Technics SU-Z400 - Power IC Removal; Component Terminal Identification

a ae How to remove the powe
r IC
Procedure
|
»
Remove
the
4
setsctrews.
(@
=
QO)
1-5 @ Push out the 5 knobs with screwdriver. ( ® Pi © )
® Remove the 4 setscrews. (Q~ @ )
@® Shift the main P.C.B. toward the front panel in the
direction of arrow to remove it upward from the
chassis.
6) @ (aux)
Z @ (tape Sh So
-
—
:
Main
(tuner)
(j-LKy
a
selector)
|
PCB.
—
ann
(phono)
SH,
Oy
Screwdriver
Front panel)
@® Unsolder the power IC.
Screwdriver
When mounting the power IC, apply silicon compound
(SZZ0115) to the rear side of power IC.
SVINJM2043DD
SVINJM4560DX
SVITA7317P
MA165, MA167 MA2150
MA162
2SB941 MA4110, MA4150
-
fer
2SB1123, 2SC1815
2SC1845, 2SA1015
2SA992
SS
K —fq—A
Ker
K —+— A
LN240CP,
LN440CPMS