Technics SX-PX107

MAIN MAIN AND TG CIRCUIT BOARD
1 2 3 4 5 6 7 8 9 10
Component Side
Foil Side
NOTES:
*IC’S
IC1: D70325GJ-10
1C2: D65012GF-A79
1C3: QS1IG03C02007
104: ATT7C256BF85
IC5: TC25540AF006
IC6: D6382GF-3B9
IC7: QSIGH3C16D48
ICQ: QSIGH3C16D88
1C10, 11: HM65256BLF10
1012, 13: PCM1702U
i014: D74HC164GS
IC15: D74HC11GS
iC16: D74HCOOGS
1C18: LC3517AML-10
1C19, 20: M5218AFP
¢ TRANSISTORS
Qt: 2SA1643
Q2, 3: 28C1815GR
Q4: 2SA1015-GR
Qs: 2SB709ARTW
Q6: 28D601AQTW
Q7, 8: 28J106Y
* DIODES
Dt: MA8047
D3~6, 9, 13: MA110
D7, 11: MA8062
D8: MA8056
D12: MA2062LF
D14: EK04
HE Measuring Condition
Check Point @~@ Check Point @
Set to the self-diagnostic mode followings. Set the initial setting mode (Refer to page I —6)
e While pressing two E keys (@) simultaneously, turn on the e SOUND. BARA . GRAND PIANO
power switch. © Main Volume... Center
e
SOUND......
wae
GRAND
PIANO
|
:
—
©
Main
Volume...
CONtEF
Lae
rot
ra]
m6
¢ Keyboard ........... < . Ay (@) : a eo:
J _— : a2 WOW ZOms/bV. i WOW 2Dwe/DV fz wow 10 nti.
JAUTAAAILATIALLLILL LAL LL ALA sa OOF
f Peas
@ A, Key @ & keys
(E44* Ese)
n-6 -8