Technics SX-PR270 M Service Manual page 34

CONTROL 1 CONTROL 2
os swo oI7 Swit
fist | [octave swirr_| || peoac serine [|
| ccs
Nt
| P. MEM EXPAND
SONG CLEAR
QUANTIZE
08s
| 'MIDI
el
TTT Te mem p-cuance | |
(|
[[ corners | {[accome 3 TTT) cuannen I |
(yp)
[oss TT oes yc TI
Py Py Py
foes |
TIL
ene || eee
q q a
OCTAVE SHIFT
COMPOSER REC
089 — G
Ns
NOTES:
IC's
IC1: SVIGM603A121
1C2, 3: HD74LS07P
© TRANSISTORS
Qi~4: 2SA830SB
¢ DIODES
D7~49: MA165TA5
D54, 55, LN282R
66~78,
82~86:
D56~65, 79, LN382G
81, 87~89:
IC PROTECTOR
IP1: ICP-N10T104