5-2
1-1. Adjusting items when replacing main parts and boards
• Adjusting items when replacing main parts
When replacing main parts, adjust the items indicated by
z
in the following table.
Replaced part
Block replacement
Mounted part replacement
Adjustment Section
Adjustment
(Drum assembly)
(Capstan motor)
(LCD panel)
(Fluorescent tube)
(TRW)
(TRF)
(A/D CONV.)
(CLOCK GEN.)
(VFD)
(D/A CONV.)
(VC AMP)
(Y/C SEP.)
(C DECODE)
(VC DELAY)
(VC AMP)
(VC AMP)
(Y BLANKING, SETUP ADD)
(VC AMP)
(C ENCODE)
(VC AMP)
(RGB DRIVER)
(TIMING GEN.)
Mechanism deck
Mechanism deck M901
Mechanism deck M903
LCD block LCD901
LCD block ND901
PR-234 board IC101
RP-234 board IC201
JC-20 board IC1108-1110
JC-20 board IC2204
JC-20 board IC3300
DI-73 board IC9000
VD-28 board IC116, 122
VD-28 board IC119
VD-28 board IC124
VD-28 board IC402, 403
VD-28 board IC404
VD-28 board IC405
VD-28 board IC410
VD-28 board IC411
VD-28 board IC413
VD-28 board IC427, 428
PD-125 board IC8001
PD-125 board IC8201
System control
Initialization of C, D, E page data
Node unique ID No. input
Servo, RF
CAPSTAN FG adj.
z
z
Switching position adj.
z
z
RF-AGC adj.
z
z
z
z
CLK DELAY and AEQ adj.
z
z
z
z
PLL f
0
adj.
z
z
z
z
Video
VFD SPCK adj.
z
A/D converter reference voltage adj.
z
Y/CR/CB clamp reference voltageadj.
z
AFC picture frame adj.
z
AFC adj.
z
Playback Y/C level adj.
z
Playback SYNC level adj.
z
Playback blanking level adj. with 0% setup
z
Playback Y/CR/CB signal level adj. with 0% setup
z
z
z
z
Playback CR/CB signal delay adj.
z
z
Encoder free run adj.
Carrier balance adj.
z
z
Burst level adj.
z
z
Color level adj. with 0% setup
z
z
SC_V phase adj.
Playback blanking level adj. with 7.5% setup (*1)
z
Playback Y/CR/CB signal level adj. with 7.5% setup (*1)
z
z
Color level adj. with 7.5% setup (*1)
z
z
Monitor terminal output level adj.
z
E-E blanking level adj.
z
Component E-E Y/CR/CB signal level adj.
z
z
z
z
z
Component E-E CR/CB signal delay adj.
z
E-E color level adj.
z
z
z
Decoder free run adj.
z
Decoder HUE adj.
z
S video E-E Y/CR/CB signal level adj.
z
z
S video E-E CR/CB signal delay adj.
z
Composite E-E Y signal level adj.
Composite E-E CR/CB signal delay adj.
H phase adj.
E-E SC phase adj.
Playback SC phase adj.
LCD
VCO adj.
z
z
Black limit adj.
z
Bright adj.
z
Gamma 1 adj.
z
Contrast adj.
z
Center voltage adj.
z
z
White balance adj.
z
z
z
Audio
Audio PAL data input (*2)
Mechanism
Tape path adj.
z
z
z
