Prology DVD-400, Service Manual

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IC INTRODUCTION
D1890 PIN ASSIGNMENTS
Pin Numbers PIN NAME Type Description
QFP100 and LQFP100
RF Flag Interface
13 DEFECT Digital Output Flag of bad data output status
RF SIO interface
14 SLCK Digital Input RF serial clock input
15 SDEN Digital Input RF serial data enable
16 SDATA Digital IO RF serial data IO
11 RST Digital input Reset (active high)
12 XCK16M Digital input 16.9MHz for verification
RF
40 DVDA Analog input DVD RF signal input A
41 DVDB Analog Input DVD RF signal input B
42 DVDC Analog Input DVD RF signal input C
43 DVDD Analog Input DVD RF signal input D
38 DVDRFIN Analog Input DVD RF signal input RFIN
39 DVDRFIP Analog Input DVD RF signal input RFIP
53 CDA Analog Input CD RF signal input A
54 CDB Analog Input CD RF signal input B
55 CDC Analog Input CD RF signal input C
56 CDD Analog Input CD RF signal input D
61 OSP Analog Offset cancellation capacitor connecting
60 OSN Analog Offset cancellation capacitor connecting
86 RFOP Analog output RF positive output
85 RFON Analog output RF negative output
59 RFGC Analog RF VGA control
TRACKING ERROR
88 DPFN Analog DPD amplifier negative input
87 DPFO Analog DPD amplifier output
23 IR Analog DPD reference resister connecting
17 DPDMUTE Digital input DPD mute control input
83 TNI Analog Input 3 beam satellite PD signal input
82 TPI Analog Input 3 beam satellite PD signal input
97 TEO Analog Output Tracking error output
FOCUSING ERROR & RF LEVEL & CENTRAL SERVO SIGNAL
64 CDFNI Analog Input CD focusing error negative input
65 CDFPI Analog Input CD focusing error positive input
44 DVDFNI Analog input DVD focusing error negative input
45 DVDFPI Analog input DVD focusing error positive input
95 FEO Analog Output Focusing error output
96 FEONI Analog Input Focusing error amplifier negative input
93 FLVL Analog Output RF level output
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