Service Manual
Page 50
... B INPUT SPECIFICATIONS Table 2-4. Power Supply Circuit Block Diagram Block Input Filter ZC-RCC Converter +5 V Circuit Table 2-3. EPSON FX-890/2190 2.1.2.2 C524 PSB/PSE/PSH Power Supply Circuit This printer can be powered by the ESAVE signal is the same, except for a difference in the primary circuitry. Input Specifications ...Power Supply Unit Name Rated input power voltage C524 PSB (100-120V Spec) 100-120 VAC C524 PSE (220-240V Spec) 220-240 VAC C524 PSH (100-240V Spec) 100-240 VAC Input voltage range 85-138 VAC 187-276 VAC 85-276 VAC...
... B INPUT SPECIFICATIONS Table 2-4. Power Supply Circuit Block Diagram Block Input Filter ZC-RCC Converter +5 V Circuit Table 2-3. EPSON FX-890/2190 2.1.2.2 C524 PSB/PSE/PSH Power Supply Circuit This printer can be powered by the ESAVE signal is the same, except for a difference in the primary circuitry. Input Specifications ...Power Supply Unit Name Rated input power voltage C524 PSB (100-120V Spec) 100-120 VAC C524 PSE (220-240V Spec) 220-240 VAC C524 PSH (100-240V Spec) 100-240 VAC Input voltage range 85-138 VAC 187-276 VAC 85-276 VAC...
Service Manual
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...OVP preset voltage 45 ~ 58 V Output 2 Cutoff Turning power off once and on again 0 A Cutoff type 6 ~ 9 V Operating Principles Overview 51 EPSON FX-890/2190 Revision B Power Supply Unit Name Special output holding time (The period from the time when output 1 has dropped below 26 V to the output 2 ... range 0~2.8 A 0~0.7 A Ripple voltage *3 ----- 100 mVpp Typ. Input Specifications C524 PSB (100-120V Spec) C524 PSE (220-240V Spec) 120 ms or more (Input: 85 V, 60 Hz) (Input: 187 V, 50 Hz) C524 PSH (100-240V Spec) (Input: 85 V, 60 Hz) (Output: At output 1 of no-load and output 2 of ...
...OVP preset voltage 45 ~ 58 V Output 2 Cutoff Turning power off once and on again 0 A Cutoff type 6 ~ 9 V Operating Principles Overview 51 EPSON FX-890/2190 Revision B Power Supply Unit Name Special output holding time (The period from the time when output 1 has dropped below 26 V to the output 2 ... range 0~2.8 A 0~0.7 A Ripple voltage *3 ----- 100 mVpp Typ. Input Specifications C524 PSB (100-120V Spec) C524 PSE (220-240V Spec) 120 ms or more (Input: 85 V, 60 Hz) (Input: 187 V, 50 Hz) C524 PSH (100-240V Spec) (Input: 85 V, 60 Hz) (Output: At output 1 of no-load and output 2 of ...