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A-2000F J
2-2.
PARTS CHANGED
Some
transistors
employed
in the amplifier
have been
changed.
Only the new transistors are available for
repair work.
Reference Number
Q102(Q202), Q305(Q405), Q501(Q601),
Q502(Q602), Q504(Q604), Q505(Q605)
Former
Type
New
Type
Q101(Q201)
Q104(Q204), Q307(Q407)
Q303(Q403)
ST
s
2SA611
2SA678
Fig. 1.
Former and new type transistors
Applicable Serial Numbers
500,301
and later
Interchangeability
New
and old type transistors are mutually interchangeable.
3. CORRECTION
SK
23
A
2
2
JHfh
or
lot
voltage
Vp
Jot
voltage
number
Jdss rank
number
ldss_ rank.
Fig. 2.
Example of Idss rank
Note:
should be corrected.
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