Panasonic Lumix Dmc gh1 Series Service Manual Repair Guide

							
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9.3.15. Removal of the Mic P.C.B. and Mic
Unit
(Fig.D22) (Fig.D23) 
						

							
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9.3.16. Removal of the Battery Spring
(Fig.D24)
9.3.17. Removal of the Battery Door Unit
(Fig.D25)
NOTE: (When Assembling)Be sure to confirm the following points when assembling.
• The Screw is tightened enough.
• Assembling conditions are fine. (No distortion, no illegal- space.)
• No dust and/or dirt on every Lens surfaces.
• LCD image is fine. (No dust and dirt on it, and no gradient images.) 
						

							
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9.4. Disassembly and Assemble Procedure for the Lens
Refer to the following table and the illustration for disassembly and assembly.
NOTE:
1. To keep maintaining the dustproof environm ent, it is recommended dealing with Clean box.
(Refer to “ 8.2. Clean Box “
 which is found in section 8.Servi ce Fixture & Tools of this manual.)
2. Do not allow dirt and dust to get in to the inside part/component of the unit.
3. Do not touch the surface of t he lens glasses with your fingers.
4. Blow off the dust on the surface  of the lens with a blower brush.
5. Use lens cleaning KIT (BK)(VFK1900BK).
Interchangeable Lens (H-FS014140)
NOTE: 1. .When installing the screws, be sure to  use the torque driver (RFKZ0456) and tighten the screws with specified torque, men-
tioned on the above table.
2. The Ref.B209 is no need to remove/install for disassembly and assembly. Use VFK1390 (small driver) when the installation is necessary because the screw was lost. 
						

							
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10 Measurements and Adjustments
10.1. Matrix Chart for Replaced Part and Necessary Adjustment
The relation between Replaced part and Necessary Adjustment is shown in the following table.
When concerned part is replaced, be sure  to achieve the necessary adjustment(s).
As for Adjustment condition/ procedure, consult the “Adjustment Manual” wh ich is available in Adjustment software.
The Adjustment software is available at “T SN Website”, therefore, access to “TSN W ebsite” at “Support Information from NWBG/
VDBG-AVC”.
NOTE: After adjustments have been terminated, ma ke sure to achieve “INITIAL SETTINGS”.
*1 • Inspect it, not only corresponding part is replaced , but also camera body is shocked and/or dropped. 
• The DMC-G1K unit (marketed commodity: operates  normal) is required as a reference unit.
• Refer to the adjustment instruction  in the adjustment software for details.
*2 NOTE: (When exchan ge the MAIN P.C.B.)
• Correspond by either the following when exchange the MAIN P. C.B. unavoidably by destruction and damage etc of MAIN P.C.B.
1. When it can turn on power, and the adjustment  software can communicate with the camera body:
• Before replacing, proceed the FLASH-ROM  data backup from the unit. After replacing, overwrite the FLASH-ROM data with
backup data from the unit,  before proceeding the main body adjustment.
2. When it cannot turn on power, or the adjustment  software cannot communicate with the camera body:
Compared with above 1, the extra-adjust ment (using the light box) is required.
• Refer to the adjustment instruction in  the adjustment software for details.
*3 NOTE: (After exchange the mount box unit) • After replacing the MOUNT BOX BLOCK, the  mount box data has to be stored to the unit. 
• Refer to the adjustment instruction  in the adjustment software for details.
*4 • Confirm self recording/playback moti on picture of AVCHD mode by the LCD.
• Confirm it on the TV with HDMI socket when repair HDMI relation.
Replaced Part
Adjustment Item Mount Box
(*3) Main P.C.B.
(*2) Eye 
sensor Flash
P. C . B . LCD U/
LV F  U Lens U/
L-Mount/
Rear Frame
Camera
Body 
Section ISO sensitivity adjustment
(ISO)
OO
----
High brightness coloration inspection
(SEN)OO----
AWB adjustment
(WBL/WBM)OO----
IMAGE SENSOR white scratch compensation
(WKI)OO----
IMAGE SENSOR black scratch compensation
(BKI)
OO----
EYE SENSOR adjustment
(EYE)-OO---
Mount Box Adjustment data writing O-----
AVCHD function inspection-O(*4)----
Resolution inspection
(*1)O----- 
						

							
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* There are no LCD / LVF adjustment model. 
						

							
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11 Maintenace
11.1. Notice in external cleaning
11.1.1. ABOUT THE BODY
NOTE:Before cleaning the camera, remove the battery and/or disconnect power plug from the outlet.
Also, remove the SD Memory card and lens unit. 
11.1.1.1. DUST/DIRT ON TH E OUTER CASING PART (S)
1. Blow off the dust first, then sweep out the dust  from narrower spaces with soft cleaning brush.
2. Wipe up fingerprint and/or dirt on the Outer  casing part with the dry fuzz-free cloth.
11.1.1.2. DUST/DIRT ON THE IMAGE SENSOR
1. Blow off the dust on the surface of the Image sens or with the Blower. (Refer to the following Figure.)
• Keep the Mount Facing down condition towards to floor when cleaning.
• Do not put the Blower further inside than the lens mount.
• Be careful not to blow too strongly.
2. Wipe off the dirt on the image sensor surface with Lens cleaning KIT(VFK1900BK).
11.1.1.3. ABOUT THE LVF UNIT
1. By referring the Disassembly & Assembly procedures and remove the LVF unit.
2. Disassemble the LVF unit as follows, then blow off the dust with blower.
3. Wipe off the dirt on the surface of glasses wit h Lens cleaning KIT(VFK1900BK), if necessary. 
						

							
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11.1.2. ABOUT THE LENS
11.1.2.1. DUST/DIRT ON THE OUTER CASING PART(S)
1. Blow off the dust first, then sweep out the dust from narrower spaces with soft cleaning brush.
2. Wipe up the Outer casing part with the dry fuzz-free cloth.
11.1.2.2. DUST/DIRT ON THE LENS GLASSES
• Define the location of the dust/dirt first, whether it is outside lens surface or not. 1. When it is outside surface of the lens:• When the dust and/or dirt gets on the outer side sur-face of the Lens glasses, order the following proce-
dures.a. Blow off the dust on the Lens glass surface with the Blower, gently. (Do not Blow too strongly.)
b. Wipe out the dirt on the lens glass surface with Lens cleaning KIT (VFK1900BK) if necessary.
 (Consult the Instruction sheet which is included in
the Lens cleaning KIT in details.)
2. When it is inside of the lens: • Refer to the “11.3. Method of cleaning inside of lens(Bundled lens: H-VS014140) “ section of this service
manual.
11.2. General descrip tion (Lens cleaning)
When there is a dust/dirt inside surface of the 1st lens frame uni t and/or subject side surface of the 2nd lens frame unit, remove it by
referring the following procedures.
Important: 1. When removing the 1st lens frame unit, it ha s to be proceed inside of satisfied clean level.
(Less than class 10,000 Federal Standard 209D) 
As for clean box, refer to the 8.2. CLEAN BOX, in details.
2. When tighten the screws (A), use torque driver (RFKZ0456) with specified torque. 
3. To keep the Lens performance, use only the 1st  lens frame unit which was fitted as it was.
Therefore, the 1st lens frame unit  is not supplied as spare parts.
Also do not exchange the 1st lens unit taking from others. 
						

							
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11.3. Method of cleaning inside of lens (H-VS014140: Included in DMC-GH1K)
Important:
1. When removing the 1st lens frame unit, it has to be proceed inside of satisfied clean level.
(Less than class 10,000 Federal Standard 209D) 
As for clean box, refer to the 8.2. CLEAN BOX, in details.
2. When tighten the screws (A), use torque dr iver (RFKZ0456) with specified torque. 
3. To keep the Lens performance, use only the 1st  lens frame unit which was fitted as it was.
Therefore, the 1st lens frame uni t is not supplied as spare parts.
Also do not exchange the 1st lens unit taking from others.
11.3.1. Disassembly procedure
11.3.1.1. Removal of the Decoration Ring
NOTE: Be careful not touch the lens surface with Tweezers when
removing the Decoration Ring.
11.3.1.2. Removal of the 1st Lens Frame
Unit
Important:When removing the 1st lens frame  unit, it has to be proceed
inside of satisfied clean level.(Less than class 10,000 Fed-
eral Standard 209D) 
1. Remove the 3 screws (A) and then remove the 1st lens frame unit. 
						

							
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11.3.1.3. Removal of the food adaptor
1. Removal the 3 screws (B) and then remove the foodadaptor.
11.3.1.4. Removal of a dust /dirt
1. Blow off the dust on the Lens glass surface with theBlower, gently.
(Do not Blow too strongly.)
2. Although after blowing, the dust/dirt does not blow off, wipe out the dirt on the lens glass surface with Lens
cleaning KIT (VFK1900BK) 
(Consult the Instruction sheet which is included in the
Lens cleaning KIT in details.)
11.3.2. Assembly procedure
11.3.2.1. Installation of the food adaptor
1. Install the food adaptor to meet the through hole (A) withprojection (A).
2. Tighten the 3 screws (B) by using torque driver with spec- ified torque.
(Torque driver : RFKZ0456)
(Torque : 9.8 ± 1.0N-cm)