DCR-VX9000E - Sony Movie Service Manual (repair manual). Page 5

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1-2-20. Color reproduction adjustment (ND filter OFF) ········ 6-29
1-2-21. Color reproduction adjustment (ND filter ON) ········· 6-30
1-2-22. Velocity sensor sensitivity adjustment ······················· 6-31
1-3.

W/B ELECTRONIC VIEWFINDER SYSTEM
ADJUSTMENTS ·························································· 6-33

1-3-1. Power supply voltage check ········································· 6-33
1-3-2. Horizontal tilt adjustment ············································· 6-34
1-3-3. Focus adjustment ·························································· 6-34
1-3-4. Centering adjustment ···················································· 6-34
1-3-5.  Free run frequency adjustment ···································· 6-35
1-3-6.  H size adjustment ························································ 6-35
1-3-7.  Anode voltage adjustment ··········································· 6-35
1-3-8.  Scan size check ···························································· 6-35
1-3-9.  Heater voltage adjustment ··········································· 6-35
1-3-10. V size adjustment ······················································· 6-36
1-3-11. V linearity adjustment ················································ 6-36
1-3-12. Brightness adjustment ················································ 6-36
1-3-13. 16 : 9 V size adjustment ············································· 6-36
6-2.

MECHANICAL SECTION ADJUSTMENT ·············· 6-39

2-1.

PREPARATION FOR CHECK, ADJUSTMENT AND
REPLACEMENT OF MECHANISM ························· 6-39

1-1.

Cassette compartment block assembly ························· 6-39

1.

Removal (Refer to Fig. 6-2-1) ······································ 6-39

2.

Notes on re-assembling ················································ 6-39

1-2.

How to perform loading and unloading while the cassette
compartment block assembly is removed. ···················· 6-40

1.

Using a regulated power supply ··································· 6-40

2.

Manual loading and unloading :
After removing the cam motor ····································· 6-40

2-2.

PERIODIC INSPECTION AND
MAINTENANCE ITEMS ············································ 6-41

2-1.

Cleaning of rotary drum ··············································· 6-41

2-2.

Cleaning of tape running path (Refer to Fig. 6-2-4.) ···· 6-41

2-3.

Periodic inspection item ··············································· 6-42

2-4.

Service jig list ······························································· 6-42

2-5.

How to operate the mode selector  ····························· 6-44

2-5-1. Introduction ·································································· 6-44
1.

Manual test ··································································· 6-44

2.

Step test ········································································ 6-44

3.

Auto test ······································································· 6-44

2-5-2. Operation ······································································ 6-45
1.

Operation flow chart ····················································· 6-45

2.

Turn on the power of the mode selector 

··················· 6-45

3.

Turn off the power of the mode selector  ··················· 6-45

4.

Selecting mechanism type ············································ 6-46

5.

Selecting mode ····························································· 6-46

6.

MANUAL test ······························································ 6-46

7.

STEP test ······································································ 6-46

8.

AUTO test ····································································· 6-46

9.

Battery alarm message ·················································· 6-47

2-3.

CHECK, ADJUSTMENT AND REPLACEMENT
PROCEDURE OF MECHANISM BLOCK ················ 6-48

3-1.

Timing belt and capstan cover ······································ 6-48

1.

Removal ········································································ 6-48

2.

Notes when re-assembling ············································ 6-48

3-2.

Drum cap, pinch arm assembly, drum assembly,
tape support, HC block assembly and TG2 ·················· 6-49

1.

Removal ········································································ 6-49

2.

Notes when re-assembling ············································ 6-49

3-3.

Capstan motor, RH base block assembly, pendulum
arm assembly and dew condensation sensor ················ 6-50

1.

Removal ········································································ 6-50

2.

Notes when re-assembling ············································ 6-50

3-4.

TG1 arm block assembly and TG7 block assembly ····· 6-51

1.

Removal ········································································ 6-51

2.

Notes when re-assembling ············································ 6-51

3-5.

Reel table (S) assembly and reel table (T) assembly ···· 6-52

1.

Removal ········································································ 6-52

2.

Notes when re-assembling ············································ 6-52

3-6.

S brake block assembly, T brake block assembly,
sub slider and FWD stopper ········································· 6-53

1.

Removal ········································································ 6-53

2.

Notes when re-assembling ············································ 6-53

3-7.

GL gear (S) block assembly, GL gear (T) assembly,
coaster (S) block assembly and
coaster (T) block assembly ··········································· 6-54

1.

Removal ········································································ 6-54

2.

Notes when re-assembling ············································ 6-54

3-8.

Cam motor assembly, sub slider driving lever,
main cam gear and joint gear ······································· 6-55

1.

Removal ········································································ 6-55

2.

Notes when re-assembling ············································ 6-55

3-9.

Pinch slider, sub cam gear, loading driving lever and
encoder gear ································································· 6-57

1.

Removal ········································································ 6-57

2.

Notes when re-assembling ············································ 6-57

3-10. Mode slider, slider arm assembly, relay gear and

tension pulley ······························································· 6-58

1.

Removal ········································································ 6-58

2.

Notes when re-assembling ············································ 6-58

3-11. Tension arm assembly and MD board ·························· 6-59
1.

Removal ········································································ 6-59

2.

Notes when re-assembling ············································ 6-59

2-4.

ADJUSTMENTS AND CHECKS ······························· 6-60

4-1.

ADJUSTMENT POSITION ········································· 6-60

4-2.

ADJUSTMENT ORDER ············································· 6-61

4-3.

ADJUSTMENT AND CHECK METHOD ·················· 6-62

4-3-1. REEL TABLE T HEIGHT CHECK ····························· 6-62
1.

Preparation before check ·············································· 6-62

2.

Checking ······································································· 6-62

4-3-2. TG7 HEIGHT ADJUSTMENT ···································· 6-63
1.

Preparation before adjustment ······································ 6-63

2.

Adjustment ··································································· 6-63

4-3-3. FWD/RVS POSITION ADJUSTMENT ······················ 6-63
1.

Preparation before adjustment ······································ 6-63

2.

Adjustment ··································································· 6-63

4-3-4. TG2 HEIGHT ADJUSTMENT ···································· 6-64
1.

Preparation before adjustment ······································ 6-64

2.

Adjustment ··································································· 6-64

4-3-5. TG3/TG6 HEIGHT AND

INCLINATION ADJUSTMENTS ······························· 6-65

1.

Preparation before adjustment ······································ 6-65

2.

Adjustment ··································································· 6-65

4-3-6. FWD/RVS BACK TENSION ADJUSTMENT ············ 6-66
1.

Preparation before adjustment ······································ 6-66

2.

Adjustment ··································································· 6-66

4-3-7. PREPARATION FOR ADJUSTMENT AND

RF WAVEFORM CHECK ··········································· 6-67

4-3-8. TRACKING ADJUSTMENT ······································ 6-68
4-3-9. TRACKING CHECK ··················································· 6-69
4-3-10. CUE AND REV CHECK ·········································· 6-70
4-3-11. RISING CHECK ······················································· 6-71
4-3-12. TAPE PATH CHECK ················································· 6-72
6-3.

VIDEO SECTION ADJUSTMENT ····························· 6-73

3-1.

PREPARATIONS BEFORE ADJUSTMENT ·············· 6-73

3-1-1. Equipments to be used ·················································· 6-73