Alpine TDA7556R Service Manual page 18

TDA-7556R/7659R/
TDA-7552R/7550R
[C022 1C021 1€222(1/2)
C041 1€841.(1/2} ' 1€222(2/2)_ 1C221
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(Vec/FM) (€)
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8 3
R030 2
7 :
100-1740 sy
a
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§ :
®
8
é 1C222 IF MUTE ON/OFF 7
XRAAS6OF(O@)
RADIO/TAPE/AT-NET
aviv | SEEK ON/OFF
Ss KRASSSBFH( 40) BUFFER ANP SWITCHING.
& ELECTRICAL
VOLUME
(K) CD Changer
= TAPE
>
FM
IF MUTE ON/OFF
§ FM : LW ON/OFF
AM FM/AM
FM
FM/AM
FM/AM
FM I TUNER
1C221
TEA6320T
TUNER
1F MUTE ON/OFF
en \F MUTE ON/OFF
= IF MUTE ON/OFF
no}
s 5 MODE
S 3vov | SEEK ON/OFF
DTC124K
A?
Ow4.5V | REQON/OFF
-
c
4.9VA0V RDS ON/OFF LW
's
SWITCHING
=
°
~ <Measuring Conditions>
i 1. Power Supply Voltage : DC14V
FA
2. Measuring Meter : Digital Multi Meter
ms
3. Measuring Point Reference : Between Ground
RADLO+B
4. Measuring Conditions : No Signal Input
FM : 98.1MHz
vA 0094 0095
ye a 2802008 2SD1994A
= AM : 999kHz (MW)
Oj
+ TAPE: Blank Tape Play
m
" i \ % aa Nee XRAM560F(O@) = NOTE: ©: For TDA-7556R Model Only,
2
XRAASSOFH( 4G)
; @§ @ : For TDA-7659R Model Only,
=
> Pre
(0) |@ 4: For TDA-7552R Model Only,
s
cae
=a — Me (0: For TDA-7550R Model Only,
24K 2 c Others : Common.
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2
6 rd F A s
i °
s
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| 38 5 8| 2
C042 0.022
+H
PLL
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530 0.01
+H
E041 22/16
= +
= +
£641 100/10
b4 Bad
©
= +
£843 4.7/35
10841 XRA45S8FH
NOTE:
1. All resistance values are in ohms. K = 1,000 1
2. All capacitance values are in microfarads. P = 7.000.000
tie