Philco 7M31B Manuals

Manuals and User Guides for Philco 7M31B. We have 1 Philco 7M31B manual available for free PDF download: Service Manual

Philco 7M31B Service Manual

Philco 7M31B Service Manual (61 pages)

Brand: Philco | Category: LED TV | Size: 6.62 MB

Table of Contents

Table of Contents
2
Revision History
3
Technical Specification
4
System Block
6
Part of Mainboard
7
List of Key Parts
7
- Part of Powerboard
  9
- Features
  10
- Main IC:MSD6683BQHT-8-00II
  10
IC General Description
10
- Electrical Specifications
  15
- Analog Interface Characteristics
  15
- Recommended Operating Conditions
  16
- Absolute Maximum Ratings
  16
- Amplifier: TPA3138D2PWPR
  17
- Pin Functions
  18
- RF Controller: SI2151-A10
  19
- Functional Block Diagram
  19
- Pin Assignments
  19
- 5V_Stb/3.3V_Stb ：Mp1652Gtf-Z
  21
- Earphone AMP ：NA
  21
- Package Reference
  22
- Top Marking
  22
- Electrical Characteristics
  23
- 1.0V_Vddc ：Mp1653Gtf-Z
  24
- 1.5V_Ddr ：Tps562201Ddcr
  27
- Pin Configuration and Functions
  28
- Mosfet
  29
- Current Limit
  29
- Logic Threshold
  29
- Supply Current
  29
- Emmc ：Thgbmng5D1Lbail
  30
- Ddr ：H5Tq2G63Gfr-Tec
  31
- Power IC ： Oz5311Gn-A2-0-Tr
  35
- Backlight IC : OZ560EGN-B1-0-TR
  37
Software Upgrade
39
Setting Hotle Mode Menu
40
Wiring Diagram
41
Silkscreen Top
42
PCB Silkscreen
42
Silkscreen Bottom
43
Schematic Circuit Diagram
44
- Power Circuit
  46
- VDDC Power
  46
- Vddc_Cpu
  46
- 1.8V_Emmc
  46
- Amp
  47
- Tpa3138
  47
- Memory
  48
- Reset
  49
- Crystal
  49
- Msb3400
  49
- Demodulator
  49
- Usb Hub
  50
- Wifi
  50
- Wifi Power
  50
- Usb2.0
  50
- Tuner
  51
- Dvb-C/T/T2 if
  51
- Off-Page
  51
- Spdif out
  52
- Hdmi1 (Arc)
  52
- Av
  52
- Standard Port
  52
- CA Circuit
  53
- Lvds
  53
- For Hd
  53
- Panel Poewr
  53
- Tcon
  54
- Main_Chip
  54
- Hdmi/Audio Block
  54
- Ts/Emmc/Fe
  54
- Ddr
  55
- Ddr3 Power
  55
- Connect
  56
Key Power Check Point
57
- No Display
  58
- Has Backlight but no Image
  58
Trouble Shooting
58

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