Nikon SB-400 Repair Manual

INC

FSA03701-R.3706.A

FSA03701

P A R T S L I S T

Copyrigh 2006 by Nikon Corporation. All Rights Reserved.

!!

Printed in Japan October 2006

	A			B	INC
					FSA03701-R.3706.A
				1K010-816x2(10)
	1K001-349x4(10)				1S700-643-1(1)
					1S700-643(1)
		83-537(5)
	1K220-661(5)				1K010-482x2(10)
			1K087-588(10)
1	1K220-660(5)
		1K087-587(10)
	H1-14040FA2(10)				1S705-966(5)
		1S705-965(5)
	1S705-967(5)
		1K010-815(10)			1K683-542(5)
			538(1)
	1K683-536(5)
	1K603-024(5)
					1K010-817x3
	1K220-662x4(10)				(10)
					1K683-540(5)
	1K360-259x4(10)		1S700-644-1(1)
			1S70

ST41-DF0152(5)

2

3

	21(1)	ST41-DF0154(5)	41-660(5)
ST41-DF0151
				K241-661(5)
(5)		ST41-DF0153(5)
			1K010-816x2(10)
		1K68		1K104-643x2(5)
1K104-6
	1K241-658
	1K010-815(10)		(5)
1K130-772(10)				K201-465(5)
1K683-543
1K233-			01-466(5)
				1K660-320(1)
1K120-536(10)			-535(5)
1K603-021(5)	K120-536(10)		60-447(5)
	241-659(
ST41-DF0160(5)			A03701-B1(1)
	ST41-DF0159(5)			Fig. 1
CHANGE PAGE( × 2		F 1 SB-400		Dec.26.2006

		A					B	INC
						A	FSA03701-R.3706.A
1							1K660-319(1)
	ST41-DF0156(5)	1K683-529(5)				1K104-116(5)
	ST41-DF0155(5)
	ST41-0355(5)	1K104-630x2(5)
							1K660-317(1)
					ST41-0381(1)
	ST41-DF0161(5)							1K220-659x2(5)
		FSA03701-D1(1)					1K104-629(5)	1K683-531x2(5)
	1K010-815x2(10)
2							FSA03701-C1(5)
						1K103-253(5)
					1K087-767(5)
			60	75	<![if ! IE]> <![endif]>90
		45
						1K467-291(5)
		1K660-316(1)
	1K660-318(5)						FSA03701-A1(5)
	1K104-645x2(5)
	1K010-817x2(10)
		A
3	1K683-541(5)							Fig. 1
						1K087-769(5)	1K104-661x2(10)
						1K087-520(5)	1K010-817x2(10)	Fig. 2
						F 2 SB-400

							INC
Parts List					SB-400
							FSA03701-R.3706.A
Part Number	Barcode (Part Code)		Pcs,/	fig	Main Assembly	Q'ty/	Remarks
Part Code		Part Name	Unit	No.		Order

1K001-349

1K001-349

*1K010-482

1K010-482

1K010-815

1K010-815

1K010-816

1K010-816

1K010-817

1K010-817

*1K087-520

1K087-520

*1K087-587

1K087-587

*1K087-588

1K087-588

1K087-767

1K087-767

1K087-769

1K087-769

*1K103-253

1K103-253

*1K104-116

1K104-116

1K104-629

1K104-629

1K104-630

1K104-630

1K104-643

1K104-643

1K104-644

1K104-644

1K104-645

1K104-645

*1K001-349*		4	1	10
	SCREW
*1K010-482*	SCREW	2	1	10
	SCREW
*1K010-815*		4	1,2	10
	SCREW
*1K010-816*		4	1	10
	SCREW
*1K010-817*		7	1,2	10
	SCREW
*1K087-520*	(CHINA)	1	2	5
	COUNTRY OF ORIGIN SEAL IV
*1K087-587*	(+)	1	1	5
	BATTERY SEAL (+)
*1K087-588*	(-)	1	1	5
	BATTERY SEAL (-)
*1K087-767*		1	2	5
	COVER PLATE
*1K087-769*	WEEE	1	2	5
	WEEE LABEL
*1K103-253*		1	2	5
	TAPE
*1K104-116*		1	2	5
	SPONGE
*1K104-629*	Xe	1	2	5
	Xe BAND
*1K104-630*		2	2	5
	TRIGGER COIL RETAINER
*1K104-643*		2	1	5
	DRIP PROOF SPONGE
*1K104-644*		1	1	5
	BOTH SIDED ADHESIVE TAPE
*1K104-645*		2	2	5
	INSULATOR PLATE

- 1 -

							INC
Parts List					SB-400
							FSA03701-R.3706.A
Part Number	Barcode (Part Code)		Pcs,/	fig	Main Assembly	Q'ty/	Remarks
Part Code		Part Name	Unit	No.		Order

1K104-661

1K104-661

1K120-536

1K120-536

1K130-772

1K130-772

1K201-465

1K201-465

1K201-466

1K201-466

1K220-659

1K220-659

1K220-660

1K220-660

1K220-661

1K220-661

1K220-662

1K220-662

1K233-286

1K233-286

1K241-658

1K241-658

1K241-659

1K241-659

1K241-660

1K241-660

1K241-661

1K241-661

*1K360-259

1K360-259

1K360-447

1K360-447

1K467-291

1K467-291

	*1K104-661*		2	2	10
		TAPE
	*1K120-536*		2	1	10
		SCREW
	*1K130-772*		1	1	10
		SCREW
	*1K201-465*		1	1	5
		POWER KNOB
	*1K201-466*		1	1	5
		SHOE LOCK LEVER
	*1K220-659*		2	2	5
		SPRING
	*1K220-660*		1	1	5
		SPRING
	*1K220-661*		1	1	5
		SHOE LOCK PIN SPRING
	*1K220-662*		4	1	10
		SHOE SPRING
	*1K233-286*		1	1	5
		BOUNCE DETECTION LEVER SPRING
	*1K241-658*	SW	1	1	5
		POWER SW CLICK SPRING
	*1K241-659*		1	1	5
		BOUNCE DETECTION CONTACT
	*1K241-660*	(+)	1	1	5
		BATTERY CONTACT (+)
	*1K241-661*	(-)	1	1	5
		BATTERY CONTACT (-)
	*1K360-259*		4	1	10
		CONTACT PIN
	*1K360-447*		1	1	5
		SHOE LOCK PIN
	*1K467-291*		1	2	5
		BATTERY OUTER COVER

- 2 -

							INC
Parts List					SB-400
							FSA03701-R.3706.A
Part Number	Barcode (Part Code)		Pcs,/	fig	Main Assembly	Q'ty/	Remarks
Part Code		Part Name	Unit	No.		Order

1K603-021

1K603-021

1K603-024

1K603-024

1K660-316

1K660-316

1K660-317

1K660-317

1K660-318

1K660-318

1K660-319

1K660-319

1K660-320

1K660-320

1K683-529

1K683-529

1K683-531

1K683-531

1K683-533

1K683-533

1K683-534

1K683-534

1K683-535

1K683-535

1K683-536

1K683-536

1K683-537

1K683-537

1K683-538

1K683-538

1K683-540

1K683-540

1K683-541

1K683-541

	*1K603-021*	( )	1	1	5
		BOUNCE DETECTION CONTACT
	*1K603-024*		1	1	5
		SPRING RETAINER PLATE
	*1K660-316*	F	1	2	1
		F CASE
	*1K660-317*	R	1	2	1
		R CASE
	*1K660-318*		1	2	5
		PROTECTOR
	*1K660-319*	U	1	2	1
		U CASE
	*1K660-320*	L	1	1	1
		L CASE
	*1K683-529*		1	2	5
		TRIGGER COIL COVER
	*1K683-531*		2	2	5
		ROLLER
	*1K683-533*	READY	1	1	5
		READY WINDOW
	*1K683-534*	SW	1	1	5
		POWER SW FORK
	*1K683-535*		1	1	5
		SHOE LOCK PIN MOLD
	*1K683-536*		1	1	5
		SHOE LOCK LEVER SUPPORT
	*1K683-537*		1	1	5
		SHOE LOCK SHAFT HOLDER
	*1K683-538*		1	1	5
		BATTERY CASE
	*1K683-540*		1	1	5
		INVERSION STOPPER
	*1K683-541*		1	2	5
		SEPARATOR

- 3 -

									INC
	Parts List						SB-400
									FSA03701-R.3706.A
	Part Number		Barcode (Part Code)		Pcs,/	fig	Main Assembly	Q'ty/	Remarks
	Part Code			Part Name	Unit	No.		Order
	1K683-542		*1K683-542*		1	1		5
	1K683-542			BATTERY SPRING RETAINER
	1K683-543		*1K683-543*		1	1		5
	1K683-543			BOUNCE DETECTION LEVER
	1S700-643		*1S700-643*	(PCB-L)	1	1		1	OLD RP06121
	1S700-643			PRINTED CIRCUIT UNIT L
	1S700-643-1		*1S700-643-1*	(PCB-L)	1	1		1	NEW RP06121
	1S700-643-1			PRINTED CIRCUIT UNIT L
	1S700-644		*1S700-644*	(PCB-H)	1	1		1	OLD RP06121
	1S700-644			PRINTED CIRCUIT UNIT H
	1S700-644-1		*1S700-644-1*	(PCB-H)	1	1		1	NEW RP06121
	1S700-644-1			PRINTED CIRCUIT UNIT H
	1S705-965		*1S705-965*	FPC(FPC-F)	1	1		5
	1S705-965			SHOE FPC
	1S705-966		*1S705-966*	FPC (FPC-B)	1	1		5
	1S705-966			CONNECTION FPC
	1S705-967		*1S705-967*	GND (FPC-G)	1	1		5
	1S705-967			GND FPC
	FSA03701-A1		*FSA03701-A1*		1	2		5
	FSA03701-A1			BATTERY CONTACT UNIT
	FSA03701-B1		*FSA03701-B1*	GND	1	1		1
	FSA03701-B1			GND UNIT
	FSA03701-C1		*FSA03701-C1*	SPD	1	2		5
	FSA03701-C1			SPD UNIT
	FSA03701-D1		*FSA03701-D1*		1	2		1
	FSA03701-D1			REFLECTOR UNIT
	H1-14040FA2		*H1-14040FA2*		1	1		10
	H1-14040FA2			SCREW
	ST41-0321		*ST41-0321*		1	1		1
	ST41-0321			MAIN CONDENSER
	ST41-0355		*ST41-0355*		1	2		5
	ST41-0355			TRIGGER COIL
	ST41-0381		*ST41-0381*	XE	1	2		5
	ST41-0381			XE TUBE
	ST41-DF0151		*ST41-DF0151*	( )	1	1		5
	ST41-DF0151			CORD (RED)
	ST41-DF0152		*ST41-DF0152*	( )	1	1		5
	ST41-DF0152			CORD (BLACK)
	CHANGE PAGE( ) x4								Dec. 26, 2006

- 4 -

							INC
Parts List					SB-400
							FSA03701-R.3706.A
Part Number	Barcode (Part Code)		Pcs,/	fig	Main Assembly	Q'ty/	Remarks
Part Code		Part Name	Unit	No.		Order
ST41-DF0153	*ST41-DF0153*	( )	1	1		5
ST41-DF0153		CORD (ORANGE)
ST41-DF0154	*ST41-DF0154*	( )	1	1		5
ST41-DF0154		CORD (BLUE)
ST41-DF0155	*ST41-DF0155*	( )	1	2		5
ST41-DF0155		CORD (BROWN)
ST41-DF0156	*ST41-DF0156*	( )	1	2		5
ST41-DF0156		CORD (WHITE)
ST41-DF0159	*ST41-DF0159*	( )	1	1		5
ST41-DF0159		CORD (BLACK)
ST41-DF0160	*ST41-DF0160*	( )	1	1		5
ST41-DF0160		CORD (BROWN)
ST41-DF0161	*ST41-DF0161*	( )	1	2		5
ST41-DF0161		CORD (WHITE)

- 5 -

INC

FSA03701-R.3706.A

FSA0370

REPAIR MANUAL

Copyrigh 2006 by Nikon Corporation All Rights Reserved

!!

Printed in Japan November 2006

	INC
	FSA03701-R.3706.A
	Specifications
Electronic construction	Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitry
Guide number (at	30/98.4 (ISO200, m/ft), 21/69 (ISO100, m/ft)
18 mm zoom head
position, 20°C/68°F)
Angle of coverage	Light distribution covers an 18mm lens when mounted on a Nikon DX format
	camera, and a 27mm lens when mounted on an F6
Flash shooting	0.6m to 20m (2 to 66 ft.)(varies depending on the ISO sensitivity, angle of the flash
distance range	head, and lens aperture in use)
Flash mode	i-TTL, M (manual, only with the D40)
Compatible cameras	All cameras compatible with CLS
Flash exposure control	Slow-sync, Red-eye reduction, Red-eye reduction in slow-sync, Rear-curtain sync
set on the camera	flash, FV Lock flash, manual flash
Bounce capability	Flash head tilts up to 90°with click-stops at 0°, 60°, 75°, 90°
ON/OFF switch	Turn the SB-400 on and off using the ON/OFF switch
Power source/min.	TwoAA-type penlight batteries (1.5V or lower) of any types
recycling time/no. of
flashes (at full output)
With fresh batteries
(These data may vary
depending on battery
condition)
	250/4.2 - 30 sec
	3.1 sec

Ready-light

Flash duration (approx.)

Mounting foot lever lock

Dimensions

(W × H ×D)

Weight (without batteries)

Included accessories

When firing the Speedlight at full output once every 30 seconds (120 seconds with lithium batteries)

Lights up when the SB-400 is recharged and ready to fire

Blinks to indicate: insufficient light/insufficient battery power/incompatibility of camera with SB-400/overheating

1/1300 sec. at full output

Provides secure attachment of SB-400 to camera's accessory shoe using mount pin to prevent accidental detachment

Approx. 66.×56.5×80 mm (2.6 ×2.2 × 3.1 in.)

Approx. 127g (4.5 oz.)

SS-400 Soft Case

- M1 SB-400 -

INC

FSA3701-R.3706.A

Disassembly

WARNING

● Due to an internal high voltage area, be sure to discharge the main condenser before removing covers according to the instructions of the repair manuals.

Note) Lead-free solder is used all for this product.

U-CASE

Open the battery lid, and remove the two insulating plates (#65).

Take out the two screws (#82).

Insulating Plate #65×2

#82×2

Battery Cover

Take out the two screws (#82).	#82×2

Remove the U-case (#21).

The battery lid comes off.	U-Case (#21)

Battery Cover

- D SB-400 -

INC

FSA3701-R.3706.A

WARNING

● Due to an internal high voltage area, be sure to discharge the main condenser before removing covers according to the instructions of the repair manuals.

200Ω 1KΩ

DISCHARGE

Discharge the main condenser.

Disconnect the two FPCs from the connector.Remove the main condenser.

The main condenser is fixed with the adhesive double-coated tape.

Main Condenser

× 2

- D SB-400 -

INC

FSA3701-R.3706.A

MAIN CONDENSER

Remove the wires (red and black) connected from the main condenser.

Remove the four (brown, black, blue, and red) wires connected from the SPD unit and bounce SW.

Bounce SW : Brown

Main condenser :Red

Main condenser :Black

Bounce SW : Black

SPD unit : Blue

SPD unit : Red

Remove the battery case unit from the body.

Remove the wires (brown and white) connected from the trigger coil.Remove the wires (orange and blue) connected from the Xe-tube.

Xe Tube : Orange

Trigger coil : Brown

Xe Tube : Blue

Trigger coil : White

Battery case unit

- D SB-400 -

INC

FSA3701-R.3706.A

L-PCB

#81×2

Take out the two screws (#81).

Remove the L/low-voltage PCB (#97).

L-PCB (#97)

H-PCB

Disconnect the connector.	#81×2
Take out the three screws (#82).
Remove the battery spring retainer (#64).
	Connector

Take out the two screws (#81).

While releasing the hook of the battery case, remove the H/high-voltage PCB (#98).

Hook

Battery spring retainer (#64)

BATTERY CASE UNIT

#87×2

Take out the two screws (#87).Remove the connection-FPC (#96).

H-PCB (#98)

#82×3

Connection-FPC (#96)

Battery case unit

- D SB-400 -