Sony GV-8E Service Manual page 5

Video tv recorder
Table of Contents

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8.
ELECTRICAL ADJUSTMENT
8-1.
Power Block Adjustment and Check .. ···
151
8-1
-1
Unregulated
Power
Supply Voltage Check
(PS-181 Booed)·
151
8-1-2.
Oscillation FreQuency Adjustment
(PS·181
Board)·
151
8-1 -3.
Switch
5V
Adjustment
(PS-181
Board)··
151
8-1-4.
-
8V
Adjustment
(PS-181
Board)··
151
8-1-5.
TV Power Voltage Check
CPS-
181
Board)··
151
8·1-6.
Video
5V
Check (PS-181 Booed)
152
8-1-7.
CAM UNREG Check
(PS-181
Board)··
152
8-2.
System Control Adjustment···· .................... ·
152
8-2-1.
Battery Down Adjustment
(SV-35
Board) ··
152
8-3.
Servo System Adjustment··
153
8-3-1.
Oscillation FreQuency Adjustment
(SV-35 Board) ··
153
8-3-2.
Switching Position Adjustment
(SV-35
Board)
··
······················
153
8-3-3.
Capstan FG Adjustment
CSV-35
Board) ··
154
8-3-4.
Still Playback Adjustment
CSV-35
Board) ··
154
8-3-5.
Playback SP
/
LP
Adjustment
(SV-35 Board)........
155
8-4.
Video
Adjustment·
155
84-1.
Playback Frequency Characteristic
Adjustment (SV-35 Board) ·
156
B-4-2
Flying Erase Check
(SV-35
Board)··
156
8-4-3.
Crystal Oscillator fo
Check
(SV-35 Board)
······
156
8-4-4.
Sync AGC Adius1ment
(SV-35
Board) · ·
8-4-5
Y
/
C Separation Adjustment
(SV-35
Board)··
157
157
8-4·6.
IA
2 Adjustment
(SV-35
Board)··
157
8-4-7.
Emphasis Input
Level
Adjustment
(SV-35
Board) ··
158
8-4-8.
PB Y Level
1
Adjustment
(SV-35
Board)··
158
8-4-9.
PB Y Level 2 Adjustment
(SV-35
Board)··
158
8-4" 10. Y FM Carrier
Frequency
Adjustment
(SV-35
Board)
·· ··
158
84-11. Y FM Deviation Adjustment
(SV-35 Board
)
·
···········
159
8-4-12. AC Clip Check (SV·35 Board) ··
159
8-4-13. Chroma
Emphasis
fo Adjustment
(SV-35
Board)·······················
160
8-4-14.
REC
Y
Recording
Current Adjustment
(SV-35 Board)
·· · · ·
· ·
· · ···· .. ···· ··· · ·
160
8-4-15. REC C Recording Current Adjustment
(SV-35 Board)
··
160
8-4-16.
REC AFM Recording
Cu
rrent
Adjustment
(SV-35
Board) ··
161
8-4-17.
REC
ATF Recording Current Adjustment
(SV-35
Board)
······················
162
8-4-18. Dela
y
Chroma
Gain Adjustment
(SV·35
Board)
··························
162
8-4-19. Quasi Burst Phase Adjustment
(SV-35
Board)..............................
163
8420.
Delay
Burst Pha
se
Adjustment
(SV-35 Board)....
163
8-5.
LCD
System
adjustment
···
164
8-5-1.
Oscillation Frequency Adjustment
(RG·5
Board)
164
8-5-2.
Contrast Adjustment
(RG-5
Board)
164
8-5-3
Common-bias Preset Ad justment
<RG·5
Board)··
165
8-5-4.
R.
8 P-P Gain Adjustment (RG-5 Board) ·
165
8·5-5.
R,
B DC Gain Adjustment
(RG·5 Board)·
··
·
166
8-5-6.
Anti
PAL
Adjustment 1
(
RG-5 Board)······ 166
8-5-7.
Anti PAL Adjustment 2 (RG-5 Board) ·····
167
8-5-8.
Anti
PAL
Adjustment
3
(RG-5 Board)
·-···
167
8·5·9.
V
COM
DC
Adjustment
(RG-5
Board) ·····
16B
8-6.
Timer
System adjustment--
8-6-1.
Clock Precision Adjustment
(TT-20
Board)
8-6-2
Character
Position
Adjustment
16B
16B
(TT·20
Board)
.............
...
.....
...
........ .....
169
8-6-3.
Channel Display Position Adjustment
(TT-20 Boa•d) ····
169
8-7.
Audio System adjustment......
170
8-7-1.
AFM Audio System
Check
170
8-8.
Tuner
System
adjustment························
171
8·8-1.
RF
AGC Adjustment (TT-20 Board)
171
ARRANGEMENT
DIAGRAM FOR
AOJUSTMENT
PARTS······
....................................
172
SUPPLEMENT-
I
SUPPLEMENT-2
-
5
-

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