File name Teac-AGD7900av rec.pdfSERVICE MANUAL
AG-D7900
AV Digital Home Theater Receiver
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.
Effective : February, 2002 S-0000A
CONTENTS
SPECIFICATIONS...3
SAFETY INSTRUCTIONS ...4
MEASUREMENTS AND ADJUSTMENTS ...5
FIP DISPLAY ...8
DISPLAY PIN CONNECTION ...9
IC BLOCK DIAGRAMS AND PIN FUNCTIONS ...10
EXPLODED VIEWS AND PARTS LIST ...22
PC BOARDS AND PARTS LIST ... 24
INCLUDED ACCESSORIES ...30
2
SPECIFICATIONS
Amplifier Section AM Tuner Section
Surround Output Power (0.9 % THD, 1 kHz, 8 ohms): Tuning Range:
60 + 60 watts (Front) 530 kHz 1,720 kHz (10 kHz steps)
60 watts (Center) Usable Sensitivity: 55 dB/m
60 + 60 watts (Rear) Total Harmonic Distortion: 0.8% at 85 dB/m
Delay Time: Signal-to-Noise Ratio: 45 dB at 85 dB/m
DOLBY DIGITAL: REAR 0 15 ms
CENTER 0 5 ms Video Section
DOLBY PRO LOGIC: REAR 15 30 ms Input Sensitivity/Impedance: 1.0 Vp-p/75 ohms
Audio Input Sensitivity/Impedance: |