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CHANNEL l
INPUT
TEKPROE>E
CON NEC.TOR
CHl\NNEL 2
INPU"T
TEKPROBE
CONNECTOR
MAINFRAME" SEQUENCING,
MAlNFP.AME iO
PL.U~-IN
DJ>.,TA
OVERLOAD
U940,U945
CH1-2
2.,
PUSH6UTTOl'lS
,,
,
FRONT P1'NEL
\30ARD
CH 1-2.
LEDS
,,
CAL
CAL RE.FERENCE
BUFFER
U841
c.Hl 'O>IOtNAL
CAL S IG.NAL.. C.H 1
~
C.H 1
OV'ER~AO
SE:NSE
ATTEH
AT950
Re~YSW\TC.Hlt-lG
PROBE, OFFSS1"
PROBIE. DP..'TA
PROBE CLOC.K
CH2 SI0.1'Jl>.L
C.M.SIO.NAL C.H1
~
C.H 2
ATTEN
OVERLOA.D
SEN~E
AT960
RELAY SW\TGt\lNGi
'
PROBE OFFSE."T
PROB1" DA1"A
' .
Pl'O!H: CLOCK
l 1A5Z
R!'SET
.___
---
MPU
DATA
6
UG.<00
u;oo
--
t
Bv
'
ATT!'N C.HEC.KBAC.K
~v
INPUT
RELAY
MULTI-
LED
PLEXER
i - - -
DRIVER
CON1"ROL
U<tlO
IJIOOI
..---
U850
2.
, r
8
r
t
C.1'LS\G.NAL
RELl>.Y
K9"0
r
I
4
,
4
TE~T
R5AD\3AC.K
FUSI= C.HEC.I<
OVER\..OAD SENSE
PROBE D/'.TA
TEST
MULTI-
AT1"EN SHIFT DATA
PLE-XE.R
r--
CLOCK AND CS
U/50
D/o.C. \'.EADEIACK
A-D
C.ONVE.1'.TE:R
,..---
SDI DATA
r
SPIPATA
SAMPLE/HOLD ADDRESS
SENESC.HAL
AC.VS DA1"A
Vg
U<OOO
MAJTST
I
Al-JALOG
a,,
CONTROL
i - -
MINTST
'
.___
s~~[5e1
VOLTAGE
+-------
VARIABLE:
LJ
,___
SYSTEM
MODULES
DAC,
A11'1
~AL
c:;,AIN
U<D30
r---
ElllTTERY
A1A'2.
i - -
RAM
OFF
USO\
8/
Rt:AD ADDRESS !>.ND READEIACK DISABlE
HF !>.DJ
$
NULL
U335, U540
CH1 SIG<NAL
+
t---
-
CH
f
AUXSlc;.
OFFSET
c,H 1
+
Bl\NDWIDTH CONTROL
SIE;Nl\L
OtAIN CONTF:OL.
AMPLIFl\:R
-
+
U'310
'
CHANNEL SWllCH SEQUENC...ING.
-
'
DISPl.-1>.Y SI
<O
CH ' 1 . Slc;.Nl>.L
+ '
,
.__..
-
'
C,H 2. AUX SIG
,
OFFSET
CH
2.
BAKDWIDTH CONTROL
Slc;,NAL
GoAIN C,ONTl'.OL
AMPLIFIER
<!.Hl>.NNEL SWITCH SEQUENCINc;,
U410
BLOCK DIAGRAM
Figure
6-2.
11A52 Block Diagram
7391-601
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