Y IC Block Diagrams
� RF Board �
IC11 CXA1992BR
PD2PD1PDLDRFTCRF MRF ORF ICPCBCC1CC2FOK
39383736353433 3231 30292827
PD 2PD 1PDLD
I-V AMPI-V AMPAMPAMPRF SUMMING
AMPFOCUS OK
COMPARATOR
VCC
LASER
POWER
CONTROL
IFB1 � IFB6
PEAK/BOTTOMMIRR
HOLDCOMPARATORIIL
?
FEPEAK/BOTTOMDEFECTTTL
40
BIASHOLDAMP
FOCUS BIAS
FOCUS ERROR
WINDOW
AMP
VEECOMPARATOR
F I-VFOL
F41FOHLDONLPCLLPCTGFLMIRRDFCT1CC1
AMP
IIL26 SENS2
TGH?25 SENS1
E I-VTRACKING GAIN
E42TTLTGFL
AMPWINDOWTGL24 C. OUT
COMPARATOR
EI43BALHIIC DATA REGISTER, INPUT SHIFT REGISTER,
ADDRESS DECODER, SENSE SELECTOR,
VEE44VEEBALL23 XRST
OUTPUT DECODER
TEO45TTL22 DATA
ATSC
?21 XLT
IIL20 CLK
19 LOCK
BAL1 � BAL4TOG1 � TOG4
E-F BALANCE
TZCFZC
LPFI46WINDOW
COMPARATORVCC18 VCC
TEI47VCC
DFCTO
ATSC
FS1 � FS4
ATSC48WINDOWIFB1 � IFB6TG1 � TG2TM1 � TM7PS1 � PS4ISET17 ISET
BAL1 � BAL4TOG1 � TOG4TM6
COMPARATOR
TZC16 SL O
TZC49
COMPARATOR
15 SL MTM1
DFCTTRACKING PHASE
�
COMPENSATION
+14 SL P
TDFCT50TG1TM5
VCC
TM2
CENTERVEE
VCC
VC51VOLTAGE
GENERATORTM7
FZC52FZCVCCTM4
COMPARATOR
VEE
FOCUS PHASEFS1
CHARGE UP
COMPENSATION
�+
FS2
DFCTFS4
FSET
TM3
TG2
VEEVEE
12345678910111213
FEOFEIFGDFLBFE OFE MTGUTG2FSETTA MTA O
SRCH
FDFCT
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