Sharp AR-P350 Service Manual page 139

A
PRINTER CONTROL PWB (8/17) ASIC
5
16 ASICCLK
2,3,17 PONRST
3.3V
4
3.3V
R154
4.7K
7 RD/BY
1,17 TDPOF
3
9 BT_OK
10 MSW_MON
FL_MSK6
FL_MSK5
FL_MSK4
FL_MSK3
FL_MSK2
FL_MSK1
FL_MSK0
11 INIT
6 SLCTIN2
11 AUTOFD
11 STB
3 STC0
3.3V
R197
2
10K
3 DACK0
3.3V
R146
1 3
10K
JP4
TS3B-SQ
1-2 : DIAG OFF 1-2 : INPUT PORT LOW
1
2-3 : DIAG ON 2-3 : INPUT PORT HI
A
VCC
74LCX14MTC
3.3V
1,2,12,13
IC30-1
CPU INIT
SYSCLK
COLDRST 232
238
RESET
231 233
PONRST
GRESET 234
FLASH
FWE 137
FOE 138
FMCS19 114
FMCS18 115
FMCS17 116
FMCS16 117
FMCS15 118
FMCS14 119
FMCS13 123
FMCS12 124
FMCS11 125
FMCS10 126
FMCS9 127
FMCS8 128
FMCS7 129
FMCS6 130
FMCS5 131
FMCS4 132
FMCS3 133
FMCS2 134
FMCS1 135
FMCS0 136
SRAM
3.3V
SRWE 146
SROE 147
SRCS1 144
SRCS0 145
R198
EEPROM
EEPROMCS
4.7K
141
I/O PORT
WP 98
99
RD_BY
SCL 102
226
POF
PWM 224
225 SERMSTR_IN
142 BT_OK BT_CK 143
218 FB_IN PM22EN 228
219 FAX_IN LED3 104
227 MSW LED2 105
LED1 106
91 LED0 107
FL_MSK6
92 FL_MSK5 SDA 103
93 FL_MSK4 PIO7 173 R185
94 FL_MSK3 PIO6 174
95 FL_MSK2 PIO5 175
96 FL_MSK1 PIO4 176
97
FL_MSK0 PIO3 177
108 PIO2 178
DIPSW1
109 PIO1 182
DIPSW0
PIO0 183
PARALLEL
INIT
167 CD7 154 CD7
SLCTIN
CD6 155 CD6
168
AUTOFD
169 CD5 156 CD5
STB
170 CD4 157 CD4
DACK0
47 CD3 158 CD3
STC
172 CD2 159 CD2
CD1 162 CD1
CD0 163 CD0
ACK 152
BUSY 153
PE 164
FAULT 165
SLCT 166
REVERSE 171
DREQ0 46
SCANIN
223 EXTRST 222
uPD65946GN-P07-LMU
3.3V
R133
1 3 10K
JP3
TS3B-SQ
B
IC40C
D14 R220
5 6
LTL-1LHEE-002A
POWER_LED
C193
0.1uF
IC40A
1 2
CPURST
74LCX14MTC
FWE 16
FOE 6,7
FMCS13 7
FMCS12 7
FMCS11 7
FMCS10 7
FMCS9 7
FMCS8 7
3.3V
FMCS6 7
FMCS4 7
FMCS2 7
FMCS0 7
WP 7
SLCTIN_P 6
PWM 10
BT_CK 9
0
ICUOFF 13
FVCNT 7
HDDPW 17
NPOR 15
PPMSEL 14
EEPWP 3
CD[7:0]
ACK 11
BUSY 11
PE 11
FAULT 11
SLCT 11
REVERSE 11
DREQ0 3
EXTRST 17
B
  
3.3V
R219
100 100
IORESET1 17
IOA14
IOA15
6 IOA[15:1]
SRWE
SROE
EEPROMCS
4,12,13
3.3V
16
4,12,13
12 PCIINTB
12,13 PCIINTA
3.3V
6 IOA[15:1]
6,7 LA22
6,7 LA18
R190
3 LWE
3,6 LOE
4.7K
3,6 ROMWE
3 ROMOE
3,6 BOOTCS
CLKOFF 14,15
3.3V
R173 4.7K
11
C
IC34
IOA1 10 A0
IOA2 9 A1
IOA3 8 A2
7
IOA4 A3
6
IOA5 A4
IOA6 5
A5
IOA7 4 A6
IOA8 3 A7
IOA9 25 A8
IOA10 24 A9
21
IOA11 A10
23 V
IOA12 A11
IOA13 2
A12
26 A13
R184 0 NO ASM
1 A14
R186 0 NO ASM
G
20 CE
22 OE
27
WE
CAT28C64
PCIREQ[7:0]
PCLK_A
PFRAME0
PCIREQ
PCIREQ
PCIREQ
PCIREQ
PCIREQ
PCIREQ
PCIREQ
PCIREQ
IOA15
IOA14
IOA6
IOA5
IOA4
IOA3
IOA2
IOA1
3 FONTCS4
3 FONTCS3
3 FONTCS2
3 FONTCS1
3 FONTCS7
3 FONTCS6
3 FONTCS5
3 CODECS2
3 CODECS1
3 CODECS0
3 LCS2
3 LCS1
3 LCS0
16 MODECLK
u
C