LDP-1450 (US, Canada)

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Revision as of 22:12, 8 October 2019

EMU Infos
dumper K1ngArth3r, f205v, caius
date 60/10/2019
emulator
dev
PCB Infos
name 1677
description LDP-1450 (US, Canada)
year 1990
manufacturer Sony

Contents

Technical references

CPUs

QTY Type clock position function
1x HA12127NT AU-80 ic201 stereo FM demodulation - SDIP56-600mil
1x RC4558D - AU-80 ic202 Op-Amp amplificatore - DIP8-300mil
4x RC4558M - CB-31 ic001-002-004-005 Op-Amp amplificatore - SOIC8-300mil
2x unknown CB-31 ic006-007 SOIC16-300mil
1x UPC358C - DC-40 ic701 Dual Operational Amplifier
1x HD637B01Y0 MB-40 ic901 8-bit Single-Chip Microcomputer - main (internal ROM not dumped, V2.1)
1x RC4558D - MB-40 ic002 Op-Amp amplificatore - DIP8-300mil
many unknown - MB-40 Still undergoing investigation
1x oscillator 14.31818 MB-40 X101
1x M51481P VP-21 ic001 Mitsubishi demodulator (also on player Sony MDP-212) - DIP22-300mil
1x CX20061 VP-21 ic002 DOC Switch (also on player Sony MDP-212) - SIP8
1x CXL5005P VP-21 ic003 CCD 1H Delay Line for NTSC (also on player Sony MDP-212) - DIP14-300mil
1x CXL1004P VP-21 ic101 CCD Delay Line (also on player Sony MDP-212) - DIP24-300mil
1x CXA1018S VP-21 ic102 Error Detector (also on player Sony MDP-212) - SDIP42-600mil
1x SN75107BN VP-21 ic103 Dual Channel Line Reciver (also on player Sony MDP-212) - DIP14-300mil

ROMs

QTY Type position status
0x

RAMs

QTY Type position
? Still under investigation

PLDs

QTY Type position status
1x M60014-0120FP MB-40 IC902 VQFP80 (24x16)

Others

PCB code function
AC-80 Line Filter
AU-80 Audio (audio PCB)
CB-31 Slide Servo (servo PCB)
DC-40 Power Supply
DC-41 REG
DC-42 REG
FP-300 Switch, LED
LD-35 Power LED
MB-40 System Control (main PCB)
MD-42 Slide Motor
MD-43 Skew Motor
MD-44 Loading Motor
PS-250 Power Switch
PW-90 Power Trans
PW-91 Power Trans
VP-21 Video (video PCB)
SW-150 FG Detector
SW-151 In/Out Limit Detector
SW-152 Disc Size Detector
SW-153 Load/Eject End Detector

Notes

Files

1677

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