Aiwa HV-E212 User manual

S/M Code No.0112 DATE OF ISSUE 11/1992 -!
wecdacieas HV-E212
HV-E2/5
SERVICE
HV-E1010
MANUAL
VIDEO CASSETTE PLAYER
SH, SE (E212) DKKE (E275)
e
BASIC
VIDEO
MECHANISM
:
TN
—
5900
e
TYPE.
DH,
DHKD,
SE
(E1010)
AIWA CO.,LTD. | Tokyo Japan
Printed in Japan

TABLE OF CONTENTS
MESTANDARD
MAINTENANCE
....-...200
000
cece
cece
cere
teen
t
nee
ete
debe
eee
eee
e
ee
eset
ese
b
bene
ett
tbnbbececeeenens
4
1.
SERVICE
SCHEDULE
OF
COMPONENT
-ecc
ccc
rrr
ctr
tt
eee
ce
eee
enn
rete
eee
e
ene
t
tent
e
ents
ences
4
2. CLEANING cc ccc 4
BISERVICE
JIG”
AND’
TOOUS:.
«cd
iccacosesteocnceetalstiaeyseddasnanarcegves
aay
ethan
caine
tea
Dacehiade
chine
5~7
1. SERVICE JIG AND TOOLS PU ee eRe eee eee eee eRe eee eee me mee heme eee eee ee eee ee eee ee meee ee eee eee eee ee 5
2.
HOW
TO
ASSEMBLE
THE
JIGS
core
crete
tect
tte
ct
tee
ee
eee
ee
renee
meee
eee
eee
ene
e
Ee
eee
eee
ete
teens
6
3. HOW TO USE THE JIGS Cc 7
Mi
DISASSEMBLY.
“INSTRUCTIONS
(oc.04
seuri
ied
cats
ueiides
siieethea
ccae
baesnuiieeeensaslnudases
aval
neseeaae
8~20
MEELECTRICAL
MAIN
PARTS
LIST
.....0.0ceccccccccce
cece
nee
e
eee
eben
eee
n
ete
e
eee
e
esse
eben
betes
eee
e
beeen
nas
21~23
ME
TRANSISTOR
ILLUSTRATION
......00.ccce
cece
cece
cece
cece
cere
ee
eect
ee
be
eee
eeeeeeecteeeeesstenetseneeeeeueeeneres
23
MEPRACTICAL::
SERVICE
FIGURE
xi
escnce
oreetei
wece
sa
tccaeiee
eas
ened
es
sah
Peas
bane
Wiest
suas
oe
atuaalbde
sees
ohe
24
BE
BLOCK
DIAGRAM:
secs
occ
es
dne5
ces
sineitied
ieee
culelete.
dane
ee
sists
semble
eie
tuna
aa
vide
Gh
gies
Sed
Ceiba
de
baile
nie
eare
alate
25~29
. BLOCK DIAGRAM — 1 (VIDEO SECTION) PAO e eee ete eee rem meee emer meer rece reer eee ree e een arene eee eter etnnse 25~26
+ BLOCK DIAGRAM ~2 (SERVO//SYSTEM CONTROL. SECTION) -erc rec c eer ee ete ete eter ene tense tenet ence een ennans 27~28
. BLOCK DIAGRAM = 3 (POWER UNIT SECTION) Ce 29
WWIRE
HARNESS
DIAGRAM
da
eaeRermaenaen
sdaitle
Ml
aaeea
minis
Medina
tauedenal
eauas
Maw
Momus
weenie
ofa%
30~31
BME
WAVE
FORM
—1
(VIDEO
SECTION)
..--.-.-
cece
cece
eect
e
eee
e
cette
eb
eset
teense
eeteeneeevanreeennneeans
vaib
tines
32
MEWIRING
—
1
(VIDEO
“AUDIO
SECTION)
.---.
ccc
cece
cece
cece
ccc
e
eee
n
eee
e
eee
e
eee
ne
ene
teeta
eeneeebaeens
33~36
MEWAVE
FORM
—
2
(VIDEO
SECTION)
.-ccccc
ccc
c
eect
eee
eect
eect
nee
e
ene
ee
ee
eter
ene
n
eee
e
tebe
tebe
eet
eeaaed
37
BMESCHEMATIC
DIAGRAM
—1
(VIDEO
—1
SECTION)
..-..-
ee
cece
eee
ee
cee
eee
e
cence
bent
ee
tn
etnenes
38~39
MESCHEMATIC
DIAGRAM
—
2
(VIDEO
—
2
SECTION)
..---.-.
ccc
cece
eee
cect
ee
cnet
ence
beeen
eee
n
een
eenneenees
40
MESCHEMATIC
DIAGRAM
—
3
(AUDIO
SECTION)
«cece
cece
crete
ese
c
cece
cece
cece
reece
ner
eeererences
41
MEWAVE
FORM
—
3
(SERVO
SECTION)
cece
ccc
cece
reece
cece
cree cece
cee
eee
e
eee
eent
etn
eeceeeeees
42
MESCHEMATIC
DIAGRAM
—
4
(SERVO//SYSTEM
CONTROL
SECTION)
.-------:0:2:0-sseeeee
eee
ee
ee
ees
43~45
BESCHEMATIC
DIAGRAM
—5
(FRONT
SECTION)
.......-..
2c
ccc
cece
cece
cere
cece
net
e
ete
ne ee
een
ee
eten eens
46~47
HESCHEMATIC
DIAGRAM
—6
(HEAD
SECTION)
.....--.:
cee
cece
nec
c
eee
e
cence
nee
eee
een
teste
settee
eeenes
47~48
MI
WIRING
—
2
(FRONT
/HEAD/
MECHANISM
SECTION)
.--.-..--02
cee
cc
ence
eect
ee
ee
eee
nets
eee
e
een
eees
49~50
BB
SCHEMATIC
DIAGRAM
—
7
(POWER
SECTION)
...----0-
cece
cence
cence
cee
cere
cere
een
ee
ene
teen
een
eennes
51~52
MB
WIRING
—
3
(POWER
SECTION)
..----:-
cece
cece
cece
ete
cee
e
nee
e
een
e
eben
eee
ecb
eee
e
tebe
tenn
ener tees
51~52
BESYSTEM:
SWITCH
(MODE?
¢s2ssndncd
ote
Bete
ciate
ine
ey
elale
Ainteg
aR
EN
ena
eas
Ta
Sande
eine
waren
ts
53
WEDRUM
SERVO
SYSTEM
TIMING
CHART
.......--::ccecee
cece
eee
e
eet
ecenneeceeanees
wo
hectare
ahaa
sas
ta
PAL
So
tcle
54
BRIG:
DESCRIPTION
we22icc
season
na
sda
east
tlds
sie
ceed
Lt
eed
DA
Lie
ates
eat
ad
deen
av aw
va
veld
55
@ IC, u PD75108CW — WO02
BIG. “BLOCK: ‘DIAGRAM #26 fs bind ee ea te eitiege na al ena oes de hee ca ales ale wtesen dale Sa cee nd bd owed AM 56~57
@ IC, MN67481 JIC, LC8992/1IC, LA7311//IC, BA6219B

MEELECTRICAL ADJUSTMENT ..-----0-:00: secs e erence eect nner nner teeter ete etter nett n nee eer ee es 58
1 SERVICING LOCATIONS eeu eo Gr hoe pb le Siw ev eke Sa lara toe te geneva or ene baa ran sen da aren: bs sBclay se "o gh eC Sw: Wig elle Se Loa ace ta “ah ge da Aan Be saa aan gs eh wile, Swe gh gi lagetnde 4 erebeu es ea: 58
> SERVO CIRCUIT ADJUSTMENT GS Sco Bh wicas 0:6" big ale “Sein: a! 0B oe Ber SS Sle SSOP Ow: BSR as Maer a ene e oe Owe ae te. RWS Oe OS L606 F UE we 8 18 FLHi, Sle) COCR OSS GET SLO eye! war a ladle (atie.a) 58
(1) RF SWITCHING POSITION ADJUSTMENT (MAIN CIRCUIT BOARD) ---rsrorerer ert ter etter eter teen eee: 58
3. VIDEO ADJUSTMENT Seale ha Side dale G80, 8,10 6:8 e 8 ee lA a a a 58
(1) PB Y LEVEL ADJUSTMENT (MAIN CIRCUIT BOARD) Se ete fe. 6) Se Sele WOE GG: Lot eB Oh OSES EIST BLASS Bie aca 8. Brat S: Sparel ge eS, Le Boe ye ee ee 58
ME
MECHANICAL
ADJUSTMENT
«------
eee
reece
cere
renee
eee
ene
e
nen
n
eee
enter
tere
enes
59~62
43 TAPE PATH COARSE ADJUSTMENT Ghee big vig ahora: wb oS ela Tale SENS PSUS) SS 9 it ie BAD) 9 8 NEES LOND! Sewliayn: ace alate egy Bs at SSE). obs eile eh eUaAgy a ales, eel er eee s 59~60
2: ACE HEAD ADJUSTMENT ee en ee re Se eco ee eee ee ee ae ee aT eek ee ee ee i ce ee ee ae eae) 61
3. FM ENVELOPE ADJUSTMENT lev Ses oS w Nk so brb Ole) Ti a SE we TR se ceo 8: 7. Sie 6 Se OPS. w ORS ela ee eee ew Cog isria we Wee. le enateue gfe, we entailel eg le, 6 58S. 8 e,s8i em ws '93 93 61
4, X VALUE ADJUSTMENT Bee redh Oe is CRS WR BE EIS BREESE BEG 6g ear 8 Ye Sa ENG ARS CAB ENG 1S Ome oS Oe WRENS ESR NeRLETE SAPS a LENS ANTS 4h a: CELE REET ONTOS: 62
WIEXPLODED VIEW, MECHANICAL PARTS LIST .-.------:0:e ce eee cece recente enn ent etter e ees 63~78
.
EXPLODED
VIEW
ees
1
BP
cba
te
ye.
seia
vesiehan
Bah
oho
ala
Blaha
ee
ales
we
NRSC
ORCS
Tah
ATA
EE
Coe
De
aha
ras
OND
O56,
SENS
Tcaslanly
carats
eieilove:arelelai's-fe
jateta
cree,
a
raipeuace)
63~64
.
EXPLODED
VIEW
=
2
Swi
e
se
Se
wsbed
wodee
nat
eles
etiw
ieicatat
©
leSuw
peuleida
96
ARs
@uecb
9:
Oe)
Os
TES
OW
IG
GD
AND
Og,
ol
wV
Bue
49k
Saye
0S
LO
LRI-8
oye!
Wg
ers
Wiis
18,
SLELMUD
a
Os.828-(0;4:
@uetetsns
65~66
’ EXPLODED VIEW = 3 ee ee ar eee er ar eer or er er ar WSO eae pee ee a oes er Ret Eee eee ee rare a eo dee er Re A ee ee 67~68
.
EXPLODED
VIEW
ms
4
savbitle
tos
ten-etcoceutar
26.6:
GAB
UR
NOCS
=e
vel
eee
SST
KEVE
io
avia
vm
A
iete
ly
Sue
a
NaNe
Val
a:
SMG
ta
a
fasta
lia
in
bre
SrUh
euler
caxsiyai
Sosa,
st
-aieyallgte'e
Vevievle
(eye
Laval
eseelerajeaa
sieretegens
69~70
.
EXPLODED
VIEW
on
5
cil)
Boge
on
Ay
Bre,
tebe
ere
eSeas
wSLEELg
el
pTO
NUH
ele
GIS
a
hte
fal
Sa
re
teee
eee
Sdeene:
tS
er
gira
Sale
Laie,
eis
ehelw
erie
ie’
Sia
latieltaray
ates
ca)
ai-aceu'e
a\ee
theres
71
~72
.
EXPLODED
VIEW
_
6
Meee skal
chad
h
aueitertoes
Bde
vaitetsauteriee
shee
h
toc
dence
dames
conte
eA
ear
dure
ob
ahrst
eave
ate
Gnd
erate,
etah
a
Geis
alee
foe,
asrel-ialfcl
io
ca:
dante
ieinascoiss
Ya
faaMarcayiaceteita
73~74
.
EXPLODED
VIEW
ta
7
boa
ib.
acevo
Walled
oo
ciekelat
an
opeiastds
eve
ee
oho
sei
ieles
evete
a
baie
sSRrm
ye
aes
Bb:
Ney
aya:
oye
dr
-9)
By
8
YESS
eer
aice
whale
car
ehacenagie.
biel
sce,
eoe
ue
tite,
erefey
evens
Slesarete
75~76
.
EXPLODED
VIEW
=
8
Se
te
ae
Tt
oe
song,
Re
nal
ea
OLE
wie
lint
otiorie
tei
NeSaesaTaitel
Corts
+WL8
Ieee
lage
Sch
Sweat
elfaltalis
ede
esaNg
wo
ce
ya
tae
wihagaiye
aie
erie:
Sida)
se
eyer
ay
Sees:
T7~78
ME ACCESSORIES “PACKAGE LIST ---cececcccecec renter ee ee eee nee n ene e een ee eae enene ne eneneneenenenr entre ress 79
MUREFERENCE NAME: LIST asscos ties weaves neh sie eae ints oe peat aes emcee omer peta henna eee ladaacuy 80
SPECIFICATIONS
Playback system Operating temperature
Video: rotary 2 heads helical scan system 5°C - 40°C
Audio: fixed head Input/output
Video signal
PAL/MESECAM color signal,
625 lines, 50 fields
Playback time
4 hours max. with E-240 tape, standard speed
Usable cassette
VHS video cassette
Tape width
12.65 mm
Tape speed
Standard speed, 23.39 mm/sec.
HV-E1010DH
RF output
UHF channel between 30 and 39,
K or | PAL output
HV-E212SH
RF output
VHF channel 3 or 4,
B PAL/B SECAM output
HV-E212SE/E1010SE
RF output
UHF channel! between 32 and 40
G PAL/G SECAM output
HV-E2750K
RF output
UHF channel between 30 and 39,
G PAL/G SECAM,
K PAL/K SECAM output
Video output
1.0 Vp-p, 75 ohms unbalanced
Audio output
-8 dBs, 3.3 k ohms, unbalanced
Audio output (AUDIO OUT): phono jack (1)
Video output (VIDEO OUT): phono jack (1)
Antenna input (AERIAL): IEC connector,
75 ohms (1)
Antenna output (RF OUT): IEC connector,
75 ohms (1)
HV-E10100H
Power requirements
220 V AC, 50/60 Hz
HV-E212SH
Power requirements
120/220 ~ 240 V AC, 50/60 Hz
HV-E212SE/E1010SE
Power requirements
230 V AC, 50 Hz
HV-E275DK
Power requirements
120/220 — 240 V AC, 50/60 Hz
Power consumption
25 watts
Dimensions
360 (W) x 95 (H) x 292 (D) mm
(1414 x 35/4 x 11/2 in.)
Weight 4.6 kg (10.12 Ibs.)
@ Design and specifications are subject to change without notice.

STANDARD MAINTENANCE
1. SERVICE SCHEDULE OF COMPONENT
©; Check @ : Change
ae a a ee
| 22 ~=| UPPERDRUM CU COC COU CUO
| 46 ~~—«| ~PINCHROLLERA CCC COC tC
| 3:32, ~«| ~CAPSTANMOTORASSY CT Cr CU
ag Set. .| = CUUNCHASSY ne |e Oe
fn 96 ae RBS oe th Or
ee = (A MAINBELT: oe ee ge OO a
| 35 | BTBANDASSY CU Oe
35-29) DRIVEBERE: nt a OP
| 441 =| BRAKESHOE (CC CUO CC s$e
[| 61 | LOADINGBELT ss CT Cd te LCULTt~“‘(‘CCSTCitCW®SCisCS
pe Web! PL BERT So =. ast 2s ene oe ee el OO
| 25 __{ DRUMEARTH CC CO
| 421 =| ACEHEADHV22s211 CT
[30]: REELASSY ed tC“(‘iN
NOTE : operating the unit.
1. Clean all parts for the tape transport.
Upper Drum with video head/Pinch Roller
A/ACE Head
2. CLEANING
1. Cleaning of “Video Head” (See Figure — 1)
Head cleaning by using a chamois skin.
— Procedure —
1) Remove the “Cabinet, Steel”.
2) Put on a glove (thin type) to avoid touching the
“Upper Drum”and “Lower Drum”with bare hand.
3) Put a few drops of alcohol on the chamois skin,
and by slightly placing it against the “Head Tip”,
allow the “Upper Drum”to turn the right and left.
— Remark —
1) The video head is a very hard material, but since
it is very thin, avoid cleaning it vertically.
2) Wait for the cleaned part to dry out, before
operating the unit.
3) Do not reuse stained chamois skin.
2. Cleaning of “ACE Head” (See Figure — 2)
Head cleaning by using a chamois skin.
— Procedure —
1) Remove the “Cabinet, Steel”.
2) Put a few drops of alcohol on the chamois skin,
clean up the “Audio Control Head”, being careful
not to damage the “Upper Drum” and other tape
running parts.
— Remark —
1) Avoid cleaning “ACE Head” vertically.
2) Wait for the cleaned part to dry well, before
operating the unit.
2. After cleaning up the parts, perform all DECK
ADJUSTMENT.
Fig-l
nee ACE Head
i |

SERVICE JIG AND TOOLS
1. SERVICE JIG AND TOOLS
Torque Meter (FSJ-VHT-063) Tape Back Tension Check
i
J-8
J-9
=
Alignment Tape (TTV-P1) A/C Head Height/Tilt Adjustment
Box Driver M3 Tape Guide/A/C Head Height Adjustment
| 3:8 | VCREXTCONNKIT (Parts No. 09-054-021-010) Extension JIG for Front C. B
| 39 [| EXT PCBKIT (Parts No. 09-054-012-010) Extension JIG for Head C. B
gm, I= 5,6 de
ya ae eae J-8

2. HOW TO ASSEMBLE THE JIGS
1, Assembling the J ~-8 (See Figure — 1)
FFC, 13P1N
SQ
FFC, 15PIN
FFC, 11PIN
ss
>
|
<>
j
FROM
2
/
MAIN
CIRCUIT
BOARD
CONN, 15PIN
e a CONN, 13PIN
CONN, 1IPIN
Y,
\
ESS
i
ge
CONN,
15PIN
AS
2
(.
A
CONN,
13PIN
FRONT
CIRCUIT
BOARD
CONN, 11PIN
3%
Be
careful
of
the
direction
Fig
-
1
Place the circuit boards as shown in the figure above and assemble the connectors assembly and connectors, taking care
of their directions.
2. Assembling the J~9. (See Figure — 2)
TO [C] HEAD C.B CON1O1
TO (JJ RELAY C.B-4 PIN1OL
Fig - 2
Place the circuit board with the solder side down as shown in the figure above and assemble the connectors, taking
care of their direction.

3. HOW TO USE THE JIGS
1. Using the J—8 (See Figure — 1)
Use these jigs when the “Main C. B” is lifted for servicing and adjustment.
2. Using the J-—9 (See Figure — 2)
Head C.B
_
pitas
PIN1O1
Use this jig when serving the “Head C. B”.
Front C.B
Fig - 1
Fig-2

DISASSEMBLY INSTRUCTIONS
1.
“Cabinet,
Steel”
And
“Cabinet
Front
ASSY”
Removal
3.
“Mechanism
ASSY”
Removal
(See
Figure
—
3)
(See
Figure
—
1) 1)
Remove
1
screw
(@))
and
the
“Head
C.
B’.
1)
Remove
2
screws
and
the
“Cabinet,
Steel”.
2)
Remove
3
screws
(@))
and
the
“Mechanism
ASSY”.
2)
Release
5
hooks
and
remove
the “Cabinet
Front
ASSY”.
Cab
inet,
Stee!
we
ce
%,
OS
Cabinet
wa
Front
Assy
Hooks
S
Fig
-
1
2.
“Main
C.
B”
Removal
(See
Figue
—
2)
Fig
-
3
1) Remove 5 screws ((A) x2, (8) x3) the “Main C. B”,
Fig - 2

4, “Front Loading ASSY” Removal (See Figure — 4)
5.
1) Remove “Main Belt”.
2) Remove 4 screws @).
3) Release the hooks on both sides and remove the “Front Loading ASSY”. (Since it is difficult to release these
hooks, hold the front of the “Front Loading ASSY” and shake it up and down to release them.)
“Cassette Load Bracket ASSY” Removal (See Figure — 4)
1) Remove 1 screw @).
2) Take off the “Cassette Load Bracket ASSY”.
(A)
Front
Loading
ASSY
Cassette Load Bracket ASSY
Right Side Hook
(
(
Chassis
Main Belt
Fig.-4

6. “Photo Sensor ASSY” Removal (See Figure — 5)
6-1. “Lamp Holder ASSY” Removal
1) Remove 1 screw @ and take off the “T Soft Brake ASSY”’, “T — Spring, Soft Brake Arm”.
2) Release the “Lamp Holder ASSY” from hook (a) of the chassis and turn it counterclockwise to remove it from
the chassis.
6-2. “Switch C. B", “Sensor Guide” and “Start Sensor C. B” Removal
1) Remove 1 screw ((B)) and take off the “Switch C. B”.
2) Remove 1 screw © and take off the “Sensor Guide”.
3) Remove 1 screw @) and take off the “Start Sensor C. B”.
6-3. “Sensor Guide” and “End Sensor C. B” Removal
1) Remove 1 screw (E)) and take off the “Sensor Guide”.
2) Remove 1 screw ©) and take off the “End Sensor C. B”.
Sensor C. B Sensor Guide
LMASSY \,
&)
Switch C. B
Sensor Guide
End Sensor C. B
Start Sensor C. B
@*— T Soft Brake Arm Collar
T Soft Brake ASSY Sensor C. B RM ASSY
T-Spring, Soft Brake Arm 2~]
Hook (a)
yy
Lamp
Holder
ASSY
(!
~, =
4
gb
Fig.-5
10