Panasonic SL-VP48, Руководство по обслуживанию

Страница: 42 / 72

Pin
No.
Mark I/O /
Division
Function
67 DMUTE/
/
SRDATA
O Muting signal output (“H” :
Mute)/Serial data signal
output
68 STAT O Status signal output terminal
69 NRST I Reset signal input terminal
(“L” : Reset)
70 SPPOL O Spindle motor drive signal
output terminal
71 PMCK O Frequency division clock
signal output (f=88.2Hz)
72 SMCK O System clock output (f=
4.2336MHz)
73 SUBC/ /
SSYNC
O Sub-code serial output data
74 SBCK/ /
64FS
I Clock input for Sub-code
serial data
75 NCLDCK O Sub-code frame clock signal
output terminal (f=7.35kHz)
76 NTEST I Test terminal (Normal: “H”)
77 X1 I Crystal oscillator circuit
input terminal (F=
16.9344MHz)
78 X2 O Crystal oscillator circuit
output terminal (F=
16.9344MHz)
79 DV
DD
1 — Power supply (digital circuit)
terminal
80 DV
SS
1 — GND (digital circuit) terminal
17. Replacement Parts List
Notes:
*Important safety notice:
Components identified by mark have special characteristics important for safety.
*Furthermore, special parts which have purposes of fire-retardant (resistors), high-quality sound
(capacitors), low-noise (resistors), etc. are used.
*When replacing any of components, be sure to use only manufactures specified parts shown in
the parts list.
*The parenthesized indications in the Remarks columns specify the areas. (Refer to the cover
page for area.)
Parts without these indications can be used for all areas.
*The parenthesized indications in the Remarks columns specify the colours. (Refer to the cover
page for colour.)
Parts without these indications can be used for all colours.
*Warning: This product uses a laser diode. Refer to caution statements.
42