Jvc MCA 105 E Service Manual

Page 1

NIVICO M
SERVICE MANUAL

MVWM -- - as. mm v.23.-

MODEL MCA-IOSE 5107
SOLID STAT S.-.A. INTEGRAT DLIFI.

DIMENSIONS: 1143,13", 3311746, D1333 WEIGHT: 23:: lbs.

Ill
U
>
Z

If:
,U

Ill

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"(Transistor and Diode a

Main Amplilier Section

'lransistorS- . - - - - ~ -- -- -- ~12 'lransistors
Varistor .................... 3

Pre Amplilier Section r
'lransistors- . 3- »- ~ 3- ------1() 'lransistors

Power Supply and Protector Circuit
'lransistors- - -- -- -- .- -----3 'lransistor
I)ioclcs~~- -~ ~- -- -----T Dioclcs

Pink Noise Section
'lrzmsistor ----------------- 5 Transistors
I)io(l( ....................... 3 Diodes

fPre Amplilier Section]

Input Terminal : lH().\'() l, lH().\'() 2, .\IIC. 'll'Xl-le. :\l'.\' l. {with lcvcl adjuster).
AUX 2, TAPE PLAY

Output Terminal : lre Amp. OUT 1 (with YR). lrc Amp. ()If'l 2
RIZC OUT 1 (with YR), REC OCT 2

Din Terminal : 2

Additional Circuit : SEA Defeat. Mining, 'Iapc Monitor. link Noisc (icncrutor.

Speaker Selector, Irotcctor Circuit

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Page 15

POWER TRANSFORMER CIRCUIT

E03098 - 8 S
Power transformer

f

White

Red
4 Green

Black

Blue

Y

Fig. 24

|2.6V Green To lug open

To lug terminal R 1 1 on To Pilot Lamp

Bl k
ac To lug terminal (Pilot lamp )
49V White
To AC IN tab on TAP-'60
0 Red
To AC IN tab on TAP-6O
Fig. 25

-- 13 - MCA-lOSE/5107