Watchman FD-30A - Page 8

FD-30A
9
"-D-30A
8
Q202 2SC2785E-F
IF AGC
R2il
15k
QI54 2SA1162G
SWITCHING
2sceri2
VIDEO AMP
Q155 — 157
2sc27l2
SWITCHING
Sa) Rigs 9196
k
cola
11 12 13 14 15 16 17 18
a, ea = Note:
Q254 sCSca36sP e@ Components for right channel have same values as for left
channel, Reference numbers are coded from
e@ All capacitors are in uF unless otherwise noted. pF : uuF
9251 5OWV or less are not indicated except for electrolytics
—_ 2SC536SP and tantalums.
ark See | e All resistors are in ohms, '/19 W unless otherwise noted.
252 kQ: 1000 2,M2: 1000 kQ.
ai a e A: internal component.
e > signal path
seeetcap e (___] : adjustment for repair.
fy eee e Readings are taken under no-signal (detuned) conditions
51 aoep with a VOM.
Ce
B+
bus.
Q402 DTCII4EK
9401
U, BLANKING
2SC2712
[D BOARD }
19 20 21
ote:
he components identified by shading and mark
A are critical for safety. Replace only with
part number specified.
Note: Les composants identifies par un tramé et une
marque A\sont critiques pour la sécurité. Ne les
remplacer que par une piece portant le numero
specifie.
Note: Voltages are measured with a VOM (50kQ2/V).
e Switch
VIDEO OUT
2SAll75
CHING
582 eet |
0.022
p80! 0802
] [ | ISSII9— ERABI—005 cae,
0.01
ose 4 ‘a
556
7 Ct) ASS
a cs58''220e, |
R563, 620
NN
we
cael
Garey
D551,852
9801,
25C27I2L.
4,
ase
2so09)
|
|
RTO
RETO
1S1555
H
URINE
a
KEYSTONE
OUT
Lf
= Q851 9852 853,854 app p85! 9855,
2SAl162 28C2712 280596 1S$i23 2SCI622A
KEYSTONE \AA DYNAMIC FORCUS
Q803 2sc27i2L
CONVERTER DRIVE
Q804 250763 PAPA
CONVERTER OUT
34Vp_p
0807,808 Q805 2SDI005
RD7.SEN2 DUMPER
VERTICAL SIV Si =>;
STRAIGHT LINE, v uy]
| TA7640AF Tere
|
|
Cl
2
R27
6+ ¢46 10
DET, AM MIX/IF/ DET eee (1/6w)
SI
BAND SELECT
FM DX ——™ FM LOCAL —® AM
Q7
2SC536SP
SWITCHING
8
asceri2
MUTING
052
Ic51
TAT343AF
MPX
SLPI78B
(Z BOARD }
c465_|+
\ ag
[° BOARD
f (1/4)
POWER AMP
C406 | C404
0,047 | 0.068
390k
R907
1/8 ot/2W)
FOCUS
call
R808 LB H
T 1000V
Rv802
’4.7M [LUMINBN'
7 &
i
RBI! at
220k cela Cc
raog | 500V BOARD
2.7M aaa
(BW)
‘
$60!-2 Seot
= FUNCTION
48v | if TV <= RADIO —> OFF
7
ev
5.IV
Q452 2SC2712
SWITCHING
L452
R464
lOpH
12(1/8W)
| Q451 2sc27i2
! ae MONO/STEREO SWITCH geod esterle
1SS123 ex
Q6ol 288772
0603 D603 ly *!
FD-30A
22
23
A
B
Cc
BAND SELECT
BAND SELECT
FUNCTION
|D
E
F
S60!-1
OBL re) “Ft Prd
t 1
RECHARGEABLE ORY BATT
pom BATT. PACK SIZE ‘AA
BP-23 HEC DESIGNATION 6)
“ {|G
a J60!
ates
r( SP9OI
BOARD ]
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