JVC Gz-hd7 Repair Manual

SERVICE MANUAL
COPYRIGHT© 2007 Victor Company of Japan, LimitedNo.YF200
2007/6
HD HARD DISK CAMCORDER
YF200 2007
6
SERVICE MANUAL
Everio
GZ-HD7EK, GZ-HD7EX,
GZ-HD7EY
COPYRIGHT© 2007 Victor Company of Japan, Limited
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
TABLE OF CONTENTS
1 PRECAUTIONS  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-3
2 SPECIFIC SERVICE...

1-2 (No.YF200)
SPECIFICATION
„Camcorder
„AC Adapter
„Remote Control
Design and specifications subject to change without notice. For General Power supply DC 11 V (Using AC Adapter)
DC 7.2 V (Using battery pack)
Power consumption Approx. 7.1 W (When using the LCD monitor)
Approx. 6.7 W (When using the viewfinder)
Approx. 7.7 W (Maximum; when recording)
Dimensions (W × H × D) 91 mm × 77 mm ×186 mm 
Weight Approx. 665 g  (incl.strap)
Approx. 750 g (incl. battery and strap)
Operating temperature 0°C to 40°C...

(No.YF200)1-3
SECTION 1
PRECAUTIONS
1.1 SAFTY PRECAUTIONS
Prior to shipment from the factory, JVC products are strictly
inspected to conform with the recognized product safety and
electrical codes of the countries in which they are to be
sold.However,in order to maintain such compliance, it is equally
important to implement the following precautions when a set is
being serviced.
1.1.1 Precautions during Servicing
(1) Locations requiring special caution are denoted by labels
and inscriptions on the...

1-4 (No.YF200) 1.1.2 Safety Check after Servicing
Examine the area surrounding the repaired location for damage
or deterioration. Observe that screws, parts and wires have been
returned to original positions, Afterwards, perform the following
tests and confirm the specified values in order to verify
compliance with safety standards.
(1) Insulation resistance test
Confirm the specified insulation resistance or greater
between power cord plug prongs and externally exposed
parts of the set (RF terminals,...

(No.YF200)1-5
SECTION 2
SPECIFIC SERVICE INSTRUCTIONS
2.1 DIFFERENCE LIST
The following table indicate main different points between models GZ-HD7EK, GZ-HD7EX and GZ-HD7EY.
2.2 Replacing HDD
NOTE1) After HDD replacement, format the HDD first.
When the power is turned on after the HDD replacement, the
below Warning screen is displayed. 
Be sure to format the HDD following the messages.
Be sure to turn off the power once after the formatting.
If the HDD recording is started without being turned off the...

1-6 (No.YF200)
SECTION 3
DISASSEMBLY
3.1 BEFORE ASSEMBLY AND DISASSEMBLY
3.1.1 Precautions
• Be sure to disconnect the power supply unit prior to mounting
and soldering of parts.
• Prior to removing a component part that needs to disconnect
its connector(s) and its screw(s), first disconnect the wire(s)
from the connector(s), and then remove the screw(s).
• When connecting/disconnecting wires, pay enough attention
not to damage the connectors.
• When inserting the flat wire to the connector, pay...

(No.YF200)1-7 3.2.2 ASSEMBLY/DISASSEMBLY OF CABINET PARTS AND ELECTRICAL PARTS
z Disassembly procedure
NOTE1:
Remove the HOOD(ACC) ASSY by turning it to the direction
of the arrow.
NOTE2:
During the procedure, be careful in handling the adhesive
tape.
NOTE5a:
When removing, pull out the GRIP BELT from the hook first.
NOTE5b:
During the procedure, leave the J.COVER (AV) removed or
released.
NOTE7:
When removing, be careful in handling as the GEL may be
stuck to.
NOTE8a:
During the procedure, be careful in...

1-8 (No.YF200)NOTE21:
Refer to 3.2.4 DISASSEMBLY OF [21] OP BLOCK ASSY/
CCD BOARD ASSY
 of OP BLOCK ASSY.
NOTE22a:
During the procedure, be careful with the wiring .
NOTE22b:
When attaching, insert the BLACKET by sliding it to fix the
COVER (MIC).
NOTE25:
During the procedure, be careful with the wiring .
NOTE27a:
When removing, remove the screw No.70 first to release the
FPC, and then pull out the FPC from the connector.
NOTE27b:
During the procedure, be careful not to damage the parts.
NOTE27c:
When...

(No.YF200)1-9 Fig.3-2-1
Fig.3-2-2Fig.3-2-3
Fig.3-2-4
[1][2]1 
(S2)1 
(S2) L2b
L1L2a
NOTE2
NOTE1
NOTE1
:0.059 Nnm (0.6kgfncm)
5
(S3b)
4
(S3b)
6
(S3b)7
(S3b)9
(S3b)
8
(S3b)3
(S3a) 2
(S3a)
L3L3
L4
[4] [3]
11
(S5)
L5 L5
L510
(S5)
[5]
NOTE5a
NOTE5b
GRIP BELT
J.COVER(AV)
ASSY
[6]
[7]
12
(S6a) 13
(S6b) 14
(S7)
L6,L7a
L7cL7b
NOTE7 

1-10 (No.YF200)Fig.3-2-5
Fig.3-2-6Fig.3-2-7
Fig.3-2-8
CN8 STOPPER GELGEL
NOTE8c
NOTE8dNOTE8a,b
[8]
[9]
16
(S9)
L9a
L9b17
(S9)
15
(S9)
18
(S9)
[10]
[11]
19
(S10)20
(S10)
21
(S11a)
22
(S11b)
aa
24
(S12b)
23
(S12a) 23
(S12a)
CN12
L12 a
[12]