Service Manuals, User Guides, Schematic Diagrams or docs for : Funai HD HD-A2685 & A2885 & -B2785 & D2885 HD-A2685 & A2885 & -B2785 & D2885
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SERVICE MANUAL
HDD & DVD RECORDER
HD-A2685/HD-A2885/
HD-B2785/HD-D2885
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TABLE OF CONTENTS
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1-1
Laser Beam Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2-1
Important Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3-1
Standard Notes for Servicing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4-1
Handling Precautions for HDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5-1
Cabinet Disassembly Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6-1
How to Self-Check and Initialize the HDD & DVD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7-1
Firmware Renewal Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8-1
Function Indicator Symbols. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9-1
Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10-1
Schematic Diagrams / CBA's and Test Points. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11-1
Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12-1
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13-1
IC Pin Function Descriptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14-1
Lead Identifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15-1
Exploded Views. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16-1
Mechanical Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17-1
Electrical Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18-1
Manufactured under license from Dolby Laboratories.
"Dolby" and the double-D symbol are trademarks of Dolby Laboratories.
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SPECIFICATIONS
ITEM Specifications
General
HDD Internal 3.5 inch HDD 250 GB
Power consumption 35W (standby: 6.0W)
Recording
Recording format Video Recording format (DVD-RW only)
Video format (DVD-RW, DVD-R)
Recordable discs DVD-ReWritable
DVD-Recordable
Video recording format
Sampling frequency 13.5MHz
Compression format MPEG
Audio recording format
Sampling frequency 48kHz
Compression format Dolby Digital
Tuner
Receivable channels E21-E69 (HD-A2685/HD-A2885/HD-B2785)
IRA-E69 (HD-D2885)
Input/Output
Video input AV3 (front)
Input level 1 Vp-p (75)
Jacks RCA jack
S-Video input AV3 (front)
Y (Iuminance) - Input level 1 Vp-p (75)
C (color) - Input level 300 mVp-p (75)
Jacks 4 pin mini DIN
Audio input AV3 (front) L/R
During audio input 2V rms (10k)
Jacks RCA jacks
Audio input/output
Jacks 21 pin scart jack
Video input/output
Input/Output level 1 Vp-p (75)
Jacks 21 pin scart jack
S-Video output
Y (Iuminance) - Input/Output level 1 Vp-p (75)
C (color) - Input/Output level 300 mVp-p (75)
Jack 4 pin mini DIN
Component-Video output
Y - Output level 1.0 Vp-p (75)
PB / CB , PR / CR - Output level 0.7 Vp-p (75)
Jack RCA jacks
Audio output
During audio output 2V rms (680)
Jacks RCA jacks
Digital audio output
Output level 500 mVp-p (75)
Jack Coaxial pin jack
Optical connector
VHF/UHF antenna
input/output terminal VHF/UHF set 75
NOTES:
1. All Items are measured without pre-emphasis unless otherwise specified.
2. Power supply : 220 - 240 V ~ 50 Hz
3. Ambient temperature : 5 ◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo