Table Of Contents - Philco 91PLD32HS9B Service Manual

Table of Contents

Table Of Contents2
Revision History3
Technical Specification4
System Block6
List Of Key Parts7
Part Of Mainboard7
Part Of Powerboard9
Ic General Description10
Main Ic:msd6683Bqht-8-00Ii10
Features10
Electrical Specifications15
Analog Interface Characteristics15
Recommended Operating Conditions16
Absolute Maximum Ratings16
Amplifier: Tpa3138D2Pwpr17
Pin Functions18
Rf Controller: Si2151-A1019
Functional Block Diagram19
Pin Assignments19
Earphone Amp ：Na21
5V_Stb/3.3V_Stb ：Mp1652Gtf-Z21
Top Marking22
Package Reference22
Electrical Characteristics23
1.0V_Vddc ：Mp1653Gtf-Z24
1.5V_Ddr ：Tps562201Ddcr27
Pin Configuration And Functions28
Supply Current29
Logic Threshold29
Mosfet29
Current Limit29
Emmc ：Thgbmng5D1Lbail30
Ddr ：H5Tq2G63Gfr-Tec31
Power Ic ： Oz5311Gn-A2-0-Tr35
Backlight Ic : Oz560Egn-B1-0-Tr37
Software Upgrade39
Setting Hotle Mode Menu40
Wiring Diagram41
Pcb Silkscreen42
Silkscreen Top42
Silkscreen Bottom43
Schematic Circuit Diagram44
Power Circuit46
Vddc Power46
Vddc_Cpu46
1.8V_Emmc46
Amp47
Tpa313847
Memory48
Demodulator49
Msb340049
Crystal49
Reset49
Usb Hub50
Wifi50
Wifi Power50
Usb2.050
Tuner51
Dvb-C/T/T2 If51
Off-Page51
Standard Port52
Av52
Hdmi1 (Arc)52
Spdif Out52
Ca Circuit53
Lvds53
For Hd53
Panel Poewr53
Tcon54
Main_Chip54
Hdmi/Audio Block54
Ts/Emmc/Fe54
Ddr55
Ddr3 Power55
Connect56
Key Power Check Point57
Trouble Shooting58
No Display58
Has Backlight But No Image58
Has Video But No Sound59
Has Main Power But No Backlight59
No Main Power （12V_Nor）60