Sony HCD-H77 - Page 38

21
-———— CC
i {VR BOARD)
23
JACK
BOARD
MIC AMP
24
25 26
rEZi £475
M521 bal Ole
7h]
|_| —] | MIC
Ly DBFB OBFB I.
ee
PN ee Pe
idk +7V +7V be ncaa
Cy iaicye-n a
| ae 4h eno |
[mute mute | |
Ba ea
(eo0e CN4O3
0.1
G6, )
MODEL
SiH 1C901
12V/-12V REG
i
9907
= ane "es2
{ [D911 UZP5.1-BC
HEADPHONES
AMP.
11C.451 |
e|
|
ina,
[92)
|
38
all
J401
=
—~ a8
C474
470
aa
MIX
MIC
=
=
se
R474
CAS4
2s
|
er
eal,
180
0.1%
Ml
|
R406
10K
0.00G,IT
MODEL
)
R456
10k
100p(EXCEPT
FOR
G,
IT MODEL)
C4001
0.01
G,1T MODEL)
0.00G,1T MODEL)
100p EXCEPT FOR
C801
POWER AMP
| Q801
2$€3399
Q80!
, MUTE | Unio we
rel’ 5
IC801 STK4132-2_93 6
[POWER BOARD] '
241-26
-0.1
ae
ie) |
|
haath
13 Z\-04
C802
4700 |
2200 35
CAPACITOR] 1
I| BOARD |!
Q908
POWER SWITCH
Q901
RESET
C905
22y 50V
!
A802
56k | |
!
HY |
C855 C877 C878 LY 4
~ ALE wa | bt |
e00@ TB80!
i te be Te NE IR] -LSPEAKER]
IMPEDANCE
USE 6-16.
, EXCEPT FOR
G, IT MODEL
H77,H!400,EA MODEL
!
H66,HI200,
E AUS
MODEL
A H70,UK
power MODEL
TRANSFORMER
Note:
e All capacitors are in wF unless otherwise noted. pF: wuF
S5OWV or less are not indicated except for electrolytics
and tantalums.
e@ All resistors are in 2 and '/,W or less unless otherwise
specified.
eo {1}: fusible resistor.
line with mark are critical for safety.
Note: The nih mark are ei by mark A or dotted
Replace only with part number specified.
ames - B+ Line
eee © B— Line
Voltage is dc with respect to ground under no-signal (detuned)
conditions.
no mark : POWER ON
@ Voltages are taken with a VOM (Input Impedance 10M®).
Voltage variations may be noted due to normal produc-
tion tolerances.
@ Signal path.
> :FM
e@ CND: Canadian model
Gs: Germany model
IT: Italian model
EA : Saudi Arabia model
AUS: Australian model