3-
7
B
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
Does
the SLED move
to inner side when it is at
outter position?
Motor Driver
XFTSMUTE
Pin is High?
Check the connection line of
XFTSMUTE
signal.
Is
SLED
DC Level
lower
than 1.65V?
Check the related circuit of
SLED
.
SL+ and SL- output
properly?
Check the amp circuit on motor
driver.
Check the cable connection with
MECHA.
Do not put in disc and tray
close.
C
Optical Lens has
movements for searching
Focus?
Proper
FSCON
outputs
to motor driver?
Check
FSCON
connection on
CXD1885Q
and motor dirver.
Proper F+ & F- outputs?
Check the amp circuit on motor
dirver.
Check cable connect on with
pick-up head.
Содержание M55
Страница 26: ...2 SDRAM CLOCK FIG 2 1 3 TRAY OPEN CLOSE SIGNAL CH1 EJ CH2 EJ FIG 3 1 3 12 ...
Страница 28: ...5 LENS CONTROL RELATED SIGNAL NO DISC CONDITION LDON FIG 5 1 CH1 DVD_LD CH2 CD_LD FIG 5 2 3 14 ...
Страница 29: ...6 FOCUS CONTROL RELATED SIGNAL NO DISC CONDITION FSCON FIG 6 1 CH1 FOCUS CH2 FOCUS FIG 6 2 3 15 ...
Страница 30: ...7 SPINDLE CONTROL WAVEFORM CH1 SPWM2 CH2 SPWM1 FIG 7 1 DVD CH1 SPWM2 CH2 SPWM1 FIG 7 2 CD 3 16 ...
Страница 31: ...8 FOCUS ON WAVEFORM FSCON FIG 8 1 CD FIG 8 2 DVD 3 17 ...
Страница 33: ...FIG 10 2 480P FIG 10 3 720P FIG 10 4 1080I 3 19 ...
Страница 34: ...11 RF WAVEFORM FIG11 1 CD FIG11 1 DVD 12 HDMI CH1 HSYN CH2 VSYN FIG12 1 480I 3 20 ...
Страница 35: ...CH1 HSYN CH2 VSYN FIG12 1 480P CH1 HSYN CH2 VSYN FIG12 1 720P CH1 HSYN CH2 VSYN FIG12 2 1080I 3 21 ...
Страница 36: ...13 ES6168F AUDIO OUTPUT TO AUDIO DAC CHI1 BITCLOCK CH2 LRCLOCK FIG 31 1 14 AUDIO OUTPUT 1KHZ 0DB FIG 14 1 3 22 ...
Страница 65: ...HS4 DVD_B008 VM1 0 RS232 P1 J2 1 6 5 RS232 P C BOARD TOP VIEW BOTTOM VIEW 3 64 ...