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SERVICE MANUAL
AG-L800
AV Digital Home Theater Receiver
CONTENTS
1 SPECIFICATIONS 2
2 ADJUSTMENTS AND CHECKS 3
3 EXPLODED VIEWS AND PARTS LIST 6
4 PC BOARDS AND PARTS LIST 8
5 INCLUDED ACCESSORIES 13
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.
Effective : February, 2003 S-0086A
1 SPECIFICATIONS
Amplifier Section AM Tuner Section
Output Power (Stereo) .................................... 80 + 80 watts RMS Tuning Range ........................ 530 kHz 1,710 kHz (10 kHz steps)
(0.9 % THD, 20 Hz to 20 kHz, 6 ohms) (U.S.A./Canada model)
Surround Output Power 522 kHz 1,629 kHz (9 kHz steps)
Front .................... 50 + 50 watts (0.5 % THD, 1 kHz, 6 ohms) (Europe/U.K. model)
Center .......................... 50 watts (0.5 % THD, 1 kHz, 6 ohms) Usable Sensitivity ............................................................ 55 dB/m
Rear...................... 50 + 50 watts (0.5 % THD, 1 kHz, 6 ohms) Total Harmonic Distortion ................................ 1.5 % at 100 dB/m
Total Harmonic Distortion (Stereo) ...... 0.2 % (at 80 watts, 1 kHz) Signal-to-Noise Ratio ...................................... 42 dB at 100 dB/m
Delay Time
DOLBY DIGITAL .......................................... REAR 0 15 ms
CENTER 0 5 ms General
DOLBY PRO LOGIC II MUSIC ...................... REAR 0 15 ms Power requirements ........ 120 V AC, 60 Hz (U.S.A./Canada model)
DOLBY PRO LOGIC II MOVIE .................... REAR 10 25 ms 230 V AC, 50 Hz (Europe/U.K. model)
Audio Input Sensitivity / Impedance Power Consumption ............................ 100 W (STANDBY : 2.5 W)
LINE (VCR, SAT, AUX) ............................ 380 mV / 47 k ohms Dimensions (W x H x D)................................ 275 x 111 x 331 mm
Output Level / Impedance Weight (net) ........................................................................ 3.9 kg
HDR/VCR, MD/CD-R, PRE OUT .............. 350 mV / 2.2 k ohms
Frequency Response Standard Accessories .................................. AM Loop Antenna x 1
LINE (VCR, SAT, AUX) .................. 20 Hz 20 kHz, +1 / 3 dB FM Lead-type Antenna x 1
Signal-to-Noise Ratio LCD Remote Control System (RC-L800) x 1
LINE (VCR, SAT, AUX) ...................................... 70 dB (IHF-A) Battery (AAA, R03, UM-4) x 4
Tone Control Owner's Manual x 1
BASS .......................................................... ± 10 dB at 100 Hz
TREBLE........................................................ ± 10 dB at 10 kHz · Design and specifications are subject to change without notice.
Digital Audio Section
Sampling Frequency .................. 32 kHz, 44.1 kHz, 48 kHz, 96 kHz
DIGITAL Input Level / Impedance
COAXIAL .................................................. 0.5 Vp-p / 75 ohms
OPTICAL ................................................ 15 dBm to 21 dBm
Video Section
Input Sensitivity / Impedance .......................... 1.0 Vp-p / 75 ohms
Output Level / Impedance................................ 1.0 Vp-p / 75 ohms
FM Tuner Section
(Without notes 100.1 MHz, 65 dBf)
Tuning Range .................. 87.5 MHz 108.0 MHz (100 kHz steps)
(U.S.A./Canada model)
87.5 MHz 108.0 MHz (50 kHz steps)
(Europe/U.K. model)
AM Suppression Ratio.......................................................... 45 dB
Total Harmonic Distortion (1 kHz) ............................ Mono : 0.4 %
Stereo : 0.5 %
Frequency Response.......................... 30 Hz 15 kHz, +1/ 1.5 dB
Stereo Separation (1 kHz) .................................................... 40 dB
Signal-to-Noise Ratio .............................................. Mono : 75 dB
Stereo : 70 dB
2
2 ADJUSTMENTS AND CHECKS
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5
3 EXPLODED VIEWS AND PARTS LIST
6
EXPLODED VIEW LIST
£
£
£
£
7
4 PC BOARDS AND PARTS LIST
AMP PCB
8
VIDEO PCB (I/O GATHER) FUNCTION PCB (I/O GATHER) CONTROL PCB (I/O GATHER)
FRONT PCB
9
DIGITAL PCB (SIDE A)
DIGITAL PCB (SIDE B)
10
AMP PCB ASSY AMP PCB ASSY
£
£
£
£
£ I/O PCB ASSY (GATHER)
£
£
11
FRONT PCB ASSY DIGITAL PCB ASSY
£
12
5 INCLUDED ACCESSORIES
INCLUDED ACCESSORIES
13
BLOCK DIAGRAM AG-L800
1 2 3 4 5 6 7 8
A
B
C
D
E
AG-L800
AV Digital Home Theater Receiver
1 st Issue; November 2002
WIRING DIAGRAM AG-L800
1 2 3 4 5 6 7 8
A
B
C
D
E
AG-L800
AV Digital Home Theater Receiver
1 st Issue; November 2002
SCHEMATIC DIAGRAM AG-L800 VIDEO PCB, FUNCTION PCB, CONTROL PCB
1 2 3 4 5 6 7 8
A
B
C
FUNCTION PCB
VIDEO PCB
D
E CONTROL PCB
AG-L800
AV Digital Home Theater Receiver
1 st Issue; November 2002
SCHEMATIC DIAGRAM AG-L800 DIGITAL PCB
1 2 3 4 5 6 7 8
DIGITAL PCB
A
B
C
D
E
AG-L800
AV Digital Home Theater Receiver
1 st Issue; November 2002
SCHEMATIC DIAGRAM AG-L800 AMP PCB
1 2 3 4 5 6 7 8
AMP PCB
A
B
C
D
E
AG-L800
AV Digital Home Theater Receiver
1 st Issue; November 2002
SCHEMATIC DIAGRAM AG-L800 FRONT PCB
1 2 3 4 5 6 7 8
A
B
C
D
FRONT PCB
E
AG-L800
AV Digital Home Theater Receiver
1 st Issue; November 2002
SCHEMATIC DIAGRAM AG-L800 SMPS PCB
1 2 3 4 5 6 7 8
SMPS PCB [USA/CANADA] SMPS PCB [EUR/UK]
A
B
C
D
E
INSTRUCTIONS FOR SERVICE PERSONNEL
BEFORE RETURNING APPLIANCE TO THE CUSTOMER, MAKE LEAKAGE-
CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED
NOTES:
£Parts marked with this sign are safety critical components.
They must always be replaced with identical components-refer
to the appropriate parts list and ensure exact replacement.
AG-L800
PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT.
AV Digital Home Theater Receiver
1 st Issue; November 2002