Main
2
CAUTION
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
TIME LAPSE VCR SERVICE MANUAL
APRIL, 2006 Printed in Korea
TABLE OF CONTENTS
SECTION 1
SUMMARY
SECTION 2
CABINET & MAIN FRAME
SPECIFICATIONS
FRONT
REAR
INDICATOR PANEL
VCR FUNCTION INDICATION
TERMINAL SIGNAL LEVELS
CRITICAL PARTS REPLACING TIME TABLE
CRITICAL PARTS DESCRIPTION
SECTION2 CABINET & MAIN FRAME EXPLODED VIEWS
1. Cabinet and Main Frame Section
Cabinet & Main Frame Section Parts list
Page
2. Packing & Accessory Section
NOTE
SECTION2 CABINET & MAIN FRAME EXPLODED VIEWS
Packing Accessory Section Parts list
ELECTRICAL ADJUSTMENT PROCEDURES
3-2
1. Power Circuit(SMPS) (1) No 5.3 A (2) No 9V
No 5.3V
No 12V
(3) No 24 V
3-3
(4) No 5.2 A (TO AVCP, BIAS) (5) No 10V
No 5.2V
No 10V
3-4
2. SERVO CIRCUIT (1) Video is unstable in PB mode
In PB mode
(2) Drum motor stops
When the drum moter stop
(3) Capstan motor stops
3-5
When the capstan motor stops
3-6
3. Y/C CIRCUIT (1) No Video in EE Mode
No Video in EE Mode
(2) When the Y(Luminance)signal doesnt appear on the screen in PB Mode.
3-7
Is 5V applied to the IC301 Pin 16, 40, 55, 58, 87?
Replace the IC301.
3-8
(3) When the C(Color) signal doesn't appear on the screen in PB Mode
Is 5V applied to the IC301 Pin 16, 40, 55, 58, 87?
Does the Color signal appear at the IC301 Pin 71?
(4) When the Video signal doesn't appear on the screen in REC Mode.
Is the EE signal normal?
4. AUDIO CIRCUIT (1) No sound in EE Mode
No sound in EE Mode. No sound.
Replace the IC301
(2) No sound in PB MODE
No sound in PB Mode. No sound.
(3) No sound in REC Mode.
NO sound in REC Mode. Sound is not recorded.
Check the line of the 5V Power Circuit.
Replace the FL401 or the Q405.
3-11
5. SYSTEM/KEY CIRCUIT (1) AUTO STOP
*Caution : Auto stop can occur because Grease or Oil is dried up
Auto Stop
(2) No cassette tape loading
No cassette tape loading Is there REG. 12V at PMCQ1 Pin8?
(2) No F.OSD display.
3-12
(3) No Key display
No F.OSD display.
No OSD display.
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DECK MECHANISM PARTS LOCATIONS
DECK MECHANISM DISASSEMBLY
DECK MECHANISM ADJUSTMENT
MAINTENANCE/INSPECTION PROCEDURE
SECTION 4 MECHANISM
CONTENTS
DECK MECHANISM PARTS LOCATIONS
4-1
Top View
T:Top, B:Bottom
Part Fixing Type
1. Drum Assembly (Fig. A-1-1)
1-1. Drum Motor
Fig. A-1
(Fig. B-1)
Fig. A-2
4-4
2. Plate Top (Fig. A-2-1)
3. Holder Assembly CST (Fig.A-2-2)
4. Opener Door (Figure. A-2-3)
5. Bracket Assembly L/D Motor (Fig. A-2-4)
6. Gear Assembly Rack F/L (Fig. A-2-5)
9. Arm Assembly Cleaner (Fig. A-3-1)
10. Head F/E (Fig. A-3-2)
11. Base Assembly A/C Head (Fig. A-3-3)
Fig. A-3
(Fig. A-3-1)
Fig. A-4 12. Brake Assembly T (Fig. A-4-1)
13. Brake Assembly RS (Fig. A-4-2)
14. Arm Assembly Tension (Fig. A-4-3)
15. Reel S / Reel T (Fig. A-4-4)
4-7
Fig. A-5 16. Base Assembly P4 (Fig. A-5-1)
17. Opener Lid (Fig. A-5-2)
18. Arm Assembly Pinch (Fig. A-5-3)
19. Lever T/up (Fig. A-5-4)/ Arm T/up (Fig. A-5-5)
(Fig. A-5-2)
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4-9
Fig. A-7 24. Gear Drive (Fig. A-7-1)/ Gear Cam (Fig. A-7-2)
25. Gear Sector (Fig. A-7-3)
26. Plate Slider (Fig. A-7-4)
27. Lever Tension (Fig. A-7-5)
28. Lever Spring (Fig. A-7-6)
Fig. A-8 29. Gear Assembly P2 (Fig. A-8-1)/ Gear Assembly P3 (Fig. A-8-2)
30. Base Assembly P2 (Fig. A-8-3)/ Base Assembly P3 (Fig. A-8-4)
(Fig. A-8-2)
Fig. A-9 31. Base Loading (Fig. A-9-1)
32. Base Tension (Fig. A-9-2)
33. Arm Assembly Idler (Fig. A-9-3)
Tools and Fixfures for Service
Purpose:To determine if the Mechanism is in the correct position, when a Tape is ejected.
1. Mechanism Alignment Position Check
4-14
Cassette Torque Meter (SRK-VHT-303) Torque Gauge (600g.cm ATG)
3. Checking Torque
Test Equipment/ Fixture
Checking Method
Fig. C-3-2Fig. C-3-1
Test Conditions (Mechanism Condition)
4.Guide Roller Height Adjustment
5. Audio/Control (A/C) Head Adjustment
4-17
Purpose: To obtain compatibility with the other VCR(VCP) Models.
Connection Diagram
Fig. C-5-4
6. X-Value Adjustment
Adjustment Procedure
5-3. Precise Adjustment (Azimuth adjustment)
Adjustment Procedure
Adjustment Diagram
7. Adjustment after Replacing Drum Assembly (Video Heads)
Checking/Adjustment Procedure
Connection Diagram Waveform
Fig. C-7
8. Check the Tape Travel after Reassembling Deck Assembly.
1. Check before starting repairs
Fig. C-9-3 Tape Transport System
Fig. C-9-2 Bottom View
* No. (1)~(12) Indicates the Tape Path to be traveled from Supply Reel to Take-up Reel.
Fig. C-9-1 Top View
2. Required Maintenance
3. Scheduled Maintenance
4. Supplies Required for Inspection and Maintence
5. Maintenance Procedure
5-1) Cleaning
4-21
5-2) Greasing
NOTE:Greasing Points
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1. Front Loading Mechanism Section
2. Moving Mechanism Section(1)
OPTIONAL PART
4-29
A01
A03
3. Moving Mechanism Section(2)
OPTIONAL PART
4-30
A11
A12
SECTION 5. REPLACEMENT PARTS LIST
NSP : Not Service Part
MECHANICAL SECTIONRUN DATE : 2004.05.01
- 5-2 -
Packing & Accessory Section
Cabinet & Main Frame Section
- 5-3 -
Electrecal section
- 5-4 -
- 5-5 -
- 5-6 -
- 5-7 -
- 5-8 -
- 5-9 -
- 5-10 -
- 5-11 -
- 5-12 -
- 5-13 -