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A
AG
G--115
5D
D
SERVICE MANUAL
AV Digital Home Theater Receiver
Effective : November, 2004
S-0134A
CONTENTS
1 SPECIFICATIONS
2
2 ADJUSTMENTS
3
3 EXPLODED VIEWS AND PARTS LIST
4
4 PC BOARDS AND PARTS LIST
7
5 INCLUDED ACCESSORIES
23
NOTES
PC boards shown are viewed from parts side.
The parts with no reference number or no parts number in the
exploded views are not supplied.
As regards the resistors and capacitors, refer to the circuit diagrams
contained in this manual.
£
Parts marked with this sign are safety critical components. They
must be replaced with identical components - refer to the appropriate
parts list and ensure exact replacement.
Parts of [ ] mark can be used only with the version designated.


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1 SPECIFICATIONS
2
Amplifier Section
Output Power ........................................................100 W + 100 W
(Stereo, 0.2 % THD, 20 Hz to 20 kHz, 6 )
120W + 120W (6 , JEITA)
Surround Output Power ..................................125 W per channel
(0.7 % THD, 1 kHz, 6 , only one channel driven)
160 W per channel (6 , JEITA)
Total Harmonic Distortion ................0.09 % (at 95 W, 1 kHz, 6 )
Audio Input Sensitivity/Impedance ..............*LINE: 200 mV/47 k
Output Level/Impedance (TAPE REC) ..................200 mV / 2.2 k
Frequency Response ................*LINE: 20 Hz to 50 kHz, +0 / ­3 dB
Signal-to-Noise Ratio ....................................*LINE: 90 dB (IHF-A)
Tone Control ............................................BASS: ± 10 dB at 100 Hz
TREBLE: ± 10 dB at 10 kHz
Digital Audio Section
Sampling Frequency ..................32 kHz, 44.1 kHz, 48 kHz, 96 kHz
Digital Input Level ................................COAXIAL (75 ): 0.5 Vp-p
OPTICAL (660nm): ­15 dBm to ­21 dBm
Video Section
Video Format (OSD) ................................................................PAL
S-Video output
Y (luminance) - Output level ..............................1 Vp-p (75 )
C (color) - Output level................................286 mVp-p (75 )
Jacks ..................................................................S-VIDEO jack
Video output
Output level ........................................................1 Vp-p (75 )
Jacks ..........................................................................RCA jack
Component video output (Y, PB, PR)
Y-Output level..................................................1.0 Vp-p (75 )
PB, PR-Output level ..........................................0.7 Vp-p (75 )
Jacks ........................................................................RCA jacks
FM Tuner Section (Without notes 100.1 MHz, 65 dBf)
Tuning Range ....................87.5 MHz to 108.0 MHz (50 kHz steps)
Total Harmonic Distortion (1 kHz) ..............................Mono: 0.5%
Stereo: 0.8%
Frequency Response ..................................30 Hz to 15 kHz, ±3 dB
Stereo Separation (1 kHz)......................................................40 dB
Signal-to-Noise Ratio ................................................Mono: 70 dB
Stereo: 65 dB
AM Tuner Section
Tuning Range ..........................522 kHz to 1,611 kHz (9 kHz steps)
Usable Sensitivity ............................................................500 µV/m
Total Harmonic Distortion ..................................1.5% at 100 dB/m
Signal-to-Noise Ratio ........................................40 dB at 100 dB/m
General
Power Requirements ..........AC 220 V, 50 Hz (China/Korea model)
AC 230 V, 50 Hz (Europe/Australia model)
Power Consumption ................................300 W (STANDBY : 3 W)
AC Outlet ....................................................................switched x 1
(except Australia model, total 100 W max.)
Dimensions (W x H x D) ................................435 x 143 x 372 mm
Weight (net) ........................................................................10.4 kg
Standard Accessories
Power Cord x 1
AM Loop Antenna x 1
FM T-type Antenna x 1
FM Matching Transformer x 1
Microphone x 1
Remote Control Unit (UR-427) x 1 (Europe/Australia model)
Remote Control Unit (UR-429) x 1 (China/Korea model)
Battery (AAA, R03, UM-4) x 2
Owner's Manual x 1
* LINE means CD, TAPE, VIDEO.
· Design and specifications are subject to change without notice.
· Weight and dimensions are approximate.


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3
2-1 Adjustment Locations
SVR1
SVR2
SVR3
T1
AM IF
MA
2 ADJUSTMENTS
ITEM
SIGNAL GENERATOR SETTING
FREQUENCY
SETTING
ADJUSTMENT
POINTS
ADJUST FOR
1. RF Tracking
400Hz
30% modulation
58dBu
603kHz
1404kHz
MA coil
Output level is maximum.
603kHz, 1404kHz should
be confirmed repeatedly.
2. IF Tracking
400Hz
30% modulation
58dBu
603kHz
AM IF coil
Output level is maximum.
3. Auto Stop Level
400Hz
30% modulation
60dBu
603kHz
SVR3
TUNED indicator lights.
2-2 AM Adjustment
SIGNAL
OUTPUT
2-3 FM Adjustment
ITEM
SIGNAL GENERATOR SETTING
FREQUENCY
SETTING
ADJUSTMENT
POINTS
ADJUST FOR
1. Stereo Distortion
1kHz
Main: 90%
Pilot: 10%
60dBu
98.1MHz
T1 coil
Distortion is minimum.
2. Stereo Separation
1kHz
Main: 90%
Pilot: 10%
60dBu
98.1MHz
SVR2
Separation is maximum.
3. Auto Stop Level
1kHz
75 kHz deviation
19dBu
98.1MHz
SVR1
TUNED indicator lights.
SIGNAL
OUTPUT


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4
12
17
13
14
15
18
19
11
16
2
7
3
4
5
8
9
10
1
6
22
27
23
24
25
28
29
30
26
1
32
31
33
34
35
37
36
38
39
40
42
41
43
44
45
47
46
48
49
50
52
51
53
26
26
29
29
54
3 EXPLODED VIEWS AND PARTS LIST


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5
EXPLODED VIEW LIST