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DF-4501PN VE2.5 COMBO SVC 2007.10.9 12:59 PM ` i mac001 1200DPI 80LPI
Service Manual
DVDR+VCR Combi
MODEL : DF-4501PN , DF-4700PN
DRV-6705(S) , DRV-6702S
DRV-6402S , DRV-6502S
DRV-6815
Sep. 2007
DF-4501PN VE2.5 COMBO SVC 2007.10.9 12:59 PM ` 1 mac001 1200DPI 80LPI
CONTENTS
SPECIFICATIONS ...............................................................................................................2
TROUBLE SHOOTING....................................................................................................................3
WAVEFORMS ................................................................................................................................24
BLOCK DIAGRAM ........................................................................................................................27
CIRCUIT DIAGRAM.......................................................................................................................28
PCB CIRCUIT BOARD..................................................................................................................46
INSTRUMENT DISASSEMBLY .....................................................................................................50
ELECTRICAL PARTSLIST............................................................................................................51
1
DF-4501PN VE2.5 COMBO SVC 2007.10.9 12:59 PM ` 2 mac001 1200DPI 80LPI
SPECIFICATIONS
General Dynamic range More than 90 dB
Power requirements 200--240V~, 50/60 Hz Resolution Over 500 lines (HQ Recording)
Power consumption Operation : Maximum 26W
Standby : 5W Inputs
Dimensions(approx.) 430 *92 *312 (w*h*d) Antenna In Antenna or CATV input, 75
Mass (approx.) 4.96 Kg Video In 1.0 Vp-p 75 , sync negative,
Operating temperature 5