Installation guide

LEXTERNAL_OVERRIDE
1 GHz STW
/100
+
Sampler
Pulse
Generator
XTAL
LINE
MUXING
LOGIC
+
10 MHz
Detector
LTIMEBASEDAC
DAC_ADDR
Fine and Coarse
Tune DAC
1GHZ_VCO_ON/OFF
Unlock
Detector
L_1GHZ_OUT_OF_LOCK
Beat Note
Detector
L_10MHZ_OUT_OF_LOCK
10_MHZ_OK
Oven
Cold
Timer
L_OVEN_COLD
10 MHz OCXO / TCXO
LEXT_REF_TUNE_CNTL
SER_IO_SHIFT
EXT_DET
MOD1_OPAMP
Frequency Synthesis Block Diagram for Option UNJ and Option 506 (Page 1 of 2)
blk_07
A18 Reference
10 MHz Ref
P1-17
P1-5
P3-15
From A18
Reference
To A13 Output
P1-19
P1-19
10 MHz Out
Rear Panel
Internal
Generator
DAC
Internal
Generator
DSP
10 MHz Ext.
Ref. IN
Rear Panel
A23 Motherboard
J1-26 J1-91
To A7
Baseband Generator
To A18
Reference
J10-50
INT
MOD
J9
10 MHz Ref
From A18 Reference
P1-7
J10-99
P1-7
J8
10 MHz External Ref In
To A18 Reference
P1-17
J10-97
10 MHz
NEG
10 MHz
POS
Multi Modulus
Divider
¸2 / 4 / 8 / 16
Mod
500-1000 MHz
Reference Input
10 MHz TCXO
FM Input
8.5
GHz
RF
Power
Detector
9 dB
10 dB
10 dB
Z
0 to 6
dB
10 dB
To Analog Bus
VCO Out
FM
1 MHz PM
0.1 MHz PM
VCO
FM
5
Atten &
Offset
Tesera
Prescaler
Loop Filter &
Lead-Lag
Reference
Divider /2
Paren Frac N
Prescaler Control
3
Paren Control
5
Tesera
Control
RF
Power
Detector
Phase
Detector
Source Settled
Indicators
2
12 dB
5 MHz
FM
Data I/O
16
16
VCO
Tune
To Analog Bus
RF Out
Reclocked VCO/N
FM_OUT_
BAND_
DAC
DIVIDER_
CONTROL
LPF_SELECT
6
6
7
ATTEN_
CONTROL
0 to
120 dB
10 MHz PM
MOD_CONTROLH_FM_INV
H_SD_FM
L_SD_OFF
L_FM_OFF
FM_IN_BAND_OFFSET_DAC
FM_IN_BAND_DAC
GAIN_CONTROL_DAC
EE_POT_
CONTROL
7
3
L_PAREN_RST
L_WIDELBW
L_POS_PHASE_INCR
PAREN_STRB
9
A16 Frac-N
7
P1-11
J1P1-10
To A21
YTO Driver
From A21
YTO Driver
P3-17
From A13
Output
J6
To A13
Output
J2
To A15 Sampler