JVC HR-J2010T, HR-J770KR Service Manual
SERVICE MANUAL
PUSH JOG
VIDEO CASSETTE RECORDER
HR-J2010T/J770KR
CABLE/
SAT/DVD
VCR
TV
AUDIO
TV/VCR
123
2
456
DAILY/QTDN.
WEEKLY/HEBDO
VPS/PDC
89
7
0000
AUX
4
0
STOP
START
DATE
PR
FIN
DEBUT
EXPRESS
1
PROG
30 SEC
E
N
T
E
R
/
E
N
T
R
E
E
3
U
O
N
K
E
M
TV PR +
T
V
+
V
–
T
TV PR –
STANDBY / ON
VIDEO (MONO)L—AUDIO—R
+
¢
PUSH JOG
–
4
SP EP
VCR
Regarding service information other than these sections, refer to the HR-VP680U service manual (No. 82777).
Also, be sure to note important safety precautions provided in the service manual.
MENU
PR
OK
G
-CODE
SPECIFICATIONS
(The specifications shown pertain specifically to the model HR-J2010T)
GENERAL
Power requirement : AC 110 V`, 60 Hz
Power consumption
Power on : 19 W
Power off : 2.5 W
Temperature
Operating : 5°C to 40°C (41°F to 104°F)
Storage : –20°C to 60°C (–4°F to 140°F)
Operating position : Horizontal only
Dimensions (W x H x D): 400 mm x 94 mm x 278 mm
Weight : 3.3 kg (7.3 lbs)
Format : VHS NTSC standard
Maximum recording time
SP : 210 min. with ST-210 video
cassette
EP : 630 min. with ST-210 video
cassette
VIDEO/AUDIO
Signal system : NTSC-type color signal and
EIA monochrome signal,
525 lines/60 fields
Recording
/
Playback system : DA-4 (Double Azimuth) head
helical scan system
Signal-to-noise ratio : 45 dB
Horizontal resolution : 240 lines
Frequency range
Normal audio : 70 Hz to 10,000 Hz
Hi-Fi audio : 20 Hz to 20,000 Hz
Input
/Output : RCA connectors
(IN x 2, OUT x 1)
TUNER
Tuning system : Frequency-synthesized tuner
Channel coverage
VHF : Channels 2 – 13
UHF : Channels 14 – 69
CATV : 113 Channels
RF output : Channel 13
75 Ω, unbalanced
TIMER
Clock reference : Quartz
Program capacity : 1-year programmable timer/
8 programs
Memory backup time : Approx. 3 min.
ACCESSORIES
Supplied accessories : RF cable (F-type)
Infrared remote control unit
“AA” battery x 2
Specifications shown are for SP mode unless otherwise specified.
E. & O.E. Design and specifications subject to change without notice.
This service manual is printed on 100% recycled paper.
COPYRIGHT © 2000 VICTOR COMPANY OF JAPAN, LTD.
No. 82817
July 2000
TABLE OF CONTENTS
DIFFERENT TABLE ........................................................................................................................................................... 1 to 3
4. CHARTS AND DIAGRAMS (4-1 to 4-7)
4.1 DEMODULATOR CIRCUIT BOARD [HR-J770KR] ....................................................................................................... 4-1
4.2 DEMODULATOR SCHEMATIC DIAGRAM [HR-J770KR] ............................................................................................ 4-2
4.3 MAIN, A/C HEAD, MINI FRONT, LOADING MOTOR AND R.PAUSE CIRCUIT BOARDS .......................................... 4-4
4.4 REMOTE CONTROL SCHEMATIC DIAGRAM ............................................................................................................ 4-7
5. PARTS LIST (5-1 to 5-3)
5.1 CABINET AND CHASSIS ASSEMBLY <M2> ............................................................................................................... 5-1
5.2 ELECTRICAL PARTS LIST
DEMOD BOARD ASSEMBLY <14>[HR-J770KR] ................................................................................................................ 5-3
The following table indicate main different points between models HR-VP680U, HR-J770KR and HR-J2010T.
ITEM
MODEL
POWER VOLTAGE (RATING) 120V,60Hz 110 – 220V(60Hz) 110V(60Hz)
POWER PLUG UL,CSA KOREAN SASO
POWER SAVE USED NOT USED
FRONT PANEL COLOR BLACK CHMP
STEREO DECODER MTS A2 MTS
RF OUT CH 4CH 13CH
SUMMER TIME ADJ. USED NOT USED
VCR PLUS+ VCR+ G-CODE
AUTO CLOCK USED NOT USED
JUST CLOCK USED NOT USED
FF/REW TIME 150” 2'30”
VIDEO RCA IN NOT USED USED
AUDIO RCA IN NOT USED USED
HR-VP680U HR-J770KR HR-J2010T
The following table indicate different parts number between models HR-VP680U, HR-J770KR and HR-J2010T.
PACKING AND ACCESSORY ASSEMBLY <M1>
REF. MODEL
NO ITEM
301 PACKING CASE LP30658-007A LP30658-030A LP30658-028A
306 REMOTE CONTROLLER LP20303-014A LP20878-008A
306A COVER(BATTERY) LP40225-002A LP40610-002A
! 310 INST.BOOK(EN) LPT0342-001A ——
! 310 INST.BOOK(KO) — LPT0427-001A —
! 310 INST.BOOK(EN.CH) ——LPT0426-001A
316 WARRANTY CARD — BT-56009-2M —
317 REGIST.CARD BT-51020-2 ——
318 Q.S.SHEET LPT0342-002A ——
HR-VP680U HR-J770KR HR-J2010T
CABINET AND CHASSIS ASSEMBLY <M2>
REF. MODEL
NO ITEM
! 501 FRONT PANEL ASSY LP10289-006A LP10289-036B LP10289-041B
501A CASSETTE DOOR LP20868-001A LP20868-014A
501C DISPLAY WINDOW LP20869-006A LP20869-050A LP20869-059A
! 502 TOP COVER LP10013-021C LP10013-031C
503 TAP SCREW QYTDSF3010M QYTDSF3010R
! 511 BOTTOM CHASSIS LP10108-011A LP10108-002D
! 517 POWER CORD ASSY QMPD190-170-K PQ21730N QMP73J0-170
518 CLEANER ASSY — LP40369-001D
518A CLEANER ROLLER — PQ46418-1-2
518B CLEANER — PQ46419-1-2
518C CLEANER ARM — LP30407-001D
523 PC SUPPORT
*
HR-VP680U HR-J770KR HR-J2010T
LP40628-001A LP40628-001B
Notes : Mark — is not used.
Mark
1
Mark
is same as left.
reference model was also changed.
*
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