JVC HR-S6856EK, HR-S6857EK Service Manual
SERVICE MANUAL
VIDEO CASSETTE RECORDER
HR-S6856EK/S6857EK
TV
– –:– –
TV/VCR
AUDIO
. , /
ABC
DEF
1
2
3
2
JKLGHI MNO
6
4
5
DAILY/QTDN.
VPS/PDC
WEEKLY/HEBDO
WXYZ
PQRS TUV
9
8
7
AUX
4
0000
]
0
STOP
START
DATE
PR
DEBUT
FIN
EXPRESS
?
30 SEC
1
PROG
E
N
T
E
R
/
E
N
T
R
E
E
3
U
O
N
K
E
M
P
V
R
T
+
T
+
V
V
–
T
–
T
R
V
P
PUSH–OPEN
POUSSER
REVIEW
SP
VCR
VPS/PDC
VPS/PDC
Regarding service information other than these sections, refer to the HR-S6855EK service manual (No. 82856).
Also, be sure to note important safety precautions provided in the service manual.
625
SPECIFICATIONS
(The specifications shown pertain specifically to the model HR-S6855EK/S6856EK/S6857EK)
GENERAL
Power requirement : AC 220 V – 240 V `, 50 Hz/60 Hz
Power consumption : on : 22 W,
off : 3.8 W
Operating Temperature : 5°C to 40°C
Storage Temperature : –20°C to 60°C
Operating position : Horizontal only
Dimensions (WxHxD) : 400 mm x 94 mm x 278 mm
Weight : 3.6 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 monochrome
signal, 625 lines/50 fields
Recording system : DA4 (Double Azimuth) helical scan system
Signal-to-noise ratio : 45 dB
Horizontal resolution :
(SP/LP) : 250 lines (VHS)
400 lines (S-VHS)
(EP) : 220 lines (VHS)
350 lines (S-VHS)
Frequency range : 70 Hz to 10,000 Hz (Normal audio)
20 Hz to 20,000 Hz (Hi-Fi audio)
Input/Output : 21-pin SCART connectors
(IN/OUT x 1, IN/DECODER x 1)
RCA connectors
(VIDEO IN x 1, AUDIO IN x 1, AUDIO OUT x 1)
S-Video connectors (IN x 1)
TUNER/TIMER
TV channel storage capacity
: 99 positions (+AUX position)
Tuning system : Frequency synthesized tuner
Channel coverage : VHF 44.5 MHz – 143 MHz/
143 MHz – 470 MHz/
UHF 470 MHz – 862 MHz
Aerial output : UHF channels 22 – 69 (Adjustable)
Memory backup time : Approx. 10 min.
ACCESSORIES
Provided accessories : RF cable, Satellite Controller, 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 © 2001 VICTOR COMPANY OF JAPAN, LTD.
No. 82890
July 2001
The following table indicate main different points between models HR-S6855EK, HR-S6856EK and HR-S6857EK.
ITEM
MODEL
FRONT PANEL window color CLEAR GREEN BLUE
HR-S6855EK HR-S6856EK HR-S6857EK
The following tables indicate different parts number between models HR-S6855EK, HR-S6856EK and HR-S6857EK.
PACKING AND ACCESSORY ASSEMBLY <M1>
REF. MODEL
!
NO. ITEM
315 CAP(JACK) LP30809-001B *— *—
HR-S6855EK HR-S6856EK HR-S6857EK
FINAL ASSEMBLY <M2>
REF. MODEL
!
NO. ITEM
!
501 FRONT PANEL ASSY LP10333-017E LP10333-051D LP10333-052D
501A CASSETTE DOOR LP20961-007B *LP20961-007C *
529 KNOB ASSY LP31019-001C *LP31019-001D *
535 CAP(JACK) — *LP30809-001C *
HR-S6855EK HR-S6856EK HR-S6857EK
BEWARE OF BOGUS PARTS
Parts that do not meet specifications may
cause trouble in regard to safety and performance. We recommend that genuine JVC
501A
parts be used.
501B
535
501
529
MAIN BOARD ASSEMBLY <03>
REF. MODEL
NO. ITEM
PW1 MAIN BOARD ASSY LPA10140-01B *LPA10140-01C *
IC3001 IC(MCU) HD6432194SBD11F *HD6432194SBD04F *
B8 MG RESISTOR — *NRSA02J-0R0X *
HR-S6855EK HR-S6856EK HR-S6857EK!
Notes : Mark is same as left.
Mark — is not used.
Mark * reference model was also changed.
E. & O. E. No. 82890 (Sanwa)-V14S11/S12
VICTOR COMPANY OF JAPAN, LIMITED
VIDEO DIVISION
S40894
Printed in Japan
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