Sony UP-895 Service Manual page 32

Block diagram of IC501
VIDEO A/D
CIRCUIT CONVERTER
FETCH
FETCHSTOP
COPYSTOP
FETCHING
COPYING
LINEPULS
CSYNC
INTOUT2
CK01B
CLOCK
GEN.
CK01A
IC304
SYSTEM
CONTROL
4-6
IC503
FRAME
MEMORY
8
89-92.95-98
8
167
169
8 8
.
172
176
FRAME
MEMORY
1
CONTROL
COPY
2
3
4
15
18
19
2
EXTV
21
VF
22
135
132
136
137
21
99.101-104.106-110.112-114.117-120.122-125
21
8 8
NEGA/POSI
MEMORY
FILTER
MEMORY
FETCH
COPY
MODE
REGISTER
EXT. SYNC
SIGNAL
PROCESS
CLOCK
CONTROL
126 128
8
LINE
EDGE
8
ENHANCEMENT
CALCULATION
8
LINE
SERIAL TRANSFER
7 8 9 10 11 13 14
UP-895/(E)
9