Technics SH-EH750

SH-EH750
SCHEMATIC
DIAGRAM-5
——p——
POSITIVE
VOLTAGE
LINE
=>:CD
SIGNALLINE
MAIN
CIRCUIT
—
p=
==
NEGATIVE
VOLTAGE
LINE
mip
SURROUND
SP.DRIVE
SIGNALLINE
=
CENTER
SP
DRIVE
SIGNAL
LINE
Ld
C453. R473. C443
R872. C871 R895 @ 33P 47K «16VI0
3.3K 2200P 2.2K = San
R475 | C451
R874 R803 68K | 100P
Re3s9 ce73 ff 47K ee ae ce
— 2
2 10K aye uss SeT
| 1C402
cx
M5218AFPE3
tN
se
[oe]
2SC3311ATA
M5218AFPE3 TRC
BUFFER AMP ae
R507 C502
:
@
1.2K
16V33
3.4V 73.4V :
R840 C874 reoa dl
10K 16V10 22K
= q;
moe
C868 | R804 Sk
A\R251 ‘ 33P 1K an
pamen’ Ny
1/4W4.7 — iC 38
+
C872 R896 2SD2144STA Oe
2200P 2.2K MUTING
tS [+
Sts B32
cn Oe
7.2V
NR
O5
mo
IC403
M5218AP
BUFFER AMP
ov Sal
Pd IC404
M5218AFPE3
BUFFER AMP
UN4115TA
ATTENUATOR
CONT. R499
2.3V 4.7K
\ J
+ Q425 R478 S
P 2SD2144STA 4 (0%
ATTENUATOR
ae a este
SS eee hoes
a
Dil anne tg oe ee ns
eg ee el ee
$$ ——_
———
eT
Se
ea
see
can
iad
7.2V eee ae
-7.4V ae ae
AQ