OKI C330dn

Рейтинг

Снят с производства

Тип устройства

Принтер

Технология печати

светодиодная

Макс. формат

Число страниц в месяц

45000

Скорость печати A4

Цветность печати

цветная

Общие характеристики
Технология печати	светодиодная
Число страниц в месяц	45 000
Область применения	малый офис
Тип	лазерный/светодиодный
Размещение	настольный
Цветность печати	цветная
Тип устройства	Принтер
Макс. формат	A4
Печать фотографий
Телефон
Сканер
Копир
Факс
Принтер
Время разогрева	60
Количество цветов	4
Прямая печать
Печать без полей
Система непрерывной подачи чернил
Пигментные чернила
Двусторонняя печать
Макс, разрешение для ч/б печати
По Y	600
По X	1 200
Скорость ч/б печати
A4	24
Скорость цветной печати
A4	22
Время выхода первого отпечатка
Ч/б	8,5
Цветн,	9
Сканер
Стандарт WIA
Стандарт TWAIN
Отправка изображения по e-mail
Расходные материалы
Ресурс фотобарабана	20 000
Ресурс цветного картриджа/тонера	2 000
Ресурс ч/б картриджа/тонера	3 500
Количество картриджей	4
Печать на:
Рулоне
CD/DVD
Фотобумаге
Матовой бумаге
Конвертах
Глянцевой бумаге
Этикетках
Пленках
Карточках
Плотность бумаги
Минимальная	64
Максимальная	220
Факс
PC Fax
Цветной
Телефон
Стандарт DECT
Проводная трубка
Беспроводная трубка
АОН
Caller ID
Спикерфон
Автоответчик
Шрифты и языки управления
Языки управления
PCL 5e
PPDS
PostScript 2
PostScript 3
PostScript
PCL 5c
PCL 6
PDF
Количество установленных шрифтов
PostScript	80
PCL	87
Лотки
Подача бумаги
Максимальная	880
Стандартная	350
Вывод бумаги
Стандартный	150
Финишер
Степлер
Брошюровщик
Сортер
Электронная сортировка
Сортировка со сдвигом
Интерфейсы
Версия USB	2,0
Веб-интерфейс
USB
Ethernet (RJ-45)
LPT
Устройство для чтения карт памяти
RS-232
Инфракрасный порт
AirPrint
FireWire (IEEE 1394)
Wi-Fi
Wi-Fi 802.11n
Bluetooth
Память/Процессор
Макс, объем памяти	640
Объем памяти	128
Частота процессора	532
Дополнительная информация
Экран
Работа от аккумулятора
Поддержка ОС
Linux
DOS
Windows
Mac OS
Потребляемая мощность
В режиме ожидания	14
При работе	480
Уровень шума
При работе	52
В режиме ожидания	37
Габариты
Ширина	410
Высота	242
Вес	22
Глубина	504

Модули

Cover-Top-Assy

Frame Assy.-MPT

Front Assy.-Hop, Reg

Base-Assy

Side-L-Assy

Side-R-Assy

Cover Assy-MPT

Case-Cassette-Assy-750

Printer NIP

Cover-OP-Assy-PX750

Детали Base-Assy

Деталь:	Gear-Assy.-CL25Z19
Парткод:	44354901

Коды ошибок

001 ... 011

020

030

031, 036

040

041

042, 043, 045

052

067, 068

069

070

072

073

074, 075

081

104

106

112

121

122

123

124

128-05

128-08

131 ... 134

142

153

154

155

160 ... 163

167

168

170, 171

172

174

175

176, 177

182

190

200 ... 202

203, 204, 207

208, 213, 214

209

231

250

251

252, 255

256, 257

901 ... 904

923

928

933

980

983

990

Описание

Парткод

Название

OKI Фотобарабан желтый

OKI Фотобарабан пурпурный

OKI Фотобарабан голубой

OKI Фотобарабан черный

OKI Тонер-картридж желтый

OKI Тонер-картридж пурпурный

OKI Тонер-картридж голубой

OKI Тонер-картридж черный

OKI Ремень переноса изображения

OKI Термоблок (печка)

OKI Блок фотобарабанов / Моноблок CMYK

Деталь:	Roller-Assy-Hopping
Парткод:	44483301
Цена:	2 100 ₽

Деталь:	Roller-Assy-PickUp
Парткод:	44483601
Цена:	2 400 ₽

Деталь:	Frame Assy.-Retard
Парткод:	44384701
Цена:	3 600 ₽

Деталь:	PWR unit-ACDC Switch(100V)
Парткод:	44149601

Деталь:	PWR unit-ACDC Switch(200V)
Парткод:	44149701

Деталь:	PWR unit-ACDC Switch(230V)
Парткод:	44883801

Деталь:	Board-IBA Maintenance spec.
Парткод:	44424001

Error code:	001 ... 011
Display:	Service Call 001: Error - 011: Error
Description:	CPU Exception
Causes:	Does error display reappear? Does error display reappear?
Remedy:	Turn power OFF and ON. Replace TIG board. (Replace EEPROM)

Error code:	020
Display:	Service Call 020: Error
Description:	CU ROM Hash Check Error 1
Causes:	Is program ROM DIMM set properly? Is error recovered by replacing program ROM DIMM?
Remedy:	Reset program ROM DIMM. Replace program ROM DIMM. Replace TIG board. (Replace EEPROM)

Error code:	030
Display:	Service Call 030: Error
Description:	CU Slot1 DIMM RAM Check Error
Causes:	Is subject RAM DIMM set properly? Is error recovered by replacing subject ROM DIMM?
Remedy:	Reset subject RAM DIMM. Replace RAM DIMM. Replace TIG board. (Replace EEPROM)

Error code:	040
Display:	Service Call 040: Error
Description:	CU EEPROM Error
Causes:	Is error recovered by replacing EEPROM on CU board?
Remedy:	Replace EEPROM. (Recover user environment.) Replace TIG board. (Replace EEPROM)

Error code:	041
Display:	Service Call 041: Error
Description:	CU Flash Error Flash ROM error on CU board.
Causes:	Does error display reappear?
Remedy:	Replace TIG board. (Replace EEPROM.)

Error code:	052
Display:	Power Off/on 052: Error
Description:	Image Processor Driver Error
Causes:	Does this error message reappear?
Remedy:	Is the error display reproducible? Power OFF/ON Replace CU PCB. (Replace EEPROM)

Деталь:	Cable-Head-Assy
Парткод:	44498001

Деталь:	Frame-Head-L
Парткод:	44366601

Деталь:	Frame-Head-R
Парткод:	44366701

Деталь:	Spring-Separator
Парткод:	44009301

Error code:	069
Display:	Service Call 069:Error
Description:	Malfunction of the NIC chip was detected.
Causes:	Does this error recur?
Remedy:	Does this error recur? Yes Power OFF/ON. Replace the printer control PCB.

Error code:	070
Display:	Service Call 070: Error
Description:	CANT_HAPPEN PS firmware fault detected.
Causes:	Confirm that error is recovered by turning power OFF/ON.
Remedy:	Replace TIG board. (Replace EEPROM.)

Error code:	072
Display:	Service Call 072: Error
Description:	Engine communication error I/F error between PU-CU.
Causes:	Is CU assembly set properly? Is error recovered by replacing TIG board?
Remedy:	Set properly. Replace TIG board. (Replace EEPROM.) Replace PU board.

Error code:	073
Display:	Reboot the printer. 073: Error xxxxxxxx
Description:	Video Error Error is detected when expanding the video data. (Illegal data is received.)
Remedy:	Is the CU assembly installed normally? Does this error recur? Re-install the CU assembly normally. Change the PC with another PC having high specifications, or alternately reduce resolution power and execute the print again. Replace the CU board. Replace the interface cable. Re-install the PC Printer driver. Is the CU assembly installed normally? Does this error recur? Does the error depend on print Data? Re-install the CU assembly normally. Execute the print again. Print any other data. Replace the CU board. Send the data to design division and request analysis of the data.

Error code:	081
Display:	Service Call 081: Error
Description:	Parameter Match Check Error
Remedy:	Normal Read/Write not possible with EEPROM or Flash. If the condition does not change replace CU PCB.

Error code:	104
Display:	Service Call 104: Error
Description:	Developer Motor Failure The Developer Motor rotation signal indicates that the motor is no longer operational.
Causes:	• Developer Drive Assembly, PL8.1.1 • Engine Control Board, PL9.1.16 • Interlock Switch, PL9.1.11 • FAN/PHD/MOT Harness, PL10.1.9
Remedy:	1 Check the Developer Drive Assembly for damage. Are any parts of the Developer Drive Assembly damaged or excessively worn? Replace the Developer Drive Assy. Go to Step 2. 2 Check the Developer Motor connection. Is P/J491 connected to the harness? Go to Step 3. Reconnect the Developer Motor. 3 Test the Developer Motor. 1. Close the Interlock Switch while testing. 2. Run the Service Diagnostics Developer Motor test. Does the motor operate? Go to Step 5. Go to Step 4. 4 Check for +24 V to the Developer Motor. Is the +24 V across P/J491-1 <=> P/J 481-5? Go to Step 6. Go to Step 5. 5 Test the Interlock Switch. Run the Service Diagnostics Interlock Switch test. Does the switch function correctly? Go to Step 6. Replace the Interlock Switch. 6 Check all pins on the FAN/PHD/MOT Harness PL10.1.9 for continuity. 1. Disconnect P/J48 and P/J491. 2. Check continuity between J48 <=> J491. Replace the Engine Control Board. Replace the FAN/PHD/MOT Harness.

Error code:	106
Display:	Service Call 106: Error
Description:	Motor Failure One of the primary drive motors has failed.
Causes:	• Main Drive Assembly, PL8.1.2 • Developer Drive Assembly, PL8.1.1 • Fuser Drive Assembly, PL5.2.25 • Engine Control Board, PL9.1.16 • Interlock Switch, PL9.1.11
Remedy:	1 Check the motors. Run the Service Diagnostics motor tests to determine the failed part. Is the failed part the Main Drive Motor? Go to. Test the Fuser Motor. 2 Is the failed part the Fuser Drive Motor? Go to. Test the Developer Motor. 3 Is the failed part the Developer Drive Motor? Go to. Replace the Engine Control Board.

Error code:	112
Display:	SVC 112 ERROR
Description:	Printhead Error
Causes:	Incorrect color DTM installation, incorrect PCU installation, development bias error, MCU, LD control malfunction, loss of synchronization
Remedy:	No first Hysnc - yellow Check for the correct installation of all the cables to the system board assembly and to the printhead assembly; J7 and J8 on the system board. Go to “System board”. If the cables are connected correctly to the system board and to the printhead assembly, go to “Printhead diagnostics”. Note: Do not adjust or replace any printhead before performing checks in “Printhead diagnostics”

Error code:	121
Display:	Service Call 121: Error
Description:	Fuser Error
Causes:	Is cable between PU board andhighvoltage power LSI connected properly?
Remedy:	Wrong fuser lamp - BUR - replace the fuser assembly

Error code:	122
Display:	Service Call 122: Error
Description:	Finisher Decurler Failure, Code 122 The level of the Decurler Cam Home Sensor did not change 4 seconds after the Decurler Cam Clutch has turned on.
Causes:	• Decurler Cam Clutch • Stacker Motor • Finisher Control Board
Remedy:	1 1. Rotate the actuator while running the Decurler Cam Position test in diagnostics. 2. Does the value change between H and L? Go to step 2. Troubleshoot using the transmissive sensor procedure. 2 Does the decurler cam clutch operate in diagnostics? Check for a mechanical problem with the decurler cam clutch drive. If no problem is found replace the clutch. Go to step 3. 3 Is +24 VDC present at P/J 849-1? Replace the decurler cam clutch. Go to step 4. 4 Is +24 VDC present at test point 5 on the finisher control board? Replace the finisher control board. Troubleshoot the +24 VDC interlock circuit. 5 Is +24 VDC present at P/J 847-11 with the Finisher Stacker Motor Down test running in diagnostics? Replace the stacker motor. Replace the finisher control board

OKI C330dn

Общие характеристики

Технология печати

Число страниц в месяц

Область применения

Тип

Размещение

Цветность печати

Тип устройства

Макс. формат

Печать фотографий

Телефон

Сканер

Копир

Факс

Принтер

Время разогрева

Количество цветов

Прямая печать

Печать без полей

Система непрерывной подачи чернил

Пигментные чернила

Двусторонняя печать

Макс, разрешение для ч/б печати

Скорость ч/б печати

Скорость цветной печати

Время выхода первого отпечатка

Сканер

Стандарт WIA

Стандарт TWAIN

Отправка изображения по e-mail

Расходные материалы

Ресурс фотобарабана

Ресурс цветного картриджа/тонера

Ресурс ч/б картриджа/тонера

Количество картриджей

Печать на:

Плотность бумаги

Факс

PC Fax

Цветной

Телефон

Стандарт DECT

Проводная трубка

Беспроводная трубка

АОН

Caller ID

Спикерфон

Автоответчик

Шрифты и языки управления

Языки управления

Количество установленных шрифтов

Лотки

Подача бумаги

Вывод бумаги

Финишер

Степлер

Брошюровщик

Сортер

Электронная сортировка

Сортировка со сдвигом

Интерфейсы

Версия USB

Веб-интерфейс

USB

Ethernet (RJ-45)

LPT

Устройство для чтения карт памяти

RS-232

Инфракрасный порт

AirPrint

FireWire (IEEE 1394)

Wi-Fi

Wi-Fi 802.11n

Bluetooth

Память/Процессор

Макс, объем памяти

Объем памяти

Частота процессора

Дополнительная информация

Error code:	123
Display:	Service Call 123: Error
Description:	Finisher Set Clamp Failure, Code 123 The set clamp home sensor did not turn on within 2 seconds after the set clamp started operation.
Causes:	• Set Clamp Solenoid • Finisher Control Board
Remedy:	1 1. Check the Set Clamp home sensor in diagnostics. 2. Does the value change from H to L while rotating the actuator? Go to step 2. Use the transmissive Sensor procedure to diagnose and repair the sensor. 2 Does the solenoid energize when running the Set Clamp Paddle test in diagnostics? Go to step 3. Go to step 4. 3 1. Run the Eject Forward Test and then the Eject Release Test in diagnostics. 2. Does the set clamp paddle turn once? Replace the finisher control board. Go to step 4. 4 Is +24 VDC present at P848A-10? Go to step 5. Go to step 6. 5 Is +24 VDC present at P848A-11? Replace the finisher control board. Replace the set clamp solenoid. 6 Is +24 VDC present at test point 9 on the finisher control board? Replace the finisher control board. Troubleshoot and repair the +24 VDC interlock circuit.

Error code:	124
Display:	Service Call 124: Error
Description:	Finisher Communication Failure, Code 124
Remedy:	There are no diagnostic routines for problems involving serial communications. It is recommended that you address the following assemblies in this order: • Finisher Control Board • Engine Control Board • Perform continuity checks on any wiring harnesses involved.

Error code:	142
Display:	Contact the Service center. 142: Error
Description:	Motor
Causes:	• Standard white plate defective, dirty • Moisture inside the scanner unit • SBU to IPU harnesses defective • BCU to IPU harnesses defective • SBU defective • IPU defective • BCU defective
Remedy:	DC pick motor, over speed - staging motor - replace the “Staging motor”. If this does not fix the problem, replace the “System board”.

Error code:	153
Display:	Service call 153: Error
Description:	Jam at Duplex: Jam D The Duplex Jam Sensor indicates that paper did not reach the sensor on time or that paper remains in the Chute Assembly Out.
Causes:	• Duplex Jam Sensor, PL5.4.1 • Jam Sensor Actuator, PL5.4.13 • Duplex Motor Assembly, PL5.4.5 • FRONT/DUP Harness, PL5.3.28 • Chute Assembly Out, PL5.3.1
Remedy:	1 Check the following for evidence of fault or damage: • Duplex Motor Assembly, PL5.4.5 • JAM Sensor Actuator, PL5.4.13 • Chute Assembly Out, PL5.3.1 Are there any defects? Replace any damaged part. Go to Step 2. 2 Test the Duplex Jam Sensor. Run the Service Diagnostics Jam Sensor test. Does the sensor function correctly? Go to Step 7. Replace the Duplex Jam Sensor and Go to Step 3. 3 Check printer function. Does the printer function correctly after replacing the Duplex Jam Sensor? Complete Go to Step 4. 4 Check the Duplex Jam Sensor signal. Block the Duplex Jam Sensor. Is the voltage across J133-1 <=> J133-2 0 V? Go to Step 6. Go to Step 5. 5 Check FRONT/DUP Harness continuity. 1. Disconnect P/J133 and P/J13. 2. Check continuity between J133 <=> J13 Go to Step 6. Replace the FRONT/DUP Harness. 6 Print a Test Print in Duplex mode Does the sheet reverse in the printer? Replace the Chute Assembly Out. Go to Step 7. 7 Test the Duplex Motor. 1. Close the Interlock Switch during the test. 2. Run the Service Diagnostics Duplex Motor test. Does the Duplex Motor function correctly? Replace the Chute Assembly Out. Go to Step 8. 8 Check for +24 V to the Duplex Motor. Disconnect P/J501. Is there +24 V across P501-6 <=> ground? Go to Step 9. Replace the Engine Control Board. 9 Check all pins on the FRONT/DUP Harness PL5.3.28 for continuity. 1. Disconnect P/J13 and P/J501. 2. Check continuity between J13 <=> P501. Got to Step 10. Replace the FRONT/DUP Harness. 10 Replace the Duplex Motor. Does the error persist? Replace the Engine Control Board. Complete

Error code:	154
Display:	Service Call 154: Error
Description:	Jam at Registration Roller: Jam RR The Registration Sensor indicates that paper did not reach the sensor on time or that paper remains in the Registration Chute.
Causes:	• Registration Sensor, PL4.1.3 • Registration Sensor Actuator, PL4.1.1 • Registration Roller Assembly, PL4.2.1
Remedy:	1 Check the following for damage. • Registration Sensor Actuator, PL4.1.1 • Registration Roller Assembly, PL4.2.1 Is there any damage? Clean or replace as needed. Go to Step 2. 2 Test the Registration Sensor. Run the Service Diagnostics Registration Sensor test. Does the sensor function correctly? Go to Step 6. Go to Step 3. 3 Check the Registration Sensor connection. Is the Registration Sensor connected to the harness? Go to Step 4. Reconnect. 4 Check all pins on the REGISNS Harness PL 4.1.4 for continuity. 1. Disconnect P/J181 and P/J18. 2. Check continuity between J181 <=> J18. Go to Step 5. Replace the Registration Sensor Harness. 5 Check the Registration Sensor signal. Block the Registration Sensor. Verify the voltage between P/J18-3 <=> P/J18-2 on the Engine Control Board is 0 VDC. Go to Step 6. Replace the Registration Sensor. 6 Test the Registration Clutch. 1. Close the Interlock Switch while testing. 2. Run the Service Diagnostics Registration Clutch test. Does the clutch function correctly? Go to Step 8. Go to Step 7. 7 Check the Registration Clutch resistance. Disconnect connector P/J192. Is the resistance between J192-1 <=> J192-2 less than 200ƒ¶? Go to Step 8. Replace the Registration Clutch (Part of the Registration Roller Assembly) 8 Check for +24 V to the Registration Clutch. 1. Disconnect P/J192. 2. Close the Interlock Switch while testing. Is there +24 V across P192-3 <=> ground? Replace the Registration Chute. Replace the Engine Control Board.

Error code:	155
Display:	Service Call 155: Error
Description:	Misfeed at Tray 1 (MPT): Jam T1 Paper fed from Tray 1 (MPT) did not reach the Registration Sensor on time.
Causes:	• Feed Roller Assembly MPT, PL5.3.20 • Interlock Switch, PL9.1.11 • Registration Sensor, PL4.1.3 • Feed Solenoid, PL5.3.9 • Registration Roller Assembly, PL4.2.1 • Main Drive Assembly, PL8.1.2
Remedy:	1 Check the following for evidence of fault or damage: • Feed Roller Assembly MPT, PL5.3.20 • Tray 1 (MPT) • Registration Sensor, PL4.1.3 • Main Drive Assembly, PL8.1.2 Remove any foreign objects or paper debris from the paper path. Is there any damage? Replace any damaged or excessively worn parts. Go to Step 2. 2 Test the Registration Sensor. Run the Service Diagnostics Registration Sensor test. Does the sensor function correctly? Go to Step 6. Go to Step 3. 3 Check the Registration Sensor connection. Is the Registration Sensor connected to the harness? Go to Step 4. Connect the sensor. 4 Check all pins of the REGISNR Harness PL4.1.4 for continuity. 1. Disconnect P/J181 and P/J18. 2. Check continuity between J181 <=> J18. Go to Step 5. Replace the Registration Sensor Harness. 5 Check the Registration Sensor signal. Block the Registration Sensor. Verify the voltage between P/J18-3 <=> P/J18-2 on the Engine Control Board is 0 VDC. Replace Registration Sensor. Go to Step 6. 6 If possible, print a Test Print from Tray 1 (MPT). Does the Main Motor function properly? Go to Step 16 Go to Step 7 7 Test the Main Drive Assembly. Run the Service Diagnostics Main Motor test. Does the Main Motor turn? Replace the Engine Control Board. Go to Step 8. 8 Check for +24 V to the Main Drive Motor 1. Disconnect P/J481. 2. Close the Interlock Switch while testing. Is there +24 V across J481-10 <=> J481-8? Go to Step 12. Go to Step 9. 9 Test the Interlock Switch. Run the Service Diagnostics Interlock Switch test. Does the Interlock Switch function correctly? Go to Step 11. Go to Step 10. 10 Check for +5 V to the Interlock Switch Disconnect P/J161. Is there +5 V across P161-1 <=> P161-2? Replace the LVPS. Replace the Interlock Switch. 11 Check FAN/PHD/MOT Harness continuity. 1. Disconnect P/J48 and P/J481. 2. Check continuity between J48 <=> J481 Replace Main Drive Motor Replace FAN/ PHD/MOT Harness. 12 Check Turn Roller function. 1. Perform Steps 1 ~ 3 on. 2. Open and close the front door. 3. Observe the Turn Roller. Does the Turn Roller turn while the machine is warming up? Go to Step 16. Go to Step 13. 13 Test the Turn Clutch. 1. Run the Service Diagnostics Tray 1 (MPT) Turn Clutch test. 2. Close the Interlock Switch while testing. Does the Turn Clutch function normally? Check that the Clutch doesn’t slip. Check the gears for damage. Go to Step 14. 14 Check for +24 V to the Turn Clutch. 1. Disconnect P/J191. 2. Close the Interlock Switch while testing. Is there +24 V across P191-2 <=> ground? Go to Step 15. Replace the Engine Control Board. 15 Check Turn Clutch resistance. Disconnect P/J191. Is the resistance between J191-1 <=> J191-2 less than 200Ω? Go to Step 16. Replace the Turn Clutch (Part of the Registration Roller Assembly). 16 If possible, print a Test print from Tray 1 (MPT). Check the Feed Gear operation. Does the gear function normally? Check for damage or obstructions in the paper path. Go to Step 17. 17 Test the Feed Solenoid. 1. Close the Interlock Switch while testing. 2. Run the Service Diagnostics Tray 1 (MPT) Feed Solenoid test. Does the Feed Solenoid function normally? Check that the Feed Solenoid spring and stopper disengage correctly. Go to Step 18. 18 Check all pins on the FRONT/DUP Harness PL5.3.28 for continuity. 1. Disconnect P/J132 and P/J13. 2. Check continuity between J13 <=> P132. Go to Step 19. Replace the FRONT/DUP Harness Assembly. 19 Check Feed Solenoid resistance. Disconnect connector P/J132. Is the resistance between J132-1 <=> J132-2 less than 100Ω? Replace the Engine Control Board. Replace the Feed Solenoid.

Error code:	167
Display:	Service Call 167: Error
Description:	Motor
Causes:	Is the error message displayed? Does this error recur?
Remedy:	The incorrect configuration ID. See “Web oiler fuser kit installation” on page 4-88 to set configuration ID.

Error code:	168
Display:	Service Call 168: Error
Description:	Motor
Causes:	Is the error message displayed? Does this error recur?
Remedy:	Unknown manufacture type - perform “Motor Detect” on page 3-18. If you do not find the problem after performing the test, call your next level support.

Error code:	172
Display:	Inspection is required. 172:Error
Description:	Motor
Causes:	Does this error recur?
Remedy:	Mirror motor lost lock - cyan - go to “Printhead diagnostics” on page 3-1. Note: Do not adjust or replace any printhead before performing checks in “Printhead diagnostics” on page 3-1.

Error code:	174
Display:	Contact the Service center. 174: Error
Description:	Motor
Causes:	Does this error recur?
Remedy:	Mirror motor lost lock - magenta - go to “Printhead diagnostics” on page 3-1. Note: Do not adjust or replace any printhead before performing checks in “Printhead diagnostics” on page 3-1.