Marantz PM-10 Service Manual page 32

SEMICONDUCTORS
Only major semiconductors are shown, general semiconductors etc. are omitted to list.
The semiconductor which described a detailed drawing in a schematic diagram are omitted to list.
1. IC's
R5F100MFAFA (U1004)
PORT TABLE
Pin Port I/O use
1 P141/PCLBUZ1/INTP7 I/O I PROT_1
2 P140/PCLBUZ0/INTP6 I/O I PROT_2
3 P120/ANI19 I/O O
4 P45/SO01 I/O O
5 P44/SI01/SDA01 I/O I/O
6 P43/SCK01/SCL01 I/O O
7 P42/TI04/TO04 I/O I HP_DET
8 P41/TI07/TO07 I/O O AMPON
9 P40/TOOL0 I/O I/O
10 RESET I I
11 P124/XT2/EXCLKS I I
12 P123/XT1 I I
13 P137/INTP0 I I
14 P122/X2/EXCLK I I
15 P121/X1 I I
16 REGC - -
17 VSS - -
18 EVSS0 - -
19 VDD - -
20 EVDD0 - -
21 P60/SCLA0 I/O O
22 P61/SDAA0 I/O O
23 P62/SCLA1 I/O I
24 P63/SDAA1 I/O O
25 P31/TI03/TO03/INTP4 I/O I
26 P64/TI10/TO10 I/O I
27 P65/TI11/TO11 I/O O LED_BL
28 P66/TI12/TO12 I/O O
29 P67/TI13/TO13 I/O O
30 P77/KR7/INTP11 I/O I
31 P76/KR6/INTP10 I/O I
32 P75/KR5/INTP9 I/O I
32
Port Setting
Name Note
Act. stby Exit R
L - PU 47k DC detection
L - PU 47k Power-failure detection
PRT_
L L PD 10K Output H at startup, reset additional protection circuit
RST
NC L L -
SDA L H - E2PROM Serial Data Spare
SCL L H - E2PROM Serial Clock Spare
L - PU 10k Headphone Detection (Detected:L)
H L PD 10k NC500 ON/OFF (ON:H)
TEST H - PU 10k L->H:PROGRAM MODE
PU
RESET L - Reset
100k
XT2 - - PD 47k Sub Clock (32.758kHz) Spare
XT1 - - PD 47k Sub Clock (32.758kHz) Spare
Detect Power Down (Power outage detection)
P_ (Primary power ON / OFF detection) Monitoring on
L - PD 47k
DOWN power failure
L detects P_Down detection
X2 - - PD 47k Main System Clock (8MHz) Spare
X1 - - PD 47k Main System Clock (8MHz) Spare
REGC - - - Regulator Capacitance
VSS - - - GND
EVSS0 - - - GND
VDD - - - 3.3V
EVDD0 - - - 3.3V
NC L L -
SP_
H - - Speaker relay control Spare
RELAY
CLIP L - PU 10k NC500 Clip detection (H/L=Normal/Clip)
Time_ DC detection time constant switching
H L PU 10K
Const H/L = Small time constant/Large time constant
SC- NC500 Overcurrent detection (H/L=Normal/Trigger)
L - PU 10k
CPIND ALC Trigger input
RC5_IN L - PU 33k RC5 Capture input
H L PD 10k LCD Backlight (H:BackLight on)
LCD-Controler (ST7032) Resister Select
L_RS - - -
H/L = Data/Instruction
L_RES PU 22k LCD-Controler (ST7032) Reset
PD
INT H - Input Selector Interrupt
100k
FATAL H - PD 47k NC500 DC detection (H/L=FATAL/Normal)
VOL_B H - PU 10k Volume Rotary Encorder