Dolby Laboratories 31-3043 Stereo Receiver User Manual


 
Mark No. Description Part No.Mark No. Description Part No.
30
VSX-D307
Mark Symbol and Description
Part No.
Remarks
VSX-D307/KUXJ VSX-D307/KUXJI VSX-D307/KCXJI
NSP MAIN ASSY AWK7423 AWX7423 AWK7462
MOTHER ASSY AWX7058 AWX7058 AWX7177
NSP CONNECTION ASSY AWX7060 AWX7060 AWX7176
NSP TRANS 2 ASSY AWX7071 AWX7071 AWX7071
NSP COMPLEX ASSY AWK7425 AWK7425 AWK7425
FRONT ASSY AWX7062 AWX7062 AWX7062
VOLUME DSP ASSY AWX7064 AWX7064 AWX7064
FRONT SPEAKER ASSY AWX7068 AWX7068 AWX7068
HEADPHONE ASSY AWX7066 AWX7066 AWX7066
PRIMARY ASSY AWX7067 AWX7067 AWX7067
NSP TRANS 1 ASSY AWX7070 AWX7070 AWX7070
Mark Symbol and Description
Part No.
Remarks
AWX7058 AWX7177
IC607 Not used ICP-N25
MOTHER ASSY
(1) CONTRAST TABLE
AWX7058 and AWX7177 are constructed the same except
for the following :
(2) PARTS LIST FOR AWX7058
SEMICONDUCTORS
IC101 E-SW IC TC9163AN
IC102 OP-AMP IC NJM4558D-D
IC151 IC UPC4570C
IC401 AUDIO IC PAC007A
IC402 AUDIO IC PAC007A
IC403 IC PROTECTOR ICP-N25
IC601 REGULATOR IC NJM78M12FA
IC602 REGULATOR IC NJM79M12FA
IC603 REGULATOR IC NJM78M05FA
IC604 OP-AMP IC NJM4558D-D
IC605 OP-AMP IC NJM4558D-D
IC606 REGULATOR IC NJM78M05FA
IC651 OP-AMP IC NJM4558D-D
Q191 TRANSISTOR 2SC1740S
Q401 TRANSISTOR 2SC2878
5. PCB PARTS LIST
NOTES:
Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List.
The 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.
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 K=10%).
560 Ω→56 × 10
1
561 ........................................................ RD1/4PU
5
6
1
J
47k Ω→47 × 10
3
473 ........................................................ RD1/4PU
4
7
3
J
0.5 Ω→R50 ..................................................................................... RN2H
R
5
0
K
1 Ω→1R0 ..................................................................................... RS1P
1
R
0
K
Ex.2 When there are 3 effective digits (such as in high precision metal film resistors).
5.62k Ω→ 562 × 10
1
5621 ...................................................... RN1/4PC
5
6
2
1
F
LIST OF WHOLE PCB ASSEMBLIES
A
Q402 TRANSISTOR 2SC2878
Q403 TRANSISTOR 2SC2240
Q404 TRANSISTOR 2SC2240
Q405 TRANSISTOR 2SC1740S
Q406 TRANSISTOR 2SC1740S
Q407 TRANSISTOR 2SC2705
Q408 TRANSISTOR 2SC2705
Q451 TRANSISTOR 2SC2878
Q452 TRANSISTOR 2SC2878
Q453 TRANSISTOR 2SC2240
Q454 TRANSISTOR 2SC2240
Q455 TRANSISTOR KRA103M
Q456 TRANSISTOR KRC101M
Q457 TRANSISTOR 2SC2705
Q458 TRANSISTOR 2SC2705
Q601 POWER MOS FET IRF9540A
Q602 POWER MOS FET IRF540A
Q603 TRANSISTOR 2SC1845
Q604 TRANSISTOR 2SA992
Q651 TRANSISTOR 2SC2878
Q652 TRANSISTOR 2SC2878
Q653 TRANSISTOR 2SC2878
Q654 TRANSISTOR 2SC2878
D103 DIODE 1SS254
D190 ZENER DIODE MTZJ5.1B
Mark No. Description Part No.Mark No. Description Part No.