HP 5065A Operating And Service Manual page 339

MANUAL CHANGES MODEL 5065A (05065-9041)
SERIAL PREFIX OR
SERIES NUMBER CHANGES
Page 8-33, Figure 8-13. A5 Digital Divider Assembly (Option 001)(Sheet 1):
All Serials >Change label at A5A1J1, left side of diagram to, "1MHz
FROM FREQ DIV A4(2)".
>Change label at A5A1J2 to "CLOCK DRIVE TO A16".
>Change pin numbers 4 and 6 for A5A5XA3 and A5A4XA4; pin 6
should be "4" and pin 4 should be "6" on both sockets.
REFERENCE DESIGNATIONS table:
>Change S1-3 to S2, under A5.
>Change C1,2 and R1-3 to C1 and R1-4 (respectively) under
A5A4.
2144A >Change A5 SERIES to 2144.
>Change A5A3 from 05061-6013 to 05061-6167, SERIES 2144.
2208A >Change A5 SERIES to 2208.
Page 8-35, Figure 8-14. A5A2 Master Clock Board (Option 001) (Sheet 2 of 3):
All Serials >Change Reference Designator for resistor R48 to R42.
>Change Reference Designator for resistor R42 to R43.
>Change A5A2IC1, IC2, and IC3 part numbers to 1820-0580.
2144A >Change A5A2 SERIES to 2144.
2208A >Change A5A2 SERIES to 2208.
2308A >Replace A5A2 schematic, component locator, and tables with
new page 8-35 (SERIES 2308) supplied in this manual change.
Page 8-37, Figure 8-15. A5A3 Preset Clock Board (Option 001) (Sheet 3 of 3):
All Serials >Change label at A5A3 pin 6 by deleting "OUTPUT, TICK,
BLOCKING & OSCILLATOR".
>Change "A5AK3)" at label for A5A3 pin 7 to A5AK8).
>Change A5A3IC13, IC15, and IC16 part numbers to 1820-0580.
>Change the value of A5A2 L1 and L3 to 51 microhenries.
>Replace A5A3 (05061-6013) schematic, component locator, and
tables with new A5A3 (05061-6167, SERIES 2144) schematic,
component locator and tables supplied in this manual
change.
>Change A5A3 SERIES to 2208.
>Replace A5A3 schematic, component locator, and tables with
new page 8-37 (SERIES 2308) supplied in this manual change.
2144A
2208A
2308A