Sc Pc Board (Uf-490) - Panasonic UF-490 Service Manual

9.2.

SC PC Board (UF-490)

A
002:A4;003:A1 nSDRAS
002:A4;003:A1 nSDCAS
002:A3;003:A1 SDCLK
003:A1 SDCKE
A[23-1]
002:D1;003:A1;004:B1;006:E3
1
002:A1;003:D1;004:B1;006:E3
D[15-0]
D[0]
D[1]
D[2]
D[3]
D[4]
D[5]
D[6]
D[7]
2
D[8]
D[9]
D[10]
D[11]
D[12]
D[13]
D[14]
D[15]
010:C5
nADF1
009:B4 nPCHK1
C202
010:A3
THERM
R303 1K 0.0625W
009:B3 TONER
008:B2
+24LVL
3 010:C4 nRSEN
010:C5
nESEN
003:A3 nRESET
R1
62.5mW
004:B4
nBZHIGH
4
002:D4;007:C4 nBPNT
004:A3
nMNTON
004:B2 nMDMINT
002:D4 nPRTINT
002:A4 nSCNINT
002:D3 nPCINT
002:A3 nSYSINT
252
nSDRAS
nSDCAS
SDCLK
49.152MHz
SDCKE
A[23-1]
R52 47K 62.5mW
R135 47K 62.5mW
R140 47K 62.5mW
R180 47K 62.5mW
R210 47K 62.5mW
GND
TL14
17
D0/PDL0
16
D1/PDL1
15
D2/PDL2
14
D3/PDL3
13
D4/PDL4
12
D5/PDL5
11
D6/PDL6
10
D7/PDL7
7
D8/PDL8
6
D9/PDL9
5
D10/PDL10
4
D11/PDL11
3
D12/PDL12
2
D13/PDL13
1
D14/PDL14
144
D15/PDL15
+3.3V
19
*DMARQ3/INTP103/P07
R12 62.5mW
47K 20
*DMARQ2/INTP102/P06
R13 62.5mW
47K 21
*DMARQ1/INTP101/P05
R179 62.5mW
47K 22
*DMARQ0/INTP100/P04
29
*DMAAK3/PBD3
TL1
30
*DMAAK2/PBD2 (nCCHK2)
R7 47K 0.0625W 31
*DMAAK1/PBD1
32
*DMAAK0/PBD0
(nPDCR2)
R8 47K 0.0625W
25.0V 80
P70/ANI0
0.1uF
79
GND
P71/ANI1
78
P72/ANI2
77
P73/ANI3
76
P74/ANI4
75
P75/ANI5
74
P76/ANI6
73
P77/ANI7
59
*RESET
1K
60
CKSEL
62
X2
R238 330 0.0625W 63
GND
X1
X1
1 2
AT-49-5.000MHz
GND CKSEL=0:
5.000MHz
PLL MODE
5.000MHz*10
+3.3V
+3.3V
GND
GND
B
+3.3V
+3.3V
PCS0/*CS0
PCS1/*CS1/*RAS1
PCS2/*CS2/*IOWR
PCS3/*CS3/*RAS3
PCS4/*CS4/*RAS4
PCS5/*CS5/*IORD
PCS6/*CS6/*RAS6
PCS7/*CS7
PCT0/*LCAS/*LWR/LDQM
PCT1/*UCAS/*UWR/UDQM
uPD703105GJ
PCT4/*RD
PCT5/*WE
IC1
PCT6/*OE
PCT7/*BCYST
PCM0/*WAIT
PCM1/CLKOUT/BUSCLK
uPD703105GJ (Mask)
PCM2/*HLDAK
PCM3/*HLDRQ
uPD70F3107GJ-UEN (Flash)
PCM4/*REFRQ
PCM5/SELFREF
P50/INTP030/TI030
P51/INTP031
P52/TO03
CPU
TO00/P03
INTP001/P02
V850E/MA1
TI000/INTP000/P01
PWM0/P00
TO01/P13
INTP011/P12
144-Pin
TI010/INTP010/P11
PWM1/P10
MODE2_VPP/MODE2
MODE1
MODE0
GND
#
C
+3.3V
C9 25V
0.1uF
GND
C10 25V
0.1uF
GND
C11 25V
0.1uF
C12 25V
0.1uF
+3.3V
C13 25V
0.1uF
C14 25V
0.1uF
GND
107
nFROM0
106
nSDRM0
105 R33 10 0.0625W
104
TL7
103
TL8
102
TL9
nI_O1
101
100
TL10
nI_O2
97
nWRL_DQML
96 R34 10 0.0625W
nWRU_DQMU
95 R36 10 0.0625W
nRD
94
nWE
93 R44 10 0.0625W
TL11
92 +3.3V
TL12
91
BLM11A121S
90 R62 47K 62.5mW 49.152MHz
NF2
89
nHLDAK
88
nHLDRQ
87
pUSBENB
86
nPWOFF
85
pPNLRST
84
nMDMRST
83
nFRPRST
23
pCR0 007:B4
24
pCR1 007:B3
25
pTR0 007:B3
26
TL15
*2
33
pMVOL2 004:A3
34 R15 0 62.5mW
pMVOL1 004:A3
35
pMVOL0 004:A3
*1
36 DSW1 KHS02C
GND
TL70
1
18 2
57
58
*1 Mounted at the Technical Trial Production.
*2 Mounted when DSW1 is Not Mounted.
GND
+3.3V
GND
PNLTXD 007:C3
007:C3
PNLRXD
pFAN0 010:C3
pFAN1 010:C3
nFNRDT 010:C3
Not Mounted
Model
UF-490
D
1
003:A3
002:D1;003:A1
002:D1
2
002:D1
002:A3;003:A1;003:A3
002:A3;003:A1
002:D1;003:A3;004:B2;006:E4
002:A4;003:A1
002:A3
SYSCLK
002:A3
002:A3
009:C3
007:C4
007:C4
004:D2;005:D4
006:E4
DIP Switch 1
Program Mode Normal Mode
1-4 PIN Off On
2-3 PIN On Off
002:A4
nRESOUT
3
*1
Serial I/F
*1
4 7.8V
B7B-PH-K-S
3 3 1 Vpp 1
CN1 Vpp
D1
MA704
nRESET 2
CN1 RESET
DBGTXD 3
CN1 TXD
DBGRXD 4
CN1 RXD
DBGCLK 5
CN1
CLK
nBOOT 6
CN1 BOOT GND
7
CN1 GND
4
GND
Drawing Name
SC PC Board (1/10)