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PHONES
INPUT SELECTOR
VOLUME
MPEG
Cinema Re-EQ
DOLBY DIGITAL
CLIP INDICATOR
POWER
ON/STANDBY
A
B
SPEAKERS
MUTE
DOWN
UP
DISPLAY MODE
S VIDEO
VL-AUDIO-R
CD2 / TAPE2
MONITOR
ON
OFF
AV AUX
SYSTEM
CONTROL
FRONT SPEAKERS
(4-16
)
CENTER
SPEAKER
(4-16
)
SURROUND SPEAKERS
DIGITAL IN
DIGITAL OUT
VIDEO 2
COAXIAL
VIDEO 3
COAXIAL
VIDEO 4
OPTICAL
CD 1
OPTICAL
OPTICAL
SL 16 XS 8
( SL 16 )( XS 8 )
(4-16
)
SWITCHED TOTAL
90W MAX.
L
R
A
L
R
L
C
R
B
SL 16
TEXT
L
R
R
ANTENNA
AM
-FM 75
GND
CD1
PHONO
MD/
TAPE 1
REC
OUT
PLAY
IN
REC
OUT
PLAY
IN
PLAY
IN
PLAY
IN
CD2 /
TAPE 2
MONITOR
MONITOR
OUT
FRONT
FRONT
SURROUND
SURROUND
CENTER
CENTER
SUB
WOOFER
SUBWOOFER
L
L
R
L
R
VIDEO
S VIDEO
PRE OUT
VIDEO4 6CH. INPUT
AUDIO
VIDEO 3
VIDEO 4
PLAY
IN
VIDEO 2
VIDEO 1
L
R AUDIO
PLAY
IN
REC
OUT
+
-
6CH
2CH
VIDEO 4
INPUT
Knob
(K27-2248-04)
AC power cord*
(E30-)
AC outlet*
(E03-)
Phono jack
(E63-1069-05)
Miniature Phone jack
(E11-0374-05)
Phono jack
(E63-1030-05)
Panel
(A60-1649-12)
Knob
(K29-6858-12)
Knob
(K29-6855-03)
Knob
(K29-6855-03)
Knob
(K29-6852-04)
Phono jack
(E63-1071-05)
Slide switch
(S62-0034-05)
Front glass
(B10-2418-03)
Indicator
(B12-0326-04)
Front glass
(B10-3503-03)
Screw terminal board
(E70-0095-05)
Screw terminal board
(E70-0096-05)
Miniature phone jack
(E11-0360-05)
*Refer to parts list on page44.
This manual is available for repair in the Europe and England markets.
Please refer to the original manual (B51-5560-00) if need the information in the USA and Canada and other
markets.
Cylindrical receptacle
(E56-0019-05)
Cylindrical receptacle
(E56-0020-05)
Phono jack
(E63-1055-05)x3
Power cord bushing
(J42-0083-05)
Oscillating module
(W02-1114-15)
Phono jack
(E63-1054-05)
Cylindrical receptacle
(E56-0012-05)
Phone jack
(E11-0271-05)
Indicator
(B12-0333-04)
AUDIO VIDEO SURROUND RECEIVER
KRF-X9992D/X9992DE
SERVICE MANUAL
© 1999-8/B51-5564-00 (K/K) 1653
70%
Cylindrical receptacle
(E56-0019-05)
Optical receiving module
(W02-1181-05)
Phono jack
(E63-1039-05)
Phono jack
(E63-1056-05)
Phono jack
(E63-1070-05)
Lock terminal
board
(E70-0052-05)
Phono jack
(E63-1040-05)
KRF-X9992D(K) COVER1,1P( 99.11.1 6:53 PM y[W 1


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KRF-X9992D/X9992DE
2
CONTENTS / ACCESSORIES / CAUTIONS
CONTENTS / ACCESSORIES / CAUTIONS .............. 2
ADJUSTMENT ............................................................ 3
PARTS DESCRIPTIONS ............................................ 4
PC BOARD ................................................................. 5
SCHEMATIC DIAGRAM ........................................... 13
EXPLODED VIEW .................................................... 43
PARTS LIST.............................................................. 44
SPECIFICATIONS .......................................Back cover
Contents
FM
(T90-0841-05)
indoor antenna (1)
Remote
(A70-1290-05)
(RC-R1007)
Battery cover(A09-1130-08)
control unit (1)
Loop antenna stand (1)
Batteries(R6/AA) (4)
AM loop antenna (1) (T90-0833-05)
(J19-3645-05)
How to reset the microcomputer
The microcomputer may malfunction (impossibility of operation,
erroneous display, etc.) when the power cord is unplugged and
plugged in again while the unit is in ON mode or due to other
external causes. In this case, execute the procedure on the right to
reset the microcomputer and return the unit to the normal condi-
tion.
÷ Resetting the microcomputer clears the memory you entered and
returns it to the initial condition when the unit left the factory.
1With the power cord plugged in, turn the POWER key to
OFF.
2While holding down the
(ON/STANDBY) key, press
the POWER key.
Please note that the following items will be deleted from
this unit's memory if the power cord is disconnected
from the AC outlet for approximately three days.
Memory backup function
÷ The frequency setting is cleared and 87.5 MHz is selected.
÷ The preset station memory is cleared.
÷ The surround setting is cleared and reset to the initial condition.
÷ The input selection is cleared and the "Tuner" input is selected.
÷ The volume setting is cleared and the volume is set to "-66 dB".
÷ The receiving band setting is cleared and the "FM" band is
selected.
Accessories
Cautions
KRF-X9992D(K) COVER1,1P( 99.11.1 6:53 PM y[W 2


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3
ADJUSTMENT
KRF-X9992D/X9992DE
No.
ITEM
INPUT
SETTINGS
OUTPUT
SETTINGS
RECEIVER
SETTINGS
ALIGNMENT
POINTS
ALIGN FOR FIG.
1
DISCRIMINATOR
(A)
98.0MHz 1kHz,
±40kHz dev.
70dBf (ANT. input)
Connect a
DC voltmeter
between CN12
1
and CN12
2 (X11)
MONO
98.0MHz
L604
(X11)
0V
(a)
2
DISTORTION
(MONO)
(A)
98.0MHz 1kHz,
±40kHz dev. MONO
70dBf (ANT. input)
(B)
MONO
98.0MHz
L605
(X11)
Minimum
distortion
(a)
3
DISTORTION
(STEREO)
(C)
98.0MHz 1kHz,
±40kHz dev.
Selector : L or R Pilot
:
±6kHz dev.
70dBf (ANT. input)
(B)
AUTO
98.0MHz
IFT(RF
FRONTEND
: A601)
Minimum
distortion
(L or R)
(a)
4
TUNING LEVEL
(A)
98.0MHz MONO
1kHz,
±40kHz dev.
25dBf (ANT. input)
(B)
MONO
98.0MHz
VR601
(X11)
Adjust VR601
and stop at the
point where ED1
(TUNED) goes
on.
(a)
FM SECTION :
SELECTOR : FM
*Adjust NO.1 and NO.2 repeat.
AUDIO SECTION
SPEAKER : A
PREOUT : OFF
PROLOGIC : ON
<1>
IDLE CURRENT
--
Connect a DC
voltmeter across
CN1 (each port)
1, 2 pin : L
5, 6 pin : R
3, 4 pin : SL
7, 8 pin : SR
9, 10 pin : C
(FRONT 2ch
MODE)
Volume:0
VR1(L)
VR2(R)
VR3(SL)
VR4(SR)
VR5(CENTER)
(X07-)
10mV
SYSTEM
CONTROL
FRONT SPEAKERS
(4-16
)
CENTER
SPEAKER
(4-16
)
SURROUND SPEAKERS
DIGITAL IN
VIDEO 2
COAXIAL
VIDEO 3
COAXIAL
VIDEO 4
OPTICAL
CD 1
OPTICAL
SL 16 XS 8
( SL 16 )( XS 8 )
(4-16
)
SWITCHED TOTAL
90W MAX.
L
R
A
L
R
L
C
R
B
SL 16
TEXT
L
R
R
ANTENNA
AM
-FM 75
GND
CD1
PHONO
MD/
TAPE 1
REC
OUT
PLAY
IN
REC
OUT
PLAY
IN
PLAY
IN
PLAY
IN
CD2 /
TAPE 2
MONITOR
MONITOR
OUT
FRONT
FRONT
SURROUND
SURROUND
CENTER
CENTER
SUB
WOOFER
SUBWOOFER
L
L
R
L
R
VIDEO
S VIDEO
PRE OUT
VIDEO4 6CH. INPUT
AUDIO
VIDEO 3
VIDEO 4
PLAY
IN
VIDEO 2
VIDEO 1
L
R AUDIO
PLAY
IN
REC
OUT
+
-
6CH
2CH
VIDEO 4
INPUT
(A)
(B)
(C)
FM SG
FM SG
AG
MPX
AG
AC voltmeter
Dummy antenna
Oscilloscope
Distortion meter
SYSTEM CONNECTIONS
KRF-X9992D(K) COVER1,1P( 99.11.1 6:53 PM y[W 52


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4
PARTS DESCRIPTIONS
DE
KRF-X9992D/X9992DE
KRF-X9992D(K) COVER1,1P( 99.11.1 6:53 PM y[W 53


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A
BD
F
H
J
CE
G
I
2
1
3
5
7
4
6
Refer to the schematic diagram for the value of resistors and capacitors.
PC BOARD (Component side view)
6
5
X07-293X-XX A/8 (J70-1152-11)
CENTER
SPEAKER
SURROUND
SPEAKERS
LR
BA
FRONT
SPEAKERS
LR
LR
B
B
EE
EE
B
BB
BE
E
E
EB
B
BB
E
EE
E
E
B
BB
BE
E
EB
B
129
B
E
B
E
X07
H/8
X07
G/8
1
3
1
3
X07 E/8
X07 B/8
X07 D/8
I
G
O
EB
X07
C/8
B
E
1
2
AC
OUTLET
1
6
E
B
B
E
B
E
B
E
B
E
E
B
1
10
E
B
E
B
E
B
E
B
E
B
BE
B
E
B
E
B
E
E
B
B
E
B
E
1
3
1
6
EB
1
15
EB
E
B
E
B
EB
B
E
B
E
13
E
BB
E
E
E
B
B
1
3
1
3
POWER
KRF-X9992D(K) PCBSD1,2P( 99.11.1 7:03 PM y[W 1