Adjustment; Fm Section; Audio Section; System Connections - Kenwood R-SE7 Service Manual

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R-SE7/SE-7(G)

FM SECTION

X05-4622-71 (E/T TYPE)
NO. ITEM
DISCRIMINATOR
1
DISTORTION
2
(STEREO)
AUDIO SECTION (X09-469x-xx)
NO. ITEM
POWER: ON
B CLASS
1
IDLE CURRENT

SYSTEM CONNECTIONS

(a)
SPEAKER
(6 – 16 Ω)
Dummy antenna

ADJUSTMENT

SELECTION :FM
INPUT
SETTINGS
(A)
98.0kHz
1kHz, ±75kHz dev.
60dBµ(ANT input)
(C)
98.0MHZ
1kHz, ±68.25kHz dev.
Pilot: ±6.75kHz dev.
60dBµ(ANT input)
INPUT OUTPUT
SETTINGS SETTINGS
SELECTOR : AUX
Connect a DC
voltmeter across
CN1(L)
—
CN2(R)
(X09, A/7)
SUB
WOOFER
PRE OUT
R L
R
L
IN IN REC OUT
TAPE
CD AUX
AC voltmeter
Oscilloscope
Distortion meter
(B)
FM SG AG
FM SG MPX
AG
AM SG
OUTPUT TUNER
SETTINGS SETTINGS
Connect a DC
voltmeter
MONO
between
98.0MHz
Pin 1 and Pin 2
of CN 2.
AUTO
(B)
98.0MHz
AMP
SETTINGS
PURE A : OFF
Volume : 0
FM75Ω AM
SYSTEM
FM300Ω GND ANTENA CONTROL
PLAY OUT REC OUT PLAY OUT
MD
(A)
AG (C)
(D)
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ALIGNMENT
ALIGN FOR
POINTS
L 31 0V
L 32 Minimum distortion.
IFT (A1) Minimum distortion.
ALIGNMENT
ALIGN FOR
POINTS
VR1(L)
VR2(R) 20mV
(X09, A/7)
(b)
Dc voltmeter
CN1(L)
CN2(R)
25/8/2013
FIG.
(a)
(a)
FIG.
(b)
20mV
8