Service manual

CP-850/F Service Manual
-18-
PSDIP 52-pin Pin Name Type Short Description
25 PROJECT50
26 n.c.
27 n.c.
28 n.c.
29 VSS IN Ground (0V)
30 VDD3.3 IN Input/Output 3.3V
31 n.c.
32 n.c.
33 RESET IN A low level on this pin resets the device.
34 XTAL2 OUT Output of the inverting oscillator amplifier
35 XTAL1 IN Input of the inverting oscillator amplifier
36 VSSA IN Ground for analog components
37 VDDA2.5 IN Supply voltage for analog components
38 R OUT OUT Red output
39 G OUT OUT Green output
40 B OUT OUT Blue output
41 BK OUT OUT Blanking
42 VDD2.5 IN Supply voltage 2.5V
43 VSS IN Ground (0V)
44 VDD3.3 IN Input / Output 3.3V
45 n.c.
46 n.c.
47 n.c.
48 AGC OUT Tuner TOP adjustment
49 FACTORY
50 D/G COIL
51 LED OUT High : Green LED, Low : Red LED
52 POWER OUT High : SMPS ON, Low : SMPS in stand by
4.2 VSP9405C - SCAN RATE CONVERTER INCLUDING MULTISTANDARD COLOUR DECODER
The VSP 94x5C comprises all main functions of a digital featurebox in one monolithic IC.
The device comprises a digital multistandard color decoder, a RGB interface with fast-blank capability (SCART), digital
ITU656 input, scaling units including panorama, embedded DRAM for upconversion, picture improvements, temporal
noise reduction as well as A/D and D/A converter.