Zenith XBV613 Service Manual - Page 72
Servo Block Diagram
UPC - 719192169715
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2. SERVO BLOCK DIAGRAM 3-79 DISC M D X601 27MHz X-TAL DVD_LD, CD_LD , VR_CD , VR_DVD CD_MD, DVD_MD PICKSEL DVD: A,B,C,D, RF CD: A,B,C,D, E, F,RF HOMESW,INSW,OUTSW FACT +/-, TACT +/- MOT_SPDL +/SLED +/- IC201 AM5869S Motor Dr iver DRVSB SPDL_SENS +/- MEMDA[0:15] IC601 ZR36882ELCG MPEG / DSP/RF MEMAD[0:19] FL ASHCSMEMRDMEMWR- SCL, SDA FLASH ROM EEPROM FOCUS_S, TRACK_S, SLED_S, SPINDLE_S, RXD, TXD CN601 DOWNLOAD LOAD +/- OPEN ,CLOSE
3-79
IC201
AM5869S
Motor Dr
iver
DVD: A,B,C,D, RF
CD: A,B,C,D, E,
F,RF
MOT_SPDL
+/-
X601
IC601
ZR36882ELCG
MPEG / DSP/RF
FOCUS_S, TRACK_S,
SLED_S, SPINDLE_
S,
SPDL_
SENS +/-
FACT +/-, TACT +/-
SLED +/-
LOAD +/
-
27MHz
X-TA
L
DVD_LD, CD_LD , VR_CD , VR_DVD
PICK
SEL
HOMESW,INSW,OUTSW
DRVSB
FLASH
RO
M
FLASHCS-
MEMRD-
MEMWR-
MEMDA[0:15
]
MEMAD[0:19]
EEPRO
M
SCL, SDA
CN601
DOWNLOAD
RXD, TX
D
M D
DISC
CD_MD, DVD_
MD
OPEN ,CLO
SE
2. SERVO BLOCK DIAGRAM