Hitachi 32PD3000 User Manual

2
AV3000 AVC Unit Service Manual
3. AV MODES
MODE
(sequence)
14/08/2002
PDP
Monitor
SCART1
Output
SCART2
Output
SCART3
Output
LINE
Output
CVBS/
YC-out
TV RF Tuner-in RF RF RF RF RF RF
AV1 SCART1 (CVBS/YC-in) AV1 RF AV1 AV1 AV1 AV1
AV2 SCART2 (CVBS/RGB-in) AV2 RF AV2 AV2 AV2 AV2
AV3 SCART3 (CVBS/RGB-in) AV3 RF AV3 AV3 AV3 AV3
AV4* AV4* AV4* AV4*
AV4 YCbCr/YPbPr AV4 RF
* TDA9321 the same input as FRONT
FRONT FRONT AV (CVBS/YC-in) FRONT RF FRONT FRONT FRONT FRONT
PC PC (PC in) * sound from AV3 or AV4 PC RF FRONT FRONT FRONT FRONT
4. AV BOARD DESCRIPTION
4.1. AVC Block Diagram
4.2.
Tuner/Video Chroma (Schematic Sheet 1)
VHF/UHF asymmetric type tuner converts RF input signal to IF signal output through pin 11. AGC voltage
is supplied at pin 1 from IC100 pin 62. IF output goes through buffer Q101 to SAW filter SAW100 for VIF at
pin 2 and 3 of IC100 and to SAW101 for SIF at pin 63 and 64.
AV Controller
Local keys (6)
10-WAY
Front AV in
(CVBS+Y/C, L/R)
Head Phone in
SCART101
(CVBS+Y/C, L/R, AV Link)
(TV out)
50-WAY
SCART102
(CVBS+RGB, L/R)
(Monitor out)
SCART100
(CVBS+RGB, L/R)
(Monitor out)
Y/C plug
Phono
Y/C Out
CVBS Out
Line Out (L/R)
(fixed level)
RF input
19-WAY
7-WAY AND 9-WAY
Power supply
for AVC
100-240V
AVC MAIN Board
Control items
Picture
Comb
Sound
Headphone Volume/Balance
OSD/TELETEXT
Advanced OSD
(this OSD cannot be
displayed in PC mode)
Power Supply Board
Front Panel Board
I/Rin
Power supply
for PDP display
100~240V
SPEAKER
Common
DVI-24
DIN 8
FC4 Board
Control items
Picture (at FC)
Colour saturation
Tint (hue)
Black stretch
CTI
LTI
Noise reduction
Wide format
Brightness
PC related
OSD
Simple OSD
(for use with PC)
PDP Monitor
Control items
Picture
Contrast
White Balance
Sound
Volume
Balance
Bass
Treble
Spatial effect
TruBass
SPEAKER
Common

Hitachi 32PD3000 Specifications

General

Brand	Hitachi
Model	32PD3000
Category	Plasma TV
Language	English