JVC HR-S7960EX, HR-S7965EF, HR-S7965EK Service Manual

SERVICE MANUAL

VIDEO CASSETTE RECORDER

HR-S7960EX, HR-S7965EF,

HR-S7965EK

Regarding service information other than these sections, refer to the service manual No. 82957 (HR-S8960EX).
Also, be sure to note important safety precautions provided in the service manual.

SPECIFICATIONS

GENERAL

Power requirement : AC 220 V – 240 Vd, 50 Hz/60 Hz
Power consumption

Power on : 18 W
Power off : 3.3 W

Temperature

Operating : 5°C to 40°C
Storage : –20°C to 60°C

Operating position : Horizontal only
Dimensions (WxHxD)

Weight : 3.3 kg
Format : S-VHS/VHS PAL standard
Maximum recording time

(SP) : 240 min. with E-240 video cassette
(LP) : 480 min. with E-240 video cassette
(EP) : 720 min. with E-240 video cassette

VIDEO/AUDIO

Signal system : PAL-type colour signal and CCIR

Recording system : DA4 (Double Azimuth) head helical

Signal-to-noise ratio : 45 dB
Horizontal resolution

(SP/LP) : 250 lines (VHS)

(EP) : 220 lines (VHS)

Frequency range : 70 Hz to 10,000 Hz (Normal audio)

Input/Output : 21-pin SCART connectors:

(The specifications shown pertain specifically to the model HR-S7960EX.)

TUNER/TIMER

TV channel storage capacity

Tuning system : Frequency synthesized tuner
Channel coverage : VHF 47 MHz – 89 MHz/

Aerial output : UHF channels 22 – 69 (Adjustable)

: 400 mm x 94 mm x 270 mm

monochrome signal, 625 lines
50 fields

scan system

400 lines (S-VHS)

350 lines (S-VHS)

20 Hz to 20,000 Hz (Hi-Fi audio)

IN/OUT x 1, IN/DECODER x 1
RCA connectors:
VIDEO IN x 1, AUDIO IN x 1,
AUDIO OUT x 1

S-Video connector:

IN x 1, OUT x 1

COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD

Memory backup time

ACCESSORIES

Provided accessories

Specifications shown are for SP mode unless otherwise
specified.
E.& O.E. Design and specifications subject to change without
notice.

: 99 positions (+AUX position)

104 MHz – 300 MHz/
302 MHz – 470 MHz
UHF 470 MHz – 862 MHz

: Approx. 10 min.

: RF cable,

Infrared remote control unit,
“R6” battery x 2

HR-S7960EX, HR-S7965EF, HR-S7965EK V16S2

No.82975

2003/07

CONTENTS

DIFFERENT LIST ................................................................................................................................................................................................... 1 only

3. ADJUSTMENT

3.1 Electrical adjustment .......................................................................................................................................................................................... 3-1

3.1.1 PAL/SECAM converter circuit[EF MODEL]..................................................................................................................................................... 3-1

3.1.1.1 Colour difference level ..................................................................................................................................................................................3-1

3.1.1.2 SECAM burst position...................................................................................................................................................................................3-1

4. CHARTS AND DIAGRAMS

4.1 S-P CONVERTER SCHEMATIC DIAGRAM [EF MODEL] ................................................................................................................................ 4-1

4.2 MAIN(SECAM) SCHEMATIC DIAGRAM [EF MODEL] ....................................................................................................................................... 4-3

4.3 S-P CONVERTER CIRCUIT BOARD [EF MODEL]........................................................................................................................................... 4-4

5. PARTS LIST .......................................................................................................................................................................................................5-1

5.1 EXPLODED VIEW ............................................................................................................................................................................................. 5-1

5.2 PARTS LIST ....................................................................................................................................................................................................... 5-4

PACKING AND ACCESSORY ASSEMBLY<M1> .................................................................................................................................................. 5-4

FINAL ASSEMBLY<M2>........................................................................................................................................................................................5-4

MECHANISM ASSEMBLY<M4> ............................................................................................................................................................................5-4

MAIN BOARD ASSEMBLY<03> ............................................................................................................................................................................ 5-5

3D DIGITAL/2M BOARD ASSEMBLY<05>..........................................................................................................................................................5-13

TERMINAL BOARD ASSEMBLY<06> .................................................................................................................................................................5-14

A/C HEAD BOARD ASSEMBLY<12> .................................................................................................................................................................. 5-16

DEMOD BOARD ASSEMBLY<14>......................................................................................................................................................................5-16

S JACK BOARD ASSEMBLY<36>.......................................................................................................................................................................5-16

ADV. JOG BOARD ASSEMBLY<39>................................................................................................................................................................... 5-17

LOADING MOTOR BOARD ASSEMBLY<55>.....................................................................................................................................................5-17

S-P CONV. BOARD ASSEMBLY<87> [FOR HR-S7965EF] ................................................................................................................................5-17

DIFFERENT LIST

DIFFERENT TABLE OF FEATURE
The following table indicate main different points between models HR-S8960EX, HR-S7960EX, HR-S7965EF and HR-

S7965EK.

ITEM

POWER PLUG CEE(CLASSII) BS(CLASSII)
JOG/SHUTTLE DIAL ON DECK
WINDOW COLOR
SATELLITTE CONTROLLER
SCART CABLE OPTIONAL PROVIDED OPTIONAL
FLYING ERASE HEAD USED NOT USED
RE-TAKE USED NOT USED
ASSEMBLE EDIT Z.F.E. A.F.E. .
INSERT USED NOT USED
AUDIO DUBBING USED NOT USED
VIDEO SYSTEM : MESECAM
VIDEO SYSTEM : SECAM
FRONT IN TERMINAL GOLD SILVER
L-2 INPUT DECODER USED NOT USED
REMOTE PAUSE TERMINAL
BROADCASTING STANDARD
STEREO DECODER NICAM/A2
RF OUT USED NOT USED USED
VCR PLUS+
VPS USED NOT USED
OSD LANGUAGE 13 LANGUAGES FRENCH ENGLISH

Notes: Mark is same as left.

MODEL

HR-S8960EX

ADV. JOG with SPUTTERING

HS&SMOKE GRAY PAINT&SMOKE GRAY HS&SMOKE GRAY PAINT&SMOKE GRAY

PROVIDED OPTIONAL PROVIDED

USED(MANUAL)

NOT USED USED NOT USED

USED NOT USED

B/G,D/K B/G,D/K L,L',B/G I

SHOWVIEW DELUXE VIDEOPLUS+ DELUXE

ADVANCED JOG

HR-S7965EFHR-S7960EX HR-S7965EK

ADV. JOG with SPUTTERING

USED(PLAYBACK)

NICAM(L,B/G)/A2(B/G)

ADVANCED JOG

NOT USED

NICAM

1