Daewoo DF-5500(S/P) Manuale utente
DVDR + VCR Combi
OCT. 2006
DF-5500(S/P)
DF-6500(S/P)
DFX-5502(S/P)
DFX-6502(S/P)
DFX6502001
1
SPECIFICATIONS...............................................................................................................2
TROUBLE SHOOTING....................................................................................................................3
WAVEFORMS ................................................................................................................................24
CIRCUIT DIAGRAM.......................................................................................................................27
PCB CIRCUIT BOARD..................................................................................................................43
INSTRUMENT DISASSEMBLY .....................................................................................................46
ELECTRICAL PARTSLIST............................................................................................................47
CONTENTS
DF-5500/DFX-5502 SVC 2006.10.14 10:6 AM ˘ ` 1 mac001 1200DPI 80LPI
2
SPECIFICATIONS
General
Power requirements 200–240V~, 50/60 Hz
Power consumption 26W
Dimensions (approx.) 430 x 92 x 312 mm (w x h x d)
Mass (approx.) 4.96 kg
Operating temperature 41°F to 95°F (5°C to 35°C)
Operating humidity 5% to 90%
Signal system PAL Colour
Recording
Recording formats DVD Video Recording, DVD-VIDEO
Recordable discs DVD+R, DVD+RW, DVD-R, DVD-RW
Recordable time [DVD] Approx. 1 hour (HQ mode), 2 hours (SP mode), 4 hours (EP mode), 8 hours (SEP mode)
[VCR] SP: 3 hours (E-180), LP: 6 hours (E-180)
Video recording format
Sampling frequency 27MHz
Compression format MPEG 2
Audio recording format
Sampling frequency 48kHz
Compression format MPEG1 Layer2
VCR Specifications
Head system 4 Head Video, 2 Head Hi-Fi helical scan azimuth system
Timer 24-hour display type
Tape speed SP: 23.39 mm/sec, LP: 11.70 mm/sec
Tape width 12.7 mm
Rewind time less than 150 seconds (E-180)
Antenna 75 ohms (VHF/UHF)
Channel coverage VHF: 2-12, 13-20, 74-80 / UHF: 21-69 / CATV: 1-41
Frequency range 20Hz to 20kHz
Video S/N Over 43 dB (Standard recording)
Audio S/N Over 65 dB (Hi-Fi), Over 40 dB (Mono)
Resolution Over 240 lines (Standard recording)
DVD Specifications
Laser system Semiconductor laser, wavelength 650 nm
Frequency response DVD (PCM 48 kHz): 8 Hz to 22 kHz, CD: 8 Hz to 20 kHz
Video S/N More than 60 dB
Audio S/N More than 90 dB
Dynamic range More than 90 dB
Resolution Over 500 lines (HQ Recording)
Inputs/RF Output
RF In Antenna or CATV input 75 Ω
Video In 1.0 Vp-p, unbalanced
Audio In -8.8 dBm
DV In 4 pin (i.LINK/IEEE 1394 standard)
RF Output CH. 52(Australlia;CH.36)
DF-5500/DFX-5502 SVC 2006.10.14 10:6 AM ˘ ` 2 mac001 1200DPI 80LPI
TROUBLESHOOTING
3
1. No output voltage of POWER CIRCUIT
get input, DC 200~240 Valtage
1. POWER CIRCUIT
DF-5500/DFX-5502 SVC 2006.10.14 10:6 AM ˘ ` 3 mac001 1200DPI 80LPI
4
TROUBLESHOOTING
2. SYSTEM CIRCUIT
DF-5500/DFX-5502 SVC 2006.10.14 10:6 AM ˘ ` 4 mac001 1200DPI 80LPI
5
TROUBLESHOOTING
P303
Check REMOCON_IN
(Pin2)
DF-5500/DFX-5502 SVC 2006.10.14 10:6 AM ˘ ` 5 mac001 1200DPI 80LPI
6
TROUBLESHOOTING
B. Digital Board(Mpeg)
DF-5500/DFX-5502 SVC 2006.10.14 10:6 AM ˘ ` 6 mac001 1200DPI 80LPI
7
TROUBLESHOOTING
Noise appears on the
playback screen.
Is noise diminished by tracking
adjustment.
Noise band is trembled up and
down?
Re-adjust PATH.
IstheheightofCTLHEAD normal?
Nodust?
Is there problem in CTL Input circuit
and amplifier.
YES
NO
NO
NO
Is there CTL pulse at IC501
pin#97?
Check IC501.
Noise appears on the screen even
though changing tape.
Re-adjust the height of AC HEAD.
Remove the dust.
Check C510,R545~R547
IC 501 pin #94, 95, 97.
NO
Re-adjust PATH.
C-1. Bad playback quality (1)
YES
YES
YES
YES
Noise appears on the Full
playback screen.
Are SW pulse and HA SW normal?
Recheck step B-1
(Bad playback quallty (1)).
CheckHEADAMPconnector
andHEAD.
YES
YES
NO
NO
ENVE Wave at P502 pin #4?
CheckVIDEOcircuit.
Are there SW, HA SW pulse at
IC501 pin #16, 18?
Check PCB Pattern.
CheckIC501.
C-2. Bad playback quality (2)
YES
NO
YES
DF-5500/DFX-5502 SVC 2006.10.14 10:6 AM ˘ ` 7 mac001 1200DPI 80LPI
8
TROUBLESHOOTING
No broadcasting signal
received
Is the output at IC501 pin#
61(CLK), 60 (DATA) normal?
Is SIF,Video output at TMI(RF101)
pin#16,19 normal?
Check IC 501.
Check IC 501.
Check P302
YES
YES
NO
NO
NO
Is Video Signal input at IC501
pin#56?
Is there Video output at P302
pin#5?
Check TMI (RF101) Block.
NO
Check Video Buffer Q670
D. No broadcasting signal received
YES
YES
YES
DF-5500/DFX-5502 SVC 2006.10.14 10:6 AM ˘ ` 8 mac001 1200DPI 80LPI
9
TROUBLESHOOTING
Cassette tape isn’t inserted.
Is 5V voltage obtained at Loading
parts IC501 pin#63?
Is 14V voltage obtained at
Capstan Motor P501 pin#2?
Check at EVER 14V
Check D825
ConnectCapstanandLoadingMotor.
CheckconnectorandCapstanMotor.
YES
NO
NO
NO
Is 13VvoltageobtainedatEach
partsofLoadingMotor?
Replace Loading Motor.
Check D825 and POWER circuit.
E. No CASSETTE Loading
YES
YES
F. AUTO STOP in Playback mode
VCR stops automatically in
playback mode.
Check R544,C516 and P501
pin#11.
CheckS501,S502REELSensor.
Is D.PG/FG pulse at IC501
pin#90 normal ?
Is C. FG pulse at IC501 pin#87
normal ?
IsthereREELPulseatIC501
pin#79,80?
CheckandreplaceIC501.
NO
YES
YES
YES
NO
Check C.FG(R543,C517) and
P501 pin#1.
NO
DF-5500/DFX-5502 SVC 2006.10.14 10:6 AM ˘ ` 9 mac001 1200DPI 80LPI
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