Option Resistors; Circuit Block Diagram - Sanyo PLV-Z1 Service Manual

■ Option Resistors

This model is decided the Option Resisters on the main board as shown below list.
Note: If these resistors are not proper, the set does not operate correctly.
Refer to the parts list for order.
Location
R1863 / R1864
R1866 / R1867
R1852 / R1853
R1854 / R1856

■ Circuit Block Diagram

AV Board
Computer In
Video
Component In
S-Video In
Value
0Ω (1/16GZ)
0Ω (1/16GZ)
None
None
IC5201
PC/Component
Video Switch
R(1)
PC-RGB
G(5)
B(11)
Cr(3)
Y, Cb, Cr
Y(7)
Cb(13)
IC2031
S-Y/Video
Switch
V (CVBS)
V(8)
Y(9)
S-Y
Y(14)
C(1)
S-C
IC401
RGB Driver
Timing Controller
R G B
Color Shading Correction
IC501
IC531/3531
IC561 IC531 IC501
IC561/3561
IC3561 IC3531
Sample & Hold
K25R K25G K25B
R G B
R G B
Panel Panel Panel
Main Board
Buffer
IC6201
2 2
Cr/R(34)
(3)
IC6221
3 3
Y/G(32)
(3)
IC6241
4 4
Cb/B(28)
(3)
IC101
Video
Decoder
12 12
V(6) V(6)
14 14
Y(5) Y(5)
16 16
C(3) C(3)
IC301
System Control
Scan Converter
-25-
IC8201
A/D
Converter
(1) Cr/R(7)
(1) Y/G(15)
(1) Cb/B(22)
IC7201
Digital
Matrix