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Model 5501A
Manual Changes and Options
Change 8:
Page 5-4, Table 5-1 :
Chanee A5CR1 from 05500-80003 to 1990-0338,2, PHOTO-DIODE: SILICON, 28480,1990-0338.
-
-
"
Obsolete pages 5-7 and 5-8 (Replaceable Parts for A7 Series 1628) but keep in your manual.
Page 7-19, Figure 7-12:
Mark this page as obsolete but keep
it
in the manual. After page 7-19 insert Figure 7-12A. This page
can be found at the end of this manual section. (Be sure to change page number to read 7-19a.)
Change 9:
Page 7-13, Figure 7-7:
Make a note on this drawing to the effect the Resistors R7 and R8 are 47K in series 1616A and below.
Change 10:
1
Page 5-3, Table 5-1:
j
Change A1S2 HP Part Number and Mfr. Part Number from 3101-2116 t o 3101-1676.
Page 7-11, Figure 7-6:
Change A1 Connector Board Series from 1616A to 1428A.
Change 11:
Page 7-13, Figure 7-7:
Delete the following note:
NOTE
A2 HV Power Supply board was series 1604A, which was replaced by series l612A.
Change 12:
Page 5-3, Table 5-1 :
Change AlDS1, DS2, DS3, DS4, DS5, DS6, DS7, and DS8 Part Numbers from 1990-0485 t o 1990-0416.
(Change both the HP Part Number and Mfr. Part Number columns.)
Page 5-6, Table 5-1 :
Delete 7120-5180,1, Label, "CAUTION" and 05500-80002,1, Label, "HP and DATE".
Add HP Part Number 7210-2562,1, Label "CAUTION: LASER'MEDIUM; MAX", 28480,7120-2562.
Change 13:
Page 5-3, Table 5-1 :
Change A2 HP Part Number and Mfr. Part Number from 05501-60206 t o 05501-60202.
Page 7-7, Table 7-1 :
Change Part Number of Ref. Desig. A2 to 05501-60202.
Page 7-13, Figure 7-7:
Add Figure 7-7A which is located at the end of this manual section. (Be sure t o change page number
of Figure 7-7A to read 7-13a.)
Keep page 7-13, Figure 7-7 and mark
it
obsolete.
Page 7-19a, Figure 7-12A:
Add R24 resistor (1000 ohms) from pin
CATHODE
"H" (LASER CATHODE) to ground.
FROM
---
A I J 4 - 3
Page 5-5, Table 5-1 :
Change A7R1 t o 0683-1035 (10K ohm).
Change 14:
I
I
O n the schematic diagram of Figure 7-9 and i n the replaceable parts list, Table 5-1, change resistor A5R1
from 1.2M (part number 0683-1255) t o 2 M (part number 0683-2055) and change resistor A5R3from 390K
(part number 0683-3945) to 1M (part number 0683-1055).
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