Circuit-, IC descriptions and list of abbreviations
EN 162 DVDR615/699.
9.4 List of Abbreviations
MOBO (Analog) Board
+5VSTBY Permanent Supply 5V
8SC2 Pin8 Scart2 (only for Europe)
A_DATA Data from Analog- to Digital-Board
(UART-Communication)
A_RDY Analog-board ready (status
information to digital-board)
A18 - A19 Parallel Address Bus (CC - Flash-
ROM and S-RAM)
A8 - A17 Parallel Address Bus (CC - Flash-
ROM and S-RAM)
AD0 - AD7 Parallel Address Bus (CC - Flash-
ROM and S-RAM)
AFC Automatic Frequency Control
AFEL Audio Frontend Left
AFER Audio Frontend Right
AGC / WSRI Automatic Gain Control (for Europe),
Wide Screen Rear In (for NTSC)
AINFL Audio In Front Left
AINFR Audio In Front Right
AKILL Audio Kill Signal
ALADC Audio Left to ADC
ALDAC Audio Left from DAC
ALE Address Latch Enable
AM0 Adress-mode 0
AM1 Adress-mode 1
ARADC Audio Right to ADC
ARDAC Audio Right from DAC
ASCC1 Audio Scart 1 Mute (System Clock
Output for Real time Clock-
Adjustment)
AVCC Power Supply for A/D-converter
AVSS GND-Pin for A/D-converter
CFIN Chroma Front In
CS0_ Chip Select 0 (CC - S-RAM)
CS2_ Chip Select 2 (CC - Flash-ROM)
CVBSFIN Video Front In
D_DATA Data from Digital- to Analog-Board
(UART-Communication)
D_RDY Digital-board ready (status information
from digital-board)
DAC_MUTE Mute Signal for DAC
DAOUT Digital Audio Out
DVAL Audio from Digital Video In Left
DVAR Audio from Digital Video In Right
DVCC1 Power Supply Pin
DVCC2 Power Supply Pin
DVCC3 Power Supply Pin
DVSS1 GND Pin
DVSS2 GND Pin
DVSS3 GND Pin
FAN_OFF Fan for Basic engine
FBIN Fast Blanking input
FOME FOllow ME Status line (matching
signals yes/no; only for Europe)
G1…10 DISPLAY GRID
INT Interrupt OUT for the CC
INT Interrupt – line from Display Print
ION Inverse ON-Line
IPFAIL Inverse Power Fail Detection
IPOR Inverse Power On Reset
IRESET Inverse Reset Input
K1 Key-Input-Line
K2 Key-Input-Line
KILL Signal from IR-Receiver
P50 IN P50 INput-line (only for Europe)
P50 OUT P50 OUTput-line (only for Europe)
POR_DC Power On Reset for Display Control
Print (Ext_DL)
PSS Output Enable ReaD (CC - Flash-
ROM and S-RAM)
PWM_FIL Control line for Filament Voltage
Generation
PWONSW Amplifier Switch Audio A/D Converter
RD_ Pal/Secam-Select
RECLED Control Signal for REC-LED
RESET_DIG Reset Line to Digital Board
RP_ Inverse Reset line to Flash-ROM
RSA1/2 Record Selector 1/2
RY/BY_ Ready/Busy – input line (from Flash-
ROM)
SIF1 Sound intermediate frequency
SB1 Secam Band 1 (PCB-Test entrance)
SCL IC-Bus
SCLSW Switched I
2
C-Bus
SDA IC-Bus
SDASW Switched I
2
C-Bus
SFS_TS SAW Filter Select Trap Select
STBY Standby-Line (Flash_Toshiba)
SYNC Video Sync input
TEMP_SENSE Temperature Sense Line
VER HW-version input
VFV Video from Frontend
VKK VFT Driver Power Supply
VREFH Pin for Reference-voltage input to A/D-
converter
VREFL Pin for Reference-voltage input to A/D-
converter
VS1/2 View Selector 1/2
WR_ Write Enable (CC - Flash-ROM and S-
RAM)
WSFI Wide Screen Signalling Front In
WU Wake Up
X1 Oscillator Pin
X12 Oscillator Pin
XIN Oscillator Pin
XOUT Oscillator Pin
XT1 Low Frequency Oscillator Pin
XT2 Low Frequency Oscillator Pin
YFIN Luminance Front In
FEBE Board (Backend part)
ADC Analog to Digital Converter
DAC Digital to Analog Converter
DENC Digital (Video) Encoder (Video DAC)
DV Digital Video (Camcorder)
EF Emitter Follower
OSD On-Screen Display
VIP Video Input Processor (Video ADC)
2Fh Progressive scan video
2V5 +2V5 Power supply for Link+Codec
IC7431
3V3 +3V3 Power supply
3V3_A +3V3 Analog power supply for PHY
IC7400
3V3_D +3V3 Digital power supply for PHY
IC7400
3V3_DLY +3V3 Power supply for IC7500
3V3_LINK +3V3 Power supply for Link+Codec
IC7431
3V3_F +3V3 Power supply for optional Flash
memory IC7432
3V3_RAM +3V3 Power supply for SDRAM
IC7430
3V3_uP +3V3 Power supply for Micro-
controller IC7802
3V3_32kHz +3V3 Power supply for audio format
adaptation circuitry IC7507 and
IC7508
3V3_AC +3V3 Power supply for audio system
clock generator IC7605 and IC7606
+5V +5V Power supply
5V_PLL +5V Power supply for VCO of audio
PLL IC7604
A (1:17) Flash address lines of uPD72893
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