Sony BVW-55, Maintenance Manual

Page: 646 / 942

3-4
BVW-55
3-4
Overall (2/3)
Block diagram Block diagram
Overall (2/3)
Overall (2/3)
LOT NO. 812-
SW
AND PIO
MPU CONTROL
INTERFACE,
DIAL
RAM
SIO
D-SUB 9P
DRIVER/
RECEIVER
RS-232C
INT
PIO FRAME GEN.
SIO,CTC,
PIO,INT,
DECODE
ADDRESS
JOG/
SEARCH
DIAL SENSORS
ADDRESS AND DATA BUS
RAM
DATA
DATA
DATA DATA
DATA BUS
BUFFER
ADDRESS
ADDRESS
ADDRESS
DRIVER/
RECEIVER
LINE
OSC
4.91 MHz
DP-264
AUDIO METER
REMOTE
SUB LCD
DP-277
(FACTORY USE)
AUX
KY-446
AUDIO/VIDEO
CONTROLVR
TRACKING VR
RV2,3,41,51,100-103
IC109,S100-139
IC103
CONTROL PANEL
KEY/LED
MATRIX
16 MHz
CK GEN.
IC111
DIAL I/F
IC105
KEY/LED
MATRIX
D1-57,103,S101-112
LCD PANEL
IC103
16 MHz
CK GEN.
IC110
NV-RAM
MPU
MPU
IC216
IC213
X201
IC203
IC206,208,209
BATTERY
AND
CRYSTAL
NV-RAM
RTC
IC120 BT101
POWER ON
RESET
LATCH
ADDRESS
RESET
IC108
SYS CPU
CK
L:SYS RESET
X101
IC104,105
40MHz
10MHz
8MHz
IC114
IC5-8
IC109-113
IC302
IC300
SYS BUS(A BUS,D BUS)
BUFFER
AND PIO
MPU CONTROL
INTERFACE,
RAM
BUFFER
IC312
IC311
IC307
IC301
AND PIO
MPU CONTROL
INTERFACE,
RAM
BUFFER
IC315
IC314
IC409
IC306
SUPERIMPOSE
CHARACTOR
CONTROL
OSC
X300,301
BUFFER
BUFFER
IC9-13
CN3 50P
CN2 3P
IC405-408
EVR
IC118
DP-300
VIDEO
PROCESS ENCODER
COMPOSITE
IC203 IC200
TC IN TC OUT
IC22
V
SCAN
CONV.
IC410
PIO
VPR-59
SDI AUDIO
CONTROL
(AP5)
IC807
CONTROL
IC711,712
AUDIO
PIO
EVR
IC3
for VCA
IC128
TIMING
GEN.1
TIMING
GEN.2
IC129
TIMING
IC225
GEN.3
PIO
IC413 IC406
EVR
TG-191
APR-42
LTC OUT EXT LTC
LTC
SY-272
SIF3(SCK,CMD,RES,START)
SIF2(SCK,CMD,RES,START)
SYS(A BUS,D BUS)
MD-122
PIO
IC704
IC708
EVR
RP-107
IC31
EVR
EVR
AFM-16
IC102
for VCA
DM-121
SYS(A BUS,D BUS)
(EEPROM)
NV-RAM
(EEPROM)
IC909
X901
OSC
MPU
DEMODULATOR
BLOCK
for
IC905
Y CONTROL
EVR
EVR
IC906
C CONTROL
VIDEO PB
PROCESS
CONTROL
IC908
MPU
for
IC1808
TBC BLOCK
OSC
NV-RAM
(EEPROM)
X1801 IC1812
CONTROL
TBC
PIO
DIGITAL
AUDIO
TIMEBASE
EXPANSION
SDI
RECEIVER
EDH DEC
EDH ENC
S/P
P/S
EVR
IC457
IC702
IC102
for
IC601
IC301
IC600,810
IC250
PROCESS
AUDIO/VIDEO
CONTROL
MPU
IC455
IC352
IC400
TBC
BUFFER
SETUP
REMOVE
IC43
COMPOSITE
DECODE
IC406
GEN.
PIO
EVR
IC34
IC58
A/D
SDI-23
DEC-97
LTC
REC/PB
PROCESS
SV-206(1/2)
PB LTC
REC LTC
TC HEAD
(IC300/SV-206)
TO OVERALL(3/3)
IC115
IC101
IC101
OSC
SIF1(SCK,CMD,RES,START)
for REC CURRENT
PROCESSOR
SDI IN
SDI OUT
IC33
VITC
IC402
CP-317(1/3) CP-317(2/3)
SYS ROM
DIGITAL
AUDIO
TIMEBASE
SDI
for
IC503
COMPRESSION
TRANSMITTER
IC1,3