Abbreviation List - Philips LC4.1E Service Manual

EN 56 9. LC4.1E AB
9.8.2 Block Diagram
The block diagram of the Micro Controller application is shown
below.
Tuner
ComPair
Sound
NVM
Amp
NVM_WP
Sound_Enable
HREC
127 111 104
RST P1.4 P2.0 P0.2
Sel IF/
114
SDM P2.3
SDA 109
116
SCL 108
ADC1
Status1
115
HERCULES
INT1 98
ADC0
Light
Sense
P1.1 99
ADC3 120
123
P2.5
126
97 102 122 128
INT2
INT0 P0.4 P2.4 P1.5
P50_LINE_ITV_IR_SW
RC
MUX
Standby
POWER
EXT_MUTE
TV_IR DOWN
Figure 9-4 Micro Controller block diagram
9.8.3 Basic Specification
The Micro Controller operates at the following supply voltages:
• +3.3 V_dc at pins 4, 88, 94, and 109.
• +1.8 V_dc at pins 93, 96, and 117.
• I2C pull up supply: +3.3V_dc.
9.8.4 Pin Configuration and Functionality
The ports of the Micro Controller can be configured as follows:
• A normal input port.
• An input ADC port.
• An output Open Drain port.
• An output Push-Pull port.
• An output PWM port.
• Input/Output Port
9.9 LCD Display
9.9.1 Specifications
Panel model
Resolution (HxV)
Luminance
Supplier
Circuit Descriptions, Abbreviation List, and IC Data Sheets
IIC BUS1
IIC BUS 2
GPROBE for Debug
or ComPair(Scaler)
NVM
1407
1406
1405
NVM_WP
93 83 72
92 71 194 193 187
PC_DET
NVRAM NVRAM GPIO2
85
_SDA
_SCL (GPIO4)
SD_PCHD_SEL
88
SDA
(GPIO5)
78 DDC_SDA_VGA
89
PC_HD_SEL
(GPIO6)
SCL
77 DDC_SCL_VGA
68
LAMP_ON_OFF
TV_IRQ
(PBIAS)
82 GPIO1 SCALER
TV_SC_COM PANEL_PWR_CTL
67
81 GPIO0
(PPWR)
HD_FILTER
99
Keyboard
(PWM1)
POWER_DOWN
98
BACK_LIGHT_ADJ1
90 GPIO7
(GPIO11/
PWM0)
ROM_DATA0-7
111
103 106 107 108
GPIO23
5 6 7 ROM_ADD0-17
+3V3STBY
Flash ROM
HIGH or
LOW
level input
E_14490_062.eps
: LC150X02 (15")
: LC201V02 (20")
: QD23WL04 (23")
: 1024x768 pixels (15")
: 640x480 pixels (20")
: 1366x768 pixels (23")
: 450 nit
: LG.Philips LCD (15",
20")
: Quanta Displays Inc.
(15")
: AU Optronics (20")
: ???? (23")

9.10 Abbreviation List

0/6/12
1080i
1080p
2CS
+3V3STBY
480i
480p
ACI
ADC
AFC
AGC
160904
AM
AP
AR
ASD
AV
B-SC1-IN
B-SC2-IN
B-TXT
B/G
BOCMA
C-FRONT
CBA
CL
CLUT
ComPair
CSM
CVBS
CVBS-EXT
CVBS-INT
CVBS-MON
CVBS-TER-OUT
DAC
DBE
DFU
DNR
DRAM
DSP
DST
DTS
DVD
EEPROM
EPG
EPLD
EU
EXT
FBL
FBL-SC1-IN
SCART switch control signal on A/V
board. 0 = loop through (AUX to TV), 6
= play 16:9 format, 12 = play 4:3
format
1080 visible lines, interlaced
1080 visible lines, progressive scan
2 Carrier Stereo
480 visible lines, interlaced
480 visible lines, progressive scan
Automatic Channel Installation:
algorithm that installs TV channels
directly from a cable network by
means of a predefined TXT page
Analogue to Digital Converter
Automatic Frequency Control: control
signal used to tune to the correct
frequency
Automatic Gain Control: algorithm that
controls the video input of the feature
box
Amplitude Modulation
Asia Pacific
Aspect Ratio: 4 by 3 or 16 by 9
Automatic Standard Detection
Audio Video
Blue SCART1 in
Blue SCART2 in
Blue teletext
Monochrome TV system. Sound
carrier distance is 5.5 MHz
Bimos one Chip Mid-end Architecture:
video and chroma decoder
Chrominance front input
Circuit Board Assembly (or PWB)
Constant Level: audio output to
connect with an external amplifier
Colour Look Up Table
Computer aided rePair
Customer Service Mode
Composite Video Blanking and
Synchronisation
CVBS signal from external source
(VCR, VCD, etc.)
CVBS signal from Tuner
CVBS monitor signal
CVBS terrestrial out
Digital to Analogue Converter
Dynamic Bass Enhancement: extra
low frequency amplification
Directions For Use: owner's manual
Dynamic Noise Reduction
Dynamic RAM
Digital Signal Processing
Dealer Service Tool: special
(European) remote control designed
for service technicians
Digital Theatre System (a sound
system, similar to Dolby Digital)
Digital Versatile Disc
Electrically Erasable and
Programmable Read Only Memory
Electronic Program Guide: system
used by broadcasters to transmit TV
guide information (= NexTView)
Electrically Programmable Logic
Device
EUrope
EXTernal (source), entering the set by
SCART or by cinches (jacks)
Fast Blanking: DC signal
accompanying RGB signals
Fast blanking signal for SCART1 in