Sony HCD-D170 - Page 64

HCD-D170/G1100
6. TCB BOARD CIRCUIT CHANGE
*
The
TCB
board
was
renewed
with
a
change
of
Parts,
please
look
at
this.
SCHEMATIC DIAGRAM
A em Eo kup
‘ FE1 FM FRONT ENB a 92 93 G4
25c2ee90Y 2SC26690Y 2SC26490Y 2ECze690Y
sl 8
9.5] % 4 death
ir\tS)
Ot]
B =
=
& 813 =
C ©
s
8
Cié 0.01 i.
D gs
es -BNIAA
2 B+ SWITCH “/
th)
[B+]
S = a
a oot. es
E
a
Sey
.
S
° ml. —_
5
5S
7
E
-
1C1
PLL 8
bh
7) =
F R
oa
Hal
3
ae
te
PoP a pao OP Or
G Sp say < we on c30 to008
3 ™ =
4.8Vp- ae
4.5MHe eal
a
z =
4 z
H ii ala ij ae
CN
os 1sP O © re) O O re)
SNe ga eae ed Fee ee ee ge et ee "bo 6 O O 6 126 13 Pee ge Bt pp pe ee re ee eee,
Mat Z2uU>eQMo wtgda iw qQ
ore O = Ww Ww I ri (te cee 6
o--j~qcgqmii azaar
COQ tlketow © »~ =
gighaes”
=}
(A) MAIN BOARB
CN250
12 13 14
« Semiconductor
Location
etn. [ Las
D1 F-2
NOTE
*All capacitors are in pF unless otherwise noted. pF: per
SOW or less are not indicated except for electrolytics
and fantotums,
“All resistors are in Q and {/4W or less untess otherwise
specified,
° A sinfernal component,
* [_] panel designation,
¢ [Bt] :Bt Line.
¢ [__] sadjustment for repair,
e Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions,
no mark: FM
( }: AM
* ican not be measured,
Voltages ore taken with o VOM(Input impedance 10MQ),
Voltage variations may be noted due to norma! produc-
tion tolerances,
e Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances,
¢ Signal path,
FM
> AN