Samsung MAX-440 - Page 13

6. Basic circuit operation
6-1. Amp & Tuner section
6-1-1. LC866220-5837/5847 : UIC1
ae
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a3 a SOP aN aaTnRWDn =
—& FP FPF PP FF FP FW WWW WWW WWWNH NNN NNN NON DNDN SS BS BP LSP Pere - An OorwWNHe OO MANADO FP WH HSH TO WOON ODOT FPWNH HH TODO ONnA DA FWHN
Port vo Port name Description Active
P52 SENSE CD CONTROL LSI SENSE ;
PWM1 fe) N.C NOT CONNECTED _
P20 O BGNSON BGNS CIRCUIT ON/OFF 4
P21 O ST MSM6654 IC LATCH q
P22 | NAR MSM6654 IC NEXT ADDRESS REQUEST :
P23 re) BGNSCLK | MSM6654 IC CLOCK
P24 O BGNSRES | MSM6654 IC RESET :
P25 O BGNSCH MSM6654 IC CHANNEL SELECT
P26 fe) VOLUMEA |ENDLESS VOLUME INPUT A ‘
P27 fe) VOLUMEB- |ENDLESS VOLUME INPUT B H
O TEST1 TEST PIN H
| RESET RESET INPUT
| XT1 SUB OSC (32.768KHZ)
O XT2 SUB OSC
| vss GND
| CF1 OSC INPUT
O CF2 OSC OUTPUT
Vdd POWER
P80 | OPTION1 TUNER FREQUENCY OPTION
P81 | OPTION2 SPEC. OPTION
P82 HISPIN HIGH-SPEED DUBBING MODE INPUT
P83 | KEY1 A/D KEY INPUT 1
P84 | KEY2 A/D KEY INPUT 2 L
P85 | RECIN REC. INPUT
P86 l LEVEL R INPUT LEVEL 'R'-CH
P87 l LEVEL L INPUT LEVEL 'L'-CH L
P70 | SCOR SCOR INPUT
P71 l B+ CONNECTION H
P72 | PSENSE POWER CORD OFF SENSE
P73 l REMOTE REMOCON SIGNAL INPUT L
fe) TO GRID 0 i:
O T1 GRID 1
O T2 GRID 2
O 13 GRID3
O T4 GRID4
fe) T5 GRID5
O T6 GRID6
fe) 17 GRID7
O T8 GRID8
O T9 GRID
fe) T10 GRID10
O ™ GRID11
fe) T12 GRID12
O T13 GRID13
O 714 GRID14
O T15 GRID15
O Vdd Vpp POWER \
O
Vp
FLT
POWER
|
pat? aieneme eve
MAX-440
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