
SERVICE MANUAL
COMPACT VHS CAMCORDER
GR-SXM180A/A-S,280A/A-S,480A/A-S
VHS
PAL
625
Regarding service information other than these sections, refer to the GR-SXM67ED,SXM87ED service manual (No. 86655).
Also, be sure to note important safety precautions provided in the service manual.
SPECIFICATIONS
General
Format : S-VHS/VHS PAL standard
Power source : DC 11 V
Power consumption
Viewfinder on : 4.0 W (GR-SXM78EA/SXM48EA/SXM780A/SXM480A/
LCD monitor* on : 4.5 W (GR-SXM78EA/SXM48EA/SXM780A/SXM480A/
Video light** : 3.0 W
* Applicable models only.
** GR-SXM78EA/SXM48EA/SXM780A/SXM480A/SXM280A only.
Signal system : PAL-type
Video recording system
Luminance : FM recording
Colour : Converted sub-carrier direct recording Conforms to VHS
Cassette : / cassette
Tape speed
SP : 23.39 mm/sec.
LP : 11.70 mm/sec.
Recording time (max.)
SP : 60 minutes
LP : 120 minutes
Operating
temperature : 0°C to 40°C
Operating humidity : 35% to 80%
Storage temperature : –20°C to 50°C
Weight : Approx. 910 g (GR-SXM78EA/SXM48EA/SXM780A/SXM480A/
Dimensions : 200 mm x 112 mm x 118 mm
(W x H x D) (GR-SXM78EA/SXM48EA/SXM780A/SXM480A/SXM280A/
* Applicable models only.
DC 6 V
SXM280A/SXM180A only)
3.7 W (GR-SX140A only)
SXM280A/SXM180A only)
standard
(with EC-60 cassette)
SXM280A only)
Approx. 900 g
(GR-SXM180A only)
Approx. 850 g (GR-SX140A only)
SXM180A only)
200 mm x 112 mm x 115 mm
(GR-SX140A only)
(with the LCD monitor* closed and with the viewfinder fully
tilted downward)
(The specifications shown pertain specifically to the model GR-SXM78EA/SXM48EA/
SXM780A/SXM480A/SXM280A/SXM180A/SX140A)
Camcorder
(Using AC Adapter)
(Using battery pack)
Pickup : 1/6" format CCD
Lens : F1.6, f = 3.9 mm to 62.4 mm,
Viewfinder : Electronic viewfinder with 0.5" black/white CRT
White balance adjustment
LCD monitor : 3" diagonally measured, LCD
(Applicable models only)
Speaker : Monaural
(Applicable models only)
Connectors
Video : 1 V (p-p), 75 Ω unbalanced, analogue output (via Video output
Audio : 300 mV (rms), 1 kΩ analogue output
Digital : ø3.5 mm, 4-pole, mini-head jack
(GR-SXM78EA/SXM780A only)
S-Video : Y : 1 V (p-p), 75 Ω, analogue
Power requirement : AC 110 V — 240 V`, 50 Hz/60 Hz
Output : DC 11 V
Optional Accessories
• Battery Packs BN-V12U, BN-V20U, BN-V400U
• Compact S-VHS (
• Compact VHS (
• Remote Control Unit RM-V700U
• Active Carrying Bag CB-V7U
Some accessories are not available in some areas. Please consult your nearest JVC
dealer for details on accessories and their availability.
Specifications shown are for SP mode unless otherwise indicated. E & O.E. Design and
specifications subject to change without notice.
16:1 power zoom lens with auto iris and macro control, filter
diameter 40.5 mm
: Auto/Manual adjustment
panel/TFT active matrix system
(GR-SXM78EA/SXM780A/SXM480A only)
2.5" diagonally measured, LCD panel/TFT active matrix system
(GR-SXM48EA/SXM280A/SXM180A only)
connector)
(via Audio output connector)
output
C : 0.30 V (p-p), 75 Ω, analogue output
AC Adapter
, 1 A
) Cassettes SE-C45/30
) Cassettes EC-60/45/30
This service manual is printed on 100% recycled paper.
COPYRIGHT © 2001 VICTOR COMPANY OF JAPAN, LTD.
No. 86659
December 2001

TABLE OF CONTENTS
DIFFERENT TABLE ........................................................................................................................................................... 1 to 2
5. PARTS LIST (5-1 to 5-3)
5.1 PACKING AND ACCESSORY ASSEMBLY <M1> ........................................................................................................ 5-1
5.2 MONITOR ASSEMBLY <M5> [GR-SXM480A/A-S] ...................................................................................................... 5-3
The following table indicate main different points between models GR-SXM67ED, GR-SXM180A and GR-SXM180A-S.
ITEM
AC ADAPTER AP-V12ED AP-V12EG
BATTERY PACK BN-V20BU BN-V11U-E
MODEL
The following table indicate main different points between models GR-SXM87ED, GR-SXM280A, GR-SXM280A-S, GR-SXM480A
and GR-SXM480A-S.
ITEM
LCD MONITOR 2.5” 3”
AC ADAPTER AP-V12ED AP-V12EG
BATTERY PACK BN-V20BU BN-V11U-E
MODEL
The following table indicate different parts number between models GR-SXM67ED, GR-SXM180A and GR-SXM180A-S.
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
REF. MODEL
!
NO. ITEM
1 PACKING CASE LY32563-017A LY32563-013A LY32563-015A
8 WARRANTY CARD BT-59011-2 — —
! 11 AC ADAPTER LY20847-002A LY20847-001B
! 12 POWER CORD
! 13 BATTERY PACK LY31199-001A YQ10629E
18 GUARANTY CARD BT-59012-1 — —
! 24 SHEET(CON.PLUG) — LYT0609-001A
! 25 CONVERSION PLUG — PEMC1012-02 PEMC1012
GR-SXM67ED GR-SXM180A GR-SXM180A-S
GR-SXM87ED GR-SXM280A GR-SXM280A-S GR-SXM480A GR-SXM480A-S
GR-SXM67ED GR-SXM180A GR-SXM180A-S
QMPS120-190-JR QMPL120-190-JR QMPS110-190-JR
FINAL ASSEMBLY <M2>
REF. MODEL
!
NO. ITEM
101 CASSETTE COVER(M)ASSY LY20694-002B LY20694-001B
103 UPPER CASE(M) LY10257-061A LY10257-046A
125 TOP OPERATION UNIT LY20614-014C LY20614-004C
135 FRONT COVER ASSY LY20683-030A LY20683-032A
135F COVER(LIGHT) LY30934-022A LY30934-021A
GR-SXM67ED GR-SXM180A GR-SXM180A-S
MONITOR ASSEMBLY <M5>
REF. MODEL
!
NO. ITEM
! 500 MONITOR ASSY LY20836-008A LY20836-011A
! 501 MONITOR COVER ASSY LY20834-006A LY20834-008A
501B STICKER(B) LY32554-002A LY32554-001A
505 HINGE COVER(UPPER) LY31939-001A LY31939-003A
GR-SXM67ED GR-SXM180A GR-SXM180A-S
MAIN BOARD ASSEMBLY <01>
REF. MODEL
!
NO. ITEM
IC105 IC(DIGITAL) TC7S66FU — TC7S66FU
R4013 MG RESISTOR NRSA63J-102X — NRSA63J-102X
R4030 MG RESISTOR NRSA63J-102X — NRSA63J-102X
R4031 MG RESISTOR NRSA63J-102X — NRSA63J-102X
C4024 CAPACITOR NCF31EZ-104X — NCF31EZ-104X
C4041 CAPACITOR NCB30JK-105X — NCB30JK-105X
C4042 CAPACITOR NCB30JK-105X — NCB30JK-105X
L501 MG RESISTOR NRSA63J-0R0X — NRSA63J-0R0X
CN13 FFC/FPC CONNECTOR
CN18 FFC/FPC CONNECTOR
GR-SXM67ED GR-SXM180A GR-SXM180A-S
QGF0507F3-14X QGF0507F4-14X QGF0507F3-14X
QGF0507F3-12X QGF0507F4-12X QGF0507F3-12X
Notes : Mark is same as left.
Mark — is not used.
1

The following table indicate different parts number between models GR-SXM87ED, GR-SXM280A, GR-SXM280A-S, GR-SXM480A and GR-SXM480A-S.
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
REF. MODEL
!
NO. ITEM
1 PACKING CASE LY32563-001A LY32563-009A LY32563-011A LY32563-005A LY32563-007A
8 WARRANTY CARD BT-59011-2 ————
! 11 AC ADAPTER LY20847-002A LY20847-001B
! 12 POWER CORD
! 13 BATTERY PACK LY31199-001A YQ10629E
18 GUARANTY CARD BT-59012-1 ————
! 24 SHEET(CON.PLUG) — LYT0609-001A
! 25 CONVERSION PLUG — PEMC1012-02 PEMC1012 PEMC1012-02 PEMC1012
GR-SXM87ED GR-SXM280A GR-SXM280A-S GR-SXM480A GR-SXM480A-S
QMPS120-190-JR QMPL120-190-JR QMPS110-190-JR QMPL120-190-JR QMPS110-190-JR
FINAL ASSEMBLY <M2>
REF. MODEL
!
NO. ITEM
103 UPPER CASE(M) LY10257-059A LY10257-047A LY10257-048A
GR-SXM87ED GR-SXM280A GR-SXM280A-S GR-SXM480A GR-SXM480A-S
MONITOR ASSEMBLY <M5>
REF. MODEL
!
NO. ITEM
! 500 MONITOR ASSY LY20836-001A LY20836-004A
502 MONITOR CASE ASSY LY32036-002A LY32035-001A
502E SPACER(A) LY30029-0T7A ——
504 SHIELD CASE LY32330-001A LY32332-001A
518 LCD MODULE QLD0176-001 QLD0213-001
519 LIGHT SCREEN LY43392-001A LY43391-001A
520 LAMP QLL0110-001 QLL0111-001
521 HOLDER,X2 LY43393-001 LY43394-001A
522 SHEET LY43396-001A LY43395-001A
523 DIFFUSION SHEET LY43362-001A LY43363-001A
527 SPACER(A) ———LY30029-0R6A
528 LCD FRAME(3) ———LY32333-001A
529 SPACER(A),X2 ———LY30029-0R5A
GR-SXM87ED GR-SXM280A GR-SXM280A-S GR-SXM480A GR-SXM480A-S
MAIN BOARD ASSEMBLY <01>
REF. MODEL
!
NO. ITEM
PW1 MAIN BOARD ASSY YB10356EK1-01 YB10356EI1-01
IC105 IC(DIGITAL) TC7S66FU — TC7S66FU — TC7S66FU
Q6621 PAIR TRANSISTOR ———HN1C01FU/G/-X
Q6622 TRANSISTOR ———2SA1577/QR/-X
R4030 MG RESISTOR NRSA63J-102X — NRSA63J-102X — NRSA63J-102X
R4031 MG RESISTOR NRSA63J-102X — NRSA63J-102X — NRSA63J-102X
R6622 CMF RESISTOR ———NRVA63D-104X
R6623 CMF RESISTOR ———NRVA63D-473X
R6624 MG RESISTOR ———NRSA63J-273X
R6625 MG RESISTOR ———NRSA63J-822X
R6626 CMF RESISTOR ———NRVA63D-273X
R6627 CMF RESISTOR ———NRVA63D-183X
C4041 CAPACITOR NCB30JK-105X — NCB30JK-105X — NCB30JK-105X
C4042 CAPACITOR NCB30JK-105X — NCB30JK-105X — NCB30JK-105X
C6622 CAPACITOR ———NCB21CK-105X
CN13 FFC/FPC CONNECTOR
CN18 FFC/FPC CONNECTOR
GR-SXM87ED GR-SXM280A GR-SXM280A-S GR-SXM480A GR-SXM480A-S
QGF0507F3-14X QGF0507F4-14X QGF0507F3-14X QGF0507F4-14X QGF0507F3-14X
QGF0507F3-12X QGF0507F4-12X QGF0507F3-12X QGF0507F4-12X QGF0507F3-12X
MONITOR BOARD ASSEMBLY <07>
REF. MODEL
!
NO. ITEM
PW MONITOR BOARD ASSY YB20913A YB20913B
IC7603 IC SN74AHC1G04K ——
Q7607 TRANSISTOR DTC144EE ——
R7602 MG RESISTOR NRSA63D-752X NRSA63D-432X
R7607 MG RESISTOR NRSA63D-822X NRSA63D-153X
R7637 MG RESISTOR NRSA63J-223X NRSA63J-682X
R7640 MG RESISTOR NRSA02J-182X NRSA02J-122X
R7641 MG RESISTOR NRSA02J-331X NRSA02J-821X
R7642 MG RESISTOR ———NRSA63J-0R0X
R7643 MG RESISTOR ———NRSA63J-123X
R7644 MG RESISTOR ———NRSA63J-123X
R7645 MG RESISTOR NRSA63J-682X NRSA63J-123X
R7646 MG RESISTOR NRSA63J-392X NRSA63J-222X
R7647 MG RESISTOR ———NRSA63J-0R0X
R7648 MG RESISTOR NRSA63J-103X ——
R7649 MG RESISTOR ———NRSA63J-333X
R7650 MG RESISTOR NRSA63J-103X ——
C7623 CAPACITOR NCB31EK-682X ——
C7627 CAPACITOR NCB31EK-103X ——
C7630 CAPACITOR ———NCB31EK-103X
L7603 COIL ———NQL38DK-220X
L7604 COIL NQL38DK-220X ——
GR-SXM87ED GR-SXM280A GR-SXM280A-S GR-SXM480A GR-SXM480A-S
Notes : Mark is same as left.
Mark — is not used.
2

VICTOR COMPANY OF JAPAN, LIMITED
VIDEO DIVISION
S40894
Printed in Japan