|
|
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
Great PDF easy to read good info needed for replacment of belts and assembly and specs.
;
complete and unabridged very good quality
easy to download.
recieved in two days.
;
Awesome manual. Complete diagrams of all board assemblies as well as how to get to each part of the t.v. down to the individual screws and their locations. Get it.
;
perfect copy, im very satisfied, i was need the diagram over the powersupply and
the copy was very sharp
;
This is exactly the service manual I needed.
Complete with all schematics, partslists, PCB layouts and alignment instructions.
This manual covers both the T-4970 en T-488F Onkyo tuner.
WIRING-3 (MAIN 2/2)
(EXCEPT YZ1)
IC BLOCK DIAGRAM IC, TA7371AF
8
7 REG
6
OSC MIX
RF
1
2
3
GND VCC 19 LPF 2B
IC, TA2022FN
RF RF IN OUT
23 PW SW
22 DET OUT
21 PILOT IN
17 VCO
AFC DIODE(C) MIX OUT
OSC 16 LPF1 AFC DIODE(A)
5 4
15 ROUT
20 MPX IN
SWITCH PILOT FM IF FM AM ø 0 PRE VCO ø 90 DEVIDE DECODE ST IND
(YZ1)
AM DET FM DET AM IF
OSC
FM IF
MIX
AM IF
AGC
STOP PULSE
MIX 4 VCC 5
VREF 1 24 AM RF IN AM OSC 2
QUAD 7 AGC 8 GND 9
IF OUT 10
IF REQ 11
FM IF IN 3
IC, NJM2096M
9
AM IF IN 6
18 LPF 2A
10
SP OUT 12 14 LOUT
13 ST IND
|
|
|
> |
|
