Technical Specifications And Connection Facilities; Pcb Locations - Philips DVDR7250H05 Service Manual

EN 2 1. 3139 785 31800
1. Technical Specifications and Connection Facilities
1.1

PCB Locations

1.2 Read / Write Speed
Type of Disc (Function)
Read Speed CD
Read Speed DVD
Write Speed DVD+R/RW
Write Speed DVD-R/RW
1.3 General:
Mains voltage
Mains frequency
Power consumption (record)
Standby Power Consumption
Eco stand-by
Jeanne van Woerkom electra
Technical Specifications and Connection Facilities
Disc Rotation Speed
7X CAV
4X CAV
2.4X ZCAV
2X
: 198V – 276V
: 47Hz – 63Hz
: <75W
: <4W
: <3W
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Figure 1-1
1.4 RF Tuner (Analogue)
1.4.1.1 System:
PAL B/G, PAL D/K, SECAM L/L', PAL I
1.4.1.2 RF – Loop Through:
Frequency range
Gain: (ANT IN - ANT OUT)
1.4.1.3 Receiver:
PLL tuning with AFC for optimum reception
Frequency range
Sensitivity at 40dB S/N
(video unweighted)
1.4.1.5 Video Performance:
Channel 25 / 503,25 MHz,
Test pattern: PAL BG PHILIPS standard test pattern,
RF Level 74dBV
Measured on SCART 1
Frequency response
Group delay (0.1 MHz - 4.4 MHz)
: 45MHz – 860MHz
: -6dB to 0dB
: 45.25MHz – 857MHz
: ≤ 60dBμV at 75Ω
: 0.1MHz – 4MHz ± 3dB
: 0 nsec ± 150 nsec