Sony TA-2000F - Parts Changed; Correction

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.
1HO656-1
Printed
in
Japan