Sony ICF-7600DA - Page 33

ZONTROL
SECTION
.
CONTROL
SECTION
CONTROL
SECTION
|
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Note:
10201
«PD1715G-529
e All capacitors are in uF unless otherwise noted. pF: wuF
50 WV or less are not indicated except for electrolytics
and tantalums.
e All resistors are in 2 and ¥/,W or less unless otherwise
LCD |
12.13 14 16 17 18 19 20 21
specified.
a ner > © i A a i a eee.) ees> “hks) - memo aes" enannlemscins” se. ecto “a e A : internal component.
@ Switch
‘ : R227
100 7 = :
_ TONE
a POWER ON/OFF ALARM OFF
SLEEP
OFF
KEY PROTECT OFF
$213
STANDBY
OFF
__p
mb
select
<
OFF
ve
mb
select
<>
OFF
Sts
1C203(2/4)
y
TIME
SET
CLOCK
OFF
MC74HCOOF ~ TIME SET ALARM OFF
[3]
SWITCHING
SW
OFF
2 2.75 MW/LW OFF
9 8B 4s. R228 FM OFF
R212, of PS r) Ot PRESET 1 OFF
Ke
S
ie
PRESET
2
OFF
Adel ee 1C201 MSM5259GS-K
PRESET 4 OFF
AEP,
UK,
FRANCE,
PRESET
5
ere
E,
AUS
MODEL
1C202
ENTER
A
MSM5259
MW
CH
STEP
ea PED OPIVER MAIN POWER
{| ALARM
$216 R213
we
10k
pes
|
e@
mem
=
B+
bus.
_P ¥#R236-239 v1.4 | e@ Power voltage is 6 V and fed with regulated DC power
[5] lOk: UP TO SERIAL NO.7901 BGs io | supply.
5.6k:
SERIAL
NO.7902
AND
LATER
ae
eae
;
2
J]
Voltages
are
dc
with
respect
to
ground
in
detuned
mode
ory 7.1 | pel | WW a wevorliont@onne with VOM (DC 50k 2/V). Voltage variations may be re
{ALARM BOARD] ~— noted due tolnormal production tolerances. ze
:
no
mark:
FM
mode
Bo
| ( ): MW/LW mode = az
$220 (( )) : SW mode 2 a
‘ e@ Waveforms are taken to ground in no signal mode by i
RADIO eomse lc using oscilloscope. 3
suaceR
Voltage
variations
may
be
noted
due
to
normal
produc-
a
:
tion
tolerancés.
“
»
3
:
|
3.2VP-P
8
mS
<r
a?
By
=z» wo on stNmMer OwWOR DHROANM Oo On OHO =o
BS oe ec 8S SSS SS geese eSB SR RB sSssse5 | |
66 65 64 63 62 61 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34
bees ee Bae Ocoee ee ea teste te elas Pe ene
Sees sSsesseseseseessesesecoccecces |.
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