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HP 1200 Service Manual - Page 206

U, V, W, Y, Universal Serial Bus.

UPC - 637836445790

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toner cloth, ordering 170 image formation operations 65 loose, troubleshooting 140 redistributing 137 scattered, troubleshooting 142 smears, troubleshooting 140 specks, troubleshooting 139, 142 waste cleaning operations 66 toner cartridge area, cleaning 48 toner cartridge door locating 20 removing 91 toner cartridges checking 137, 153 drum rotation check 151 extending life of 56 high-capacity 14 life expectancies 40 operations 64, 65 part numbers 169 recycling 25 refilled 25 removing 78 tools, required 77 top cover, removing 87 trailing edge, detection 69 Training, HP Technical 168 transfer roller cleaning around 46 life expectancy 40 observing 155 operations 65 power supply 63 removing 96 transfer stage, image formation process 65 transparencies carrier sheets, creating 34 cleaning print path with 47 loading 35 trays. See main input tray; priority input tray troubleshooting steps 130 TrueType fonts, included 15 truss head screws 171 two-way communications 55, 57 U Universal Serial Bus. See USB unplugging printer 77 upper metal shield, pickup assembly 116 USB cable, ordering 169 interface 55 port, locating 21 user-replaceable parts 40 204 Index V vacuums, cautions against 48 variables, NVRAM 156, 157 ventilation requirements 28 vertical black streaks, troubleshooting 144 vertical defects, troubleshooting 141 vertical lines, troubleshooting 139 vertical white stripes, troubleshooting 143 VIDEO signals 73 voltage DC power supply 62 high-voltage power supply 63 overvoltage protection 62 part numbers based on 171 W WAIT period 73 warranty extended 24 refilled cartridges, impact on 25 statement 23 waste toner receptacle 66 wave, troubleshooting 142, 146 websites 168 weight printer 16 toner cartridge 137 white sheet, cleaning 52 white stripes, troubleshooting 143 width, product 16, 28 wiring diagrams 162 wrapping jams 69 wrinkled pages, troubleshooting 146 writing stage, image formation process 65 Y yellow light. See Attention light Z zero insertion force (ZIF) connectors 97, 98 EN

Section	Page
Contents	5
Figures	9
Tables	13
Product information	15
Chapter contents	15
Introduction	16
Hardware description	16
Firmware description	17
Product specifications	18
Model and serial numbers	21
Overview of printer	22
Front and side view	22
Back and side view	23
Overview of optional copier/scanner	24
Top view	24
Warranty statement	25
Extended warranty	26
Toner cartridge information	27
Refilled toner cartridges	27
Recycling toner cartridges	27
Installation and operation	29
Chapter contents	29
Operating environment	30
Identifying printer components	31
Printer control panel	31
Control panel light patterns	32
Copier/scanner control panel	34
Selecting media	35
Selecting media to print	35
Selecting media to copy or scan	36
Loading media	37
Loading media to print	37
Loading media to copy or scan	38
Printer output paths	39
Maintenance	41
Chapter contents	41
Life expectancies of consumables	42
User-replaceable parts	42
Replacing the printer pickup roller	43
Replacing the printer separation pad	45
Replacing the copier/ scanner separation pad	47
Cleaning the equipment	48
Cleaning the print path	49
Cleaning the toner cartridge area	50
Cleaning the printer pickup roller	51
Cleaning the printer separation pad	52
Cleaning and recalibrating the copier/scanner	53
Cleaning the scanner path	53
Operational overview	55
Chapter contents	55
Basic functions	56
Formatter system	57
Control panel	58
Draft mode	58
MEt	58
Enhanced I/O	58
PJL overview	59
Printer functions	60
Engine control unit/power system	61
Image formation system	66
Printer paper-feed system	69
Jam detection	71
Optional copier/scanner	73
Optical system	73
Document pickup and feed systems	73
Basic sequence of operation (formatter-to- printer)	75
Removal and replacement	77
Chapter contents	77
Removal and replacement strategy	79
Required tools	79
Before performing service	80
Toner cartridge	80
Parts removal order	81
Covers	82
Left side cover	82
Optional copier/scanner	83
Back cover	84
Right side cover	86
Top cover	89
Control panel assembly	90
Front cover assembly	91
Internal assemblies	98
Transfer roller	98
Formatter	99
Laser/scanner assembly	101
Fuser assembly	103
Output rollers	107
Motor	109
Solenoid	110
Fan assembly	112
Right plate assembly	114
Pickup assembly	116
Pickup roller shaft	119
Paper lift plate assembly	120
Left plate assembly	121
Bottom assemblies	122
ECU pan	122
Paper-feed assembly	126
Troubleshooting	131
Chapter contents	131
Basic troubleshooting	132
Errors	134
Control panel light messages	134
Fatal error secondary messages	137
Checking the toner cartridge	139
Solving image-quality problems	140
Solving paper-feed problems	148
Solving print paper-feed problems	148
Solving copying and scanning paper-feed problems	150
Functional checks	151
Engine test	151
Half self-test functional check	152
Drum rotation functional check	153
Heating element check	154
High-voltage power supply check	155
Paper path check	157
Service mode functions	158
NVRAM initialization/cold reset	158
PJL software commands	158
Troubleshooting tools	161
Internal reports	161
Repetitive image defect ruler	163
Main wiring	164
Locations of connectors	166
Locations of LEDs, jumpers, and switches	167
Parts and diagrams	169
Chapter contents	169
Ordering parts and supplies	170
Parts	170
Related documentation and software	170
Consumables	170
Accessories	171
How to use the parts lists and diagrams	173
Common hardware	173
Assembly locations	174
Printer trays & optional copier/scanner	174
Covers	176
Internal assemblies	178
Internal components (1 of 2)	178
Internal components (2 of 2)	180
Electrical components	182
Paper pickup assembly (1 of 2)	184
Paper pickup assembly (2 of 2)	186
Fuser assembly	188
Alphabetical parts list	190
Numerical parts list	193
Index	197
Numerics	197
A	197
B	197
C	197
D	198
E	199
F	199
G	200
H	200
I	200
J	201
K	201
L	201
M	201
N	202
O	202
P	202
Q	204
R	204
S	204
T	205
U	206
V	206
W	206
Y	206

Match case Limit results 1 per page

204

Index

toner

cloth, ordering 170

image formation operations 65

loose, troubleshooting 140

redistributing 137

scattered, troubleshooting 142

smears, troubleshooting 140

specks, troubleshooting 139, 142

waste cleaning operations 66

toner cartridge area, cleaning 48

toner cartridge door

locating 20

removing 91

toner cartridges

checking 137, 153

drum rotation check 151

extending life of 56

high-capacity 14

life expectancies 40

operations 64, 65

part numbers 169

recycling 25

refilled 25

removing 78

tools, required 77

top cover, removing 87

trailing edge, detection 69

Training, HP Technical 168

transfer roller

cleaning around 46

life expectancy 40

observing 155

operations 65

power supply 63

removing 96

transfer stage, image formation process 65

transparencies

carrier sheets, creating 34

cleaning print path with 47

loading 35

trays.

See

main input tray; priority input tray

troubleshooting steps 130

TrueType fonts, included 15

truss head screws 171

two-way communications 55, 57

Universal Serial Bus.

See

USB

unplugging printer 77

upper metal shield, pickup assembly 116

USB

cable, ordering 169

interface 55

port, locating 21

user-replaceable parts 40

vacuums, cautions against 48

variables, NVRAM 156, 157

ventilation requirements 28

vertical black streaks, troubleshooting 144

vertical defects, troubleshooting 141

vertical lines, troubleshooting 139

vertical white stripes, troubleshooting 143

VIDEO signals 73

voltage

DC power supply 62

high-voltage power supply 63

overvoltage protection 62

part numbers based on 171

WAIT period 73

warranty

extended 24

refilled cartridges, impact on 25

statement 23

waste toner receptacle 66

wave, troubleshooting 142, 146

websites 168

weight

printer 16

toner cartridge 137

white sheet, cleaning 52

white stripes, troubleshooting 143

width, product 16, 28

wiring diagrams 162

wrapping jams 69

wrinkled pages, troubleshooting 146

writing stage, image formation process 65

yellow light.

See

Attention light

zero insertion force (ZIF) connectors 97, 98