9–3
WFM 601A, WFM 601E, & WFM 601M Service Manual
Y
DAC
Blanking
logic
PIX
intensity
Readout
intens (3)
Sweep speed
from DACS (3)
Horiz readout
from
m
Processor (3)
Reclocked
serial output
Vert readout from
m
Processor (3)
Ref video to
Line rate controller
sync separator (3)
Input
Switching
Horiz readout
select from Line
rate controller (3)
PIX Contrast
from DAC (3)
Horiz magnifier
from Line rate
controller (3)
Horiz gain
from DAC (3)
WFM horiz pos
from DAC (3)
Filter
select
mux
Line/field rate
sweep
generators
Horiz
signal
mux
Ext horiz
from
Remote (3)
Lightning X
from Component (2)
Filter
selection
from
Line rate
controller (3)
From Line
rate controller
Vert readout
select from
Line rate
controller (3)
V MAG
from Line rate
controller (3)
Horiz
amplif
V POS
from DAC (3)
Vert
amp
Waveform
intens (3)
Vector
intens (3)
Line select
strobe (3)
Option
blnkng (3)
External
blnkng (3)
GBR
intens (2)
Horizontal
signal selection
from
Line rate controller
(3)
SER A
SER B
SERIAL
OUT
Y P
B
P
R
to
Component
(2)
CH A
from
Line rate
controller
(3)
Serial
Receiver
Deserializer
Coprocessor
Y
Delay
HB
filter
P
B
DAC
27 MHz
6.75 MHz
Input
mux
Lpass
filter
Diff step
filter
Int/Ext
ref
MUX
EXT
REF
Y
P
B
P
R
Input sel
from Line rate
controller (3)
From
Component
display
switching
(2)
Int/Ext
from
Serial static
outputs (3)
Lightning Y from
Component (2)
Luminance
Flat
Diff step
Retrace
from Line rate
controller (3)
Square
wave
cal
CAL Level
from
DACS (3)
CAL timing
from
Line rate
controller (3)
Control line
Signal flow
Phase locked
loop & clock
regenerator
27 MHz
Y sync
13.5 MHz
13.5 MHz
Schematic diagram number
(2) or (3)
Block diagram number
R
G
B
Eye signal
Sweep 3x rate
AUX in
Data
bus
to/from
m
Processor
(3)
Address
bus
to/from
m
Processor
(3)
Comp sync
Sync
filter
ATT sync
Offset
phase
locked
oscillator
27 MHz
F
H
from
Line rate controller (3)
Eye pattern
sampler
EQ
Flat
6.75 MHz
Int video
Located on
Serial
board
AUX EYE
OUTPUT
75
W
Recon
filter
2
3
1
1
1
15
8
8
10
HB
filter
10
11
13
16
9
13
Recon
filter
16
4
1
Jitter
demodulator
Peak
detectors
A/D
Signal
level meter
5
7
2
6
MISO
To m
Processor (3)
16
17
17
18
18
24
15
HB
filter
P
R
DAC
11
13
Recon
filter
Vert gain
from DAC (3)
Y sync 13.5 MHz
Serial Data
Serial Clock
Parallel
Video
JITTER
OUT
18
K 1
Figure 1–1: Main block diagram 1
Summary of Contents for WFM 601A
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Page 10: ...Table of Contents vi WFM 601A WFM 601E WFM 601M Service Manual ...
Page 16: ...Service Safety Summary xii WFM 601A WFM 601E WFM 601M Service Manual ...
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Page 35: ...Specifications 1 14 WFM 601A WFM 601E WFM 601M Service Manual ...
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Page 44: ...Installation 2 8 WFM 601A WFM 601E WFM 601M Service Manual ...
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Page 270: ...Replaceable Electrical Parts 8 98 WFM 601A WFM 601E WFM 601M Service Manual ...
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