diff --git a/backend/genesys/enums.cpp b/backend/genesys/enums.cpp
index ce0ad10b6..ca6125150 100644
--- a/backend/genesys/enums.cpp
+++ b/backend/genesys/enums.cpp
@@ -279,6 +279,7 @@ std::ostream& operator<<(std::ostream& out, GpioId id)
         case GpioId::CANON_8600F: out << "CANON_8600F"; break;
         case GpioId::DP665: out << "DP665"; break;
         case GpioId::DP685: out << "DP685"; break;
+        case GpioId::G4010: out << "G4010"; break;
         case GpioId::G4050: out << "G4050"; break;
         case GpioId::HP2300: out << "HP2300"; break;
         case GpioId::HP2400: out << "HP2400"; break;
diff --git a/backend/genesys/enums.h b/backend/genesys/enums.h
index ae5dedd8e..9d7034bcf 100644
--- a/backend/genesys/enums.h
+++ b/backend/genesys/enums.h
@@ -372,6 +372,7 @@ enum class GpioId : unsigned
     DP665,
     DP685,
     G4050,
+    G4010,
     HP2300,
     HP2400,
     HP3670,
diff --git a/backend/genesys/gl843.cpp b/backend/genesys/gl843.cpp
index e768ac0de..80ebe0e7d 100644
--- a/backend/genesys/gl843.cpp
+++ b/backend/genesys/gl843.cpp
@@ -1240,6 +1240,7 @@ void CommandSetGl843::begin_scan(Genesys_Device* dev, const Genesys_Sensor& sens
             dev->interface->write_register(0x7e, 0x04);
             break;
         case GpioId::G4050:
+        case GpioId::G4010:
             dev->interface->write_register(REG_0xA7, 0xfe);
             dev->interface->write_register(REG_0xA8, 0x3e);
             dev->interface->write_register(REG_0xA9, 0x06);
@@ -1680,6 +1681,7 @@ void CommandSetGl843::update_hardware_sensors(Genesys_Scanner* s) const
    */
 
     uint8_t val = s->dev->interface->read_register(REG_0x6D);
+    DBG(DBG_io, "%s: read buttons_gpio value=0x%x\n", __func__, (int)val);
 
   switch (s->dev->model->gpio_id)
     {
@@ -1692,6 +1694,12 @@ void CommandSetGl843::update_hardware_sensors(Genesys_Scanner* s) const
             s->buttons[BUTTON_EMAIL_SW].write((val & 0x04) == 0);
             s->buttons[BUTTON_COPY_SW].write((val & 0x08) == 0);
             break;
+        case GpioId::G4010:
+            s->buttons[BUTTON_FILE_SW].write((val & 0x01) == 0);
+            s->buttons[BUTTON_COPY_SW].write((val & 0x04) == 0);
+            s->buttons[BUTTON_EXTRA_SW].write((val & 0x40) == 0);       // transparency
+            s->buttons[BUTTON_SCAN_SW].write((val & 0x08) == 0);
+            break;
         case GpioId::CANON_4400F:
         case GpioId::CANON_8400F:
         default:
diff --git a/backend/genesys/tables_gpo.cpp b/backend/genesys/tables_gpo.cpp
index 075cafbef..4afc8e314 100644
--- a/backend/genesys/tables_gpo.cpp
+++ b/backend/genesys/tables_gpo.cpp
@@ -257,6 +257,21 @@ void genesys_init_gpo_tables()
     s_gpo->push_back(gpo);
 
 
+    gpo = Genesys_Gpo();
+    gpo.id = GpioId::G4010;
+    gpo.regs = {
+        { 0x6c, 0x20 },
+        { 0x6d, 0x00 },
+        { 0x6e, 0xfc },
+        { 0x6f, 0x00 },
+        { 0xa6, 0x08 },
+        { 0xa7, 0x1e },
+        { 0xa8, 0x3e },
+        { 0xa9, 0x06 },
+    };
+    s_gpo->push_back(gpo);
+
+
     gpo = Genesys_Gpo();
     gpo.id = GpioId::HP_N6310;
     gpo.regs = {
diff --git a/backend/genesys/tables_model.cpp b/backend/genesys/tables_model.cpp
index 6998a5118..04017d013 100644
--- a/backend/genesys/tables_model.cpp
+++ b/backend/genesys/tables_model.cpp
@@ -342,12 +342,12 @@ void genesys_init_usb_device_tables()
     model.is_sheetfed = false;
     model.sensor_id = SensorId::CCD_G4050;
     model.adc_id = AdcId::G4050;
-    model.gpio_id = GpioId::G4050;
+    model.gpio_id = GpioId::G4010;
     model.motor_id = MotorId::G4050;
     model.flags = ModelFlag::WARMUP |
                   ModelFlag::DARK_CALIBRATION |
                   ModelFlag::CUSTOM_GAMMA;
-    model.buttons = GENESYS_HAS_SCAN_SW | GENESYS_HAS_FILE_SW | GENESYS_HAS_COPY_SW;
+    model.buttons = GENESYS_HAS_SCAN_SW | GENESYS_HAS_FILE_SW | GENESYS_HAS_COPY_SW | GENESYS_HAS_EXTRA_SW;
     model.search_lines = 100;
 
     s_usb_devices->emplace_back(0x03f0, 0x4505, model);