O
Tracking gain switching output. Increase the gain when low.
19
JP+
O
Track jump output.
20
JP–
Three-value output is also possible when specified by microprocessor command.
21
PCK
O
EFM data playback clock monitor. Outputs 4.3218 MHz when the phase is locked.
(Not used)
Synchronization signal detection ouput. Outputs a high level when the synchronization
22
FSEQ
O
signal detected from the EFM signal and the internally generated synchronization signal
agree. (Not used)
23
VDD
–
Digital system power supply.
24
SL+
O
Serial data command sled signal output terminal from microprocessor.
25
SL–
26
NC
–
Not connected.
27
PU IN
I
CD pickup inside limit switch.
28
CD R/W
O
Serial data command sled signal output terminal from microprocessor.
29
EMPH
O
De-emphasis monitor pin. A high level indicates playback of a de-emphasis disk.
(Not used)
30
C2F
O
C2 flag output. (Not used)
31
DOUT
O
Digital output (EIAJ format).
32
T3
I
Test input. A pull-down resistor is built in. Must be connected to 0V.
33
T4
34
NC
–
Unused. Must be left open.
35
MUTEL
O
Left channel one-bit D/A converter mute output. (Not used)
36
LVDD
–
Left channel one-bit D/A converter power supply.
37
LCHO
O
Left channel one-bit D/A converter output.
Pin No.
Pin Name
I/O
Description
IC, LC78622ED
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Содержание XR-MR5
Страница 16: ...16 SCHEMATIC DIAGRAM 1 MAIN PT1 PT2 All manuals and user guides at all guides com a l l g u i d e s c o m...
Страница 18: ...18 SCHEMATIC DIAGRAM 2 FRONT FACE A FACE B FACE C SW 1 SW 2 All manuals and user guides at all guides com...
Страница 21: ...21 SCHEMATIC DIAGRAM 3 CD MOTOR REG SW All manuals and user guides at all guides com a l l g u i d e s c o m...
Страница 23: ...23 SCHEMATIC DIAGRAM 4 TUNER All manuals and user guides at all guides com...
Страница 26: ...26 ANODE CONNECTION All manuals and user guides at all guides com a l l g u i d e s c o m...
Страница 27: ...27 IC BLOCK DIAGRAM All manuals and user guides at all guides com...
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Страница 35: ...35 MECHANICAL PARTS ARRANGEMENT 1 6 All manuals and user guides at all guides com...
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Страница 39: ...39 MECHANICAL PARTS ARRANGEMENT 5 6 All manuals and user guides at all guides com...
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