K0.01
C363
C353
NC
( )
D209
( )
2
1
3
4
16V47
C360
( )
R298
NC
J215
J
( )
J219
NC
J220
J
D214
L206
1B252SD
L240
J
J221
NC
( )
Q205
( )
C370
NC
( )
R315
NC
( )
( )
C313
NC
( )
NC
R342
( )
L242
NC
L235
3A601S
+24VA
RY203
NC
6
7
5
CN204
2
HSSP+
1
HSMIC-
3
HSSP-
4
HSMIC+
C348
Z0.1
C342
( )
NC
( )
C362
NC
L203
1B252SD
R215
( )
NC
+24VA
J204 ( )
NC
T202
NC
2
1
3
4
5
L239
3A601S
NC
C365
( )
PC202
NC
1
2
3
4
( )
L233
NC
L230
NC
( )
( )
FL224
1
2
3
RY202
3
5
4
NC
R324
( )
( )
R299
NC
( )
R297
NC
( )
L243
NC
( )
C352
NC
PS201
1
2
3
4
( )
C331
NC
IC209
3
2
1
F201
J
IC210
NC
1
GND
2
GAIN
3
RXIN
4
RXOUT
5
TXDET
6
TXIN
7
VC
8
VCC
Q214
( )
16V100
C228
C337
NC
( )
L247
J
C322
NC
( )
( )
L237
NC
R340
NC
( )
L202
1B252SD
( )
R328
NC
NC
R318
( )
+5VD
L231
J
Q208
( )
L246
J
C307
NC
( )
+5VD
R296
NC
( )
C350
K0.033
R307
NC
( )
R343
680
( )
FL218
1
2
3
R347
( )
NC
R320
( )
NC
SA202
1000V
( )
FL214
1
2
3
R281
NC
( )
NC
R321
( )
R310
NC
( )
Z0.1
C225
D208
R314
( )
NC
L245
J
C329
NC
( )
L248
J
+5VD
C325
NC
( )
NC
C317
( )
R332
10K
( )
C345
NC
D211
5.6V
C332
NC
( )
ZR201
NC
( )
( )
C324
NC
C334
NC
( )
R339
NC
( )
( )
C319
NC
( )
C315
NC
C349
NC
( )
( )
C320
NC
NC
C336
( )
( )
C356
NC
22K
R225
R351
NC
( )
+12VA
R334
NC
( )
( )
L255
NC
PC205
7S102
1
2
3
4
L229
NC
( )
R303
NC
( )
Q210
NC
C347
( )
R311
NC
( )
( )
L249
NC
L238
3A601S
Q211
( )
35V100
C221
+5VA
SA201
PQVDDSS301LVT
( )
NC
R309
56K
R319
+5VA
( )
FL222
1
2
3
C369
NC
( )
1.5K
R345
L205
1B252SD
3
2
4
R300
NC
( )
J214
+5VD
R330
J
PO201
22
( )
L244
NC
R312
NC
( )
J202
R323
10K(0.5W)
J218
J
C328
NC
( )
R325
NC
( )
+5VA
( )
FL220
1
2
3
C316
NC
( )
NC
C366
( )
( )
C326
NC
+5VA
RY201
NC
3
5
4
( )
C368
NC
NC
C339
( )
( )
C361
NC
100
R316
CN203
1
b1
2
S(W)
3
b/B1
4
a/A1
5
E(G)
6
a1
K0.01
C357
RY202
21
( )
R348
NC
+5VD
R322
NC
( )
( )
L241
NC
( )
L232
NC
C333
NC
( )
+5VD
R344 ( ) NC
PC204
1
2
3
4
R304
J
Z0.1
C234
R317
33K(0.5W)
Q207
( )
( )
FL215
1
2
3
1.5K
R338
( )
C318
NC
( )
R308
NC
R346
NC
( )
( )
R301
NC
C335
NC
( )
( )
C341
NC
C343
250V1.0
R326
NC
( )
+5VD
( )
L250
NC
IC208
1
VCC
2
DET
3
IN
4
GND
5
OUT
RY203
18
( )
ZR202
NC
NC
C344
( )
R294
NC
( )
CN205
1
a1
2
E(G)/A2
3
a/A1
4
b/B1
5
S(W)/B2
6
b1
NC
J217
( )
+24V
( )
FL219
1
2
3
J213
R335
56K
SW201
1
2
4
3
( )
FL202
1
2
3
C351
K0.033
IC209
NC
7
6
5
4
8
R327
3.3K
NC
C355
( )
( )
R306
NC
( )
L251
NC
Q206
( )
( )
C346
NC
( )
C358
NC
Q213
NC
C364
( )
50V1.0
C236
R329
10K
L234
NC
( )
K0.01
C354
R337
NC
( )
R295
NC
( )
FL221
NC
5
8
7
6
2
3
4
1
R290
NC
( )
C338
NC
( )
R313 ( )
NC
R350
NC
( )
6.3V330
C211
C340
NC
( )
Z0.1
C218
( )
FL217
1
2
3
D213
J216
( )
NC
( )
R305
NC
D212
5.6V
Z0.1
C213
+5VA
2.2K
R231
R336
( )
NC
PC203
NC
1
2
3
4
+5VD
L236
3A601S
( )
C321
NC
C327
NC
( )
R333
330
+5VA
( )
Q212
Q201
2SD1921QTL2
16V10
C359
C330
NC
( )
22K
R224
VREF
R352
NC
( )
( )
FL223
1
2
3
C371
NC
( )
L259
NC
( )
R353 ( )NC
L220
J
L228
10K
L215
J
L227
J
L226
J
L224
J
L217
J
CN202
1
+24V
2
CID
3
AG
4
LINEIN
5
EX-HOOK
6
AGC
7
BREAK
8
TXA2
9
TXA1
10 SPMUTE
11 RLY
12 BELL
13 P-SHORT
14 ALC
15 ECLK
16 EDATA
17 ESTB
18 TONE1
19 MILAT
20 MICLK
21 MIDATA
22 DG
23 AG
24 +5VD
25 VOX
26 HOOK
27 SENCTL5
28 TNREMP
L216
J
L219
J
L218
J
+24V
+5VD
L225
J
( )
FL216
1
2
3
( )
J222
NC
( )
R354
NC
( )
J223
NC
( )
C373
NC
+5VD
( )
R355
NC
( )
J224
NC
( )
Q215
J308
( )
L260
NC
( )
R358
NC
( )
R357
NC
R356
150
( )
R359
NC
J230
J
( )
J226
NC
( )
L261
NC
L262
J
L263
J
( )
J225
NC
J229
J
( )
C375
NC
( )
C376 NC
( )
J228
NC
( )
J227
NC
R341
3.3K
R331
J
BREAK
MONITOR
SENCTL5
HOOK
RLY
TNREMP
EX-HOOK
P-SHORT
RLY
BREAK
EX-HOOK
ALC
P-SHORT
HOOK
ESTB
SPMUTE
MIDATA
EDATA
SENCTL5
TXA2
ECLK
MILAT
TONE1
BELL
VOX
AGC
TXA1
MICLK
TNREMP
CID
LINEIN
BELL
CID
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
KX-FLM551: SCHEMATIC DIAGRAM (ANALOG BOARD (PCB2))
Summary of Contents for KX-FLM551
Page 12: ...1 11 2 ITU T No 2 TEST CHART 12 ...
Page 13: ...1 12 LOCATION OF CONTROLS 1 12 1 OVERVIEW 13 ...
Page 49: ...CROSS REFERENCE HIGH VOLTAGE SECTION 2 3 4 4 DIRTY AND HALF DARKNESS BACKGROUND 49 ...
Page 50: ...CROSS REFERENCE HIGH VOLTAGE SECTION 2 3 4 5 BLACK PRINT 50 ...
Page 51: ...CROSS REFERENCE HIGH VOLTAGE SECTION 2 3 4 6 LIGHT PRINT 51 ...
Page 52: ...CROSS REFERENCE HIGH VOLTAGE SECTION 2 3 4 7 BLACK DENSITY IS LIGHT OR UNEVEN 52 ...
Page 53: ...CROSS REFERENCE HIGH VOLTAGE SECTION 2 3 4 8 BLANK PRINT 53 ...
Page 54: ...2 3 4 9 BLACK WHIT POINT 2 3 5 RECORDING PAPER FEED 2 3 5 1 MULTIPLE FEED 54 ...
Page 55: ...2 3 5 2 THE PRINTING PAPER IS WAVED OR WRINKLED 55 ...
Page 56: ...56 ...
Page 57: ...2 3 5 3 SKEW 57 ...
Page 58: ...58 ...
Page 60: ...CROSS REFERENCE SENSOR SECTION MOTOR SECTION 2 3 6 2 DOCUMENT JAM 60 ...
Page 62: ...2 3 6 4 SKEW 62 ...
Page 63: ...2 3 6 5 THE SENT FAX DATA IS SKEWED 63 ...
Page 65: ...2 3 6 8 BLACK OR WHITE VERTICAL LINE 65 ...
Page 66: ...2 3 6 9 AN ABNORMAL IMAGE IS COPIED 66 ...
Page 79: ...79 ...
Page 80: ...CROSS REFERENCE TEST FUNCTIONS 80 ...
Page 81: ...CROSS REFERENCE TEST FUNCTIONS 81 ...
Page 82: ...CROSS REFERENCE TEST FUNCTIONS 82 ...
Page 83: ...CROSS REFERENCE TEST FUNCTIONS 83 ...
Page 84: ...84 ...
Page 85: ...85 ...
Page 86: ...86 ...
Page 95: ...CROSS REFERENCE CHECK THE STATUS OF THE DIGITAL BOARD 2 3 8 2 NG EXAMPLE 95 ...
Page 96: ...2 3 8 3 CHECK THE STATUS OF THE DIGITAL BOARD 96 ...
Page 103: ...2 3 9 7 LSU SECTION 103 ...
Page 104: ...CROSS REFERENCE LSU Laser Scanning Unit SECTION 2 3 10 CIS contact Image Sensor SECTION 104 ...
Page 105: ...2 3 11 HIGH VOLTAGE SECTION 105 ...
Page 106: ...106 ...
Page 107: ...107 ...
Page 108: ...108 ...
Page 109: ...109 ...
Page 112: ...112 ...
Page 113: ...113 ...
Page 126: ...126 ...
Page 137: ...2 8 2 Scan 137 ...
Page 139: ...4 2 HOW TO REMOVE THE OPERATION PANEL BLOCK 139 ...
Page 140: ...4 3 HOW TO REMOVE THE OPERATION BOARD 140 ...
Page 141: ...4 4 HOW TO REMOVE THE TRANSFER ROLLER AND IMAGE SENSOR 141 ...
Page 143: ...4 7 HOW TO REMOVE THE AC INLET AND LOW VOLTAGE POWER SUPPLY BOARD 143 ...
Page 144: ...4 8 HOW TO REMOVE THE DIGITAL BOARD AND MOTOR DRIVE BOARD 144 ...
Page 145: ...4 9 HOW TO REMOVE THE BACK COVER SECTION 145 ...
Page 146: ...4 10 HOW TO REMOVE THE FUSER UNIT AND HANDSET CRADLE 146 ...
Page 148: ...4 13 HOW TO REMOVE THE HEAT ROLLER AND EXIT ROLLER 148 ...
Page 149: ...4 14 HOW TO REMOVE THE PRESSURE ROLLER 149 ...
Page 150: ...4 15 HOW TO REMOVE THE MOTOR BLOCK 150 ...
Page 151: ...151 ...
Page 152: ...152 ...
Page 153: ...4 16 INSTALLATION POSITION OF THE LEAD 153 ...
Page 154: ...154 ...
Page 155: ...155 ...
Page 156: ...156 ...
Page 166: ...6 8 TIMING CHART When Printing Two Sheets of Paper 166 ...
Page 172: ...6 14 Timing Chart Initializing Short 172 ...
Page 174: ...7 CIRCUIT OPERATIONS 7 1 CONNECTION DIAGRAM 7 1 1 CONNECTION DIAGRAM 1 174 ...
Page 175: ...7 1 2 CONNECTION DIAGRAM 2 175 ...
Page 176: ...7 1 3 POWER SUPPLY FLOW 176 ...
Page 181: ...7 3 2 1 ASIC IC604 PIN LAYOUT 181 ...
Page 182: ...7 3 2 2 EXPLANATION OF PIN DISTRIBUTION 7 3 2 2 1 IC604 182 ...
Page 217: ...217 ...
Page 218: ...7 9 SENSORS AND SWITCHES SECTION All of the sensor and switches are shown below 218 ...
Page 241: ...9 FIXTURES AND TOOLS 241 ...
Page 242: ...10 CABINET MECHANICAL AND ELECTRICAL PARTS LOCATION 10 1 GENERAL SECTON 242 ...
Page 243: ...10 2 OPERATION PANEL SECTION 10 2 1 OPERATION PANEL BLOCK 1 243 ...
Page 244: ...10 2 2 OPERATION PANEL BLOCK 2 244 ...
Page 245: ...245 ...
Page 246: ...10 3 CABINET P C B BLOCK 246 ...
Page 247: ...10 4 PICK UP BLOCK 247 ...
Page 248: ...10 5 CABINET BLOCK 248 ...
Page 249: ...10 6 FUSER BLOCK 249 ...
Page 250: ...10 7 MAIN FRAME BLOCK 250 ...
Page 251: ...251 ...
Page 252: ...10 8 MOTOR BLOCK 10 9 ACTUAL SIZE OF SCREWS AND WASHER 252 ...
Page 253: ...11 ACCESSORIES AND PACKING MATERIALS 253 ...
Page 254: ...254 ...
Page 283: ...16 7 SENSOR BOARD PCB7 16 8 VARISTOR BOARD PCB8 HI Q KXFLM551 Printed in Japan 283 ...
Page 292: ...PCB CH J61 J60 ZNR60 01 06 25 PFUP1257ZA D COMPONENT VIEW BOTTOM VIEW ...
Page 312: ...CN51 1 TEMP 2 GND 3 VIN 4 SIG 5 VOUT PS50 1 2 3 4 NC C50 CN50 1 THERM 2 NC 3 GND ...
Page 313: ...ZNR60 271 ...