JVC RC-828L Service Manual page 2

RC-828L/LB
Contents
Page
Specifications: 76:0 20 Gia bdin Se Bes ee Wi, Gon be whe tw Re a See a Sel eR a av ww calagiceon Gee e San eee ata aoa 2
Technical: Information: 3346 sco 3.8 ee Sk ee ee ee ead 6 VA A ae eee ad Oe 3,4
Main Parts Location: tc. Ses be Se ae ee A es Pas Boh apow da es es SA A ea 5
Disassembly & Replacement .... 0.0.2.0 0 ee eee eee eee 6,7
Tuner' Alignment: «2-646 seed ce he Rate ale wee a ee ee ke ea eee aes 8,9,10
Arviplifier:Aligninerits 23.302 eco catie soi se isciete eo ees eee aren ein al age FEA te AS ee ences ahael wena Sees i eee 11
Adjustment of Cassette Mechanism ........ 20 eee eee eee eee eee eee 12,13,14
How:to: Fit Dial Cord ons 2 %.c3 6 8 cee oee es 8 ae ie SA ibe Sree Ea Be AS eS Wee ees Seen es 15
Block: Diagrami:< 2 o.2.5i.8: ceehewe ee ek we eee ge Beas e. Deonne 2 wadow a aca eens dear ode ea eeum gull eella ele ateca ae a 16
Wiring Connection: seecccce ioc kite we he aie cee also, ae eee! SUE re Og ere ew He ee Oe a eee ado 17
Schematic Diagram of RC-S28L/LB (Tuner) ......-.0. 0.2 cece ee eee ee 18
Schematic Diagram of RC-828L/LB (Amplifier) .... 2.0... 2.0.00 ee eee ee ee ee eee 19
Tuner: Circuit: Board (Ass'y: 6 ..3£o socescs ena ee eae Seed Deke ew eee sae a Ea ww BES eee Meee 20,21
Amplifier Circuit Board Ass'y . 0.0.0 ee ee ee eee eee eee eee 22,23
Control Circuit Board Ass'y 0... cc ee ee ee ee eee eee 24
Headphone Circuit Board Ass'y .. 0... 0 ee ee ee eee ees 25
Meter Control Circuit Board Ass'y .. 0... 0.00 eee ee eee eee eee 26
Power Supply Circuit Board Ass'y .. 0.0.0... cee ee eee eee eee eee eee 27
LED: Circuit: Board: Ass'y. i655. Seeker eca eesbea te elena ic ws Se ees atk pee Mae Eee eesey eee Deeds eee era 27
Exploded View of Cassette Mechanism ........0. 00: ee eee ee ee eee eee eee eee eee es 28
List of Cassette Mechanism 1... 20... 00 ee ce ee te ee ee eee eee eee eee eee 29
Exploded View of Amplifier Ass''y ...... 0.00 cece ee ee ee eee ee ete eee eee '30
Exploded View of Tuner Ass'y 2.0.2... cece ee ce eet ee eee eee ee eee eee 31
Exploded View of Power Supply Ass'y .. 0.0... ee eee eee eee eee eee ee 32
Exploded View of Front Cabinet (1) 2.26... . eee ee ee ee eee een eee eee 33
Exploded View of Front Cabinet (2) ........ 0... ee eee eee eee eet eens 34
Exploded View of Rear Cabinet ... 2... 0.0. cee eee te ee eee eet eee eee ee 35
Final:Packing ASS' scenes eee hae he Ph ER ee nay Eau wend ae ae as Aaa Ca 36
AGCOSSOTIES! 2a. 15. ch oce cide de epee Gas eS ah wa SS Rie eee es eS Rye ee a Dee we 36
Difference of Model RC-828LB .... 2... cee ee ee eee ee ees 37,38
Specifications
18-1/2" x 10-3/4"" x 5"
TUNER SECTION
Frequency Ranges : FM
88~ 108MHz
LW 150~ 350kHz
MW 540~1600kHz
SW1 2.3~ 6MHz
SW2 5.95~ 6.2MHz
SW3 6~ 18MHz
RECORDER SECTION
Tape Speed
Track System
Recording System
Erasing System
Fast Forward Time
Rewinding Time
Wow & Flutter
No. 1344
4.75cm/s (1-7/8 ips)
4-track 2-channel stereo
AC Bias
AC Erasing
Within 110 sec. (C-60 cassette)
Within 110 sec. (C-60 cassette)
0.09% (WRMS)
AMPLIFIER SECTION
Speakers
Power Output
Input Jacks
Output Jacks
POWER CONSUMPTION :
SEMICONDUCTORS
ICs
Transistors
Diodes
POWER SOURCE
DC
AC
14.1 Ibs.
16cm (6-1/2) x 2, 5em (2"") x 2
Max. 8W (4W + 4W) (DC)
MIC x 2, DIN
Ext. Speaker, x 2 (6&2)
Headphones (892)
19W
6
32
15
12V, 8 "'R20" cells or
equivalent
110/220/240V 50/60Hz