Block Diagram And Schematics - Sony TRINITRON KV-20FS120 Service Manual

5-3. BLOCK DIAGRAM AND SCHEMATICS

IIC Communication
Picture Signal Picture Signal
Sound Signal Sound Signal
Tuning Related Tuning Related
Antena Antenna
Control Lines Control Lines
Switch Switch
Power Power
Main Tuner Main Tuner
Power Power
Key Key
Front Front
Panel Panel
Keys Keys
Menu Menu
Keys Keys
IR IR
Receiver Receiver
Stand by/ Stand by/
Timer Timer
Led Led
M24C16 M24C16
($A0,$A2,$A4, ($A0,$A2,$A4,
$A6,$A8,$AA) $A6,$A8,$AA)
Reset Reset
5V Regulator 5V Regulator
5V Stand-by 5V Stand-by
9V Regulator 9V Regulator
Energy Star Energy Star
Low B Low B
Rectifier Rectifier
12.5V 12.5V
Main Power Main Power
Supply Supply Audio Audio
Rectifier 14V 21FM210=14V
all others=18V
B+ Rectifier B+ Rectifier
AC Line AC Line
115V 115V
(THIS SECTION FOR KV-21FA310 MODELS ONLY)
KV-20FS120/21FM120/21FS120/21FA310/24FS120/25FS120
($C0) ($C0)
I-AFT2 I-AFT2
I-AFT I-AFT
O-AGCMUTE O-AGCMUTE
O-ANTSW O-ANTSW
I-SAP I-SAP
I-STEREN I-STEREN
O-MONO O-MONO
Micro Micro
O-SAP O-SAP
M65582MF-XXXFP M65582MF-XXXFP
I-RESET I-RESET
($60)
VCC VCC
Audio Audio
Degauss Degauss
Out Out
SW SW
VM VM
FBT FBT
H-Out H-Out
V-Out V-Out
RGB RGB
Amp Amp
Video Processor/Comb Filter Video Processor/Comb Filter
($??)
Video SW Video SW
O-SE L0 O-SE L0
O-SE L1 O-SE L1
I-HLDWN I-HLDWN
O-NS O-NS
I-MECSVD I-MECSVD
O-MUTE O-MUTE
Audio Inputs Audio Inputs
Audio Processor Audio Processor
NJM xxxx NJM1134 Mute Mute
($82)
Dolby Pro Logic
TruSurround
NJM2180
Audio
Cross
Processor
NJW1164
Over
for FA310 models
KV-20FS120/21FM120/21FS120/21FA310/24FS120/25FS120
Tilt Tilt
Rotation Rotation
CRT CRT
DY DY
Monitor Monitor
Out Out
Video 4 Video 4
Video 3 Video 3
Video 2 Video 2
Video 1 Video 1
Mechanical Mechanical
S-Video S-Video
Audio Amp
Audio Amp.
TDA8947J
TDA8580Q
Audio Amp
TDA8947J
38