Pioneer TX 950 Service Manual 2

Page 1

ADDITIONAL

ORDER NO.
ARP-481-O
FM/AM DIGITAL SYNTHESIZED TUNER
I -
S/G. SS

[ Type Voltage Remarks 7
L HEZ AC220V, 240V (switchable) West Germany model

YP AC240V only Australia model

S AC110V, 120V, 220V, 240V (switchable) General export model

S/G AC110V, 120V, 220V, 240V (switchable) US Military model
I_ SS AC1 10V, 120V, 220V, 240V (switchable) South Africa model

The basic performance of the model TX-950/H EZ, YP, S, S/G and SS is the same as the model TX-950/
KU. Please refer to TX-950/KU service manual (ARP-472) with the exception of this service manual. This
additional service manual is applicable to the TX-950/HEZ, YP, S, 8/6 and SS model.

DION EEH ELECTRONIC CORPORATION 4-1, Meguro 1-Chome. Meguno-ku. Tokyo 158. Japan
PIONEER ELECTRONICS [USA] INC. 2.0. Box 1780. Long Beach. California 90801 LJ.S.A.
TEL: [800] 421 -1 404, [800] 237-0424
PIONEER ELECTRONIC [EUROPE] N.V. Keecbehglaan l. 2740 Beveren. Belgium TEL: [133/775-2808
PIONEER ELECTRONICS AUSTRALIA RTY. LTO. 178-184 Boundary Road. Bnaeside. Victoria 3195. Australia
TEL: [03] 580-9911

Page 2

1. FOR HEZ AND YP TYPES

NOTES:
0 When ordering resistors, first convert resistance values into code form as shown in
the following examples.
Ex. 1 When there are 2 effective digits (any digit apart from 0), such as 560 ohm
and 47k ohm (tolerance is shown by J=5%, and K210% ).

5600 56 x 10' 561 ..... RD%PS IIU] J
47129 47 x 103 473 ..... RD%PS 131mm] J
0.5:: 0R5 .................. RN2H [WEI K
In 010 .................. RSIP IIE) K
Ex. 2 When there are 3 effective digits (such as in high precision metal film
resistors).
5.62120 562 x 10' 5621 . . . . RN%SR (BEEN? F

o The A mark found on some component parts indicates the importance of the
safety factor of the part. Therefore, when replacing, be sure to use parts of
identical designation.

0 For your Parts Stoch Control. the fast moving items are indicated with the
marks *1! and t .
it GENERALLY MOVES FASTER THAN *

This classification shall be adjusted by each distributor because it depends on
model number, temperature, humidity, etc.

The HEZ and YP types are the same as the KU type with the exception of the following sections.

Contrast of Miscellaneous Parts

' 'F -" _-'|
Part No.
Mark Symbol 8: Description KU type HEZ type YP type Remarks
Complex assembly GWM-346 GWM-358 GWM-358
A n FU601 Fuse (0.8A/125V) AEK-118 .. . ...
Z3; ** FU601 FUSE (T400mA/250V) . . . AEK-407 AEK-407
Operating Instructions ARB-602 . . . ARE-602
(English)
Operating Instructions . . . ARE-101
(English, French, German,
Italian) )
Packing case AH E-332 AH E-354 AH E-354 r
A AC power cord ADG-O73 AUG-071 AUG-064
L __ _ _ __J

Complex Assembly (GWM-358)

The complex assembly GWM-358 (for HEZ and VP types) is the same as the GWM-346 (for KU type)
with the exception of the following sections.

- r .
Part No.
Mark Symbol 8: Description Remarks
GWM-346 GWM-358
0305, 0306 28K246 . . .
T1 Power transformer ATS-095 ATS-096
$17 Slide switch ASH-034
C317, C318 CKOY8561K50
R616 Carbon composition ACN-14O
R330, R331 RD1/8PM DDDJ .. .
Terminal (ANTENNA) AKA-017 AKA-018 __(
t n L a